Списък с думи на двупосочния английско-български политехнически речник

stab stabilidyne stabilising reactor stabilities against stability against stability analysis stability coefficient stability conditions stability constant stability criteria stability criterion stability factor stability limit stability-limit amplitude stability margin stability moment stability of game stability region stability test stability theory stability zone stabilization stabilization resistance stabilizator stabilized conditions stabilized-current supply stabilizer stabilizer spring stabilizing stabilizing circuit stabilizing device stabilizing effect stabilizing feedback stabilizing fin stabilizing rotor stabilizing treatment stabilizing tube stabivolt stable stable amplitude stable arc stable equilibrium stable focus stable grade stable isotope stable limit cycle stable motion stableness stable node stable nuclei stable nucleus stable operation stable state stable system stable to stack stack casting stack damper stack draught stacked antenna stacked-beam radar stacked dipole array stacked structure stack effluents stacker stack flue stack hood stacking fault stacking height stacking measurement stack memory stack moulding stack of pipes stack storage stack temperature staddle stadia stadia hairs stadia instrument stadia lines stadia rod staff staff bead staff error staffer thread staff reading staff tip adapter staff tip adaptor stage stage adapter stage adaptor stage addition stage aeration stage box stage compression staged test stage efficiency stage floatation stage heating stage of amplification stage of experiment stage of manufacture stage of work stage valve stage working stagger stagger amplifier staggered staggered circuit staggered circuitry staggered configuration staggered conformation staggered intermittent weld staggered ordering staggered plug weld staggered read staggered-teeth cutter staggering stagger-teeth cutter stagger-tuned amplifier staging stagnant stagnant air stagnant water stagnation stain stained glass stained wood staining stainless stainless clad steel staircase staircase-frequency divider staircase generator staircase voltage stair head stair pole stair riser stair step stair tread stairway stairwell stake stake on stake out staking staking lug staking tool stale stalk stall stall angle stalled torque stalling stalling angle stallometer stall roasting stall start stamina stamp stamped concrete stamped frame stamped nail stamped-out stamped with stamper stamp hammer stamping stamping board stamping die stamping hammer stamping machine stamping press stamping room stanch stanchion standage stand-alone emulator stand-alone programme stand-alone unit standard air standard air ionization chamber standard ammeter standard brass standard buret standard burette standard cable standard cell standard code standard compo standard conditions standard copper standard cost standard dam standard dam crests standard design standard deviation standard electrode standard element standard elemental time standard elevation standard environment standard error standard fillet weld standard for comparison standard frequency standard fuel standard gauge standard gauge railway standard-gauge track standard-hour plan standard instrument standard interface standardised standardize standardized product standardized variable standard laboratory standard lamp standard magnet standard medium standard meter standard metre standard mode standard musical pitch standard of accuracy standard of behaviour standard of comparison standard of invention standard of originality standard of patentability standard ohm standard performance standard practice standard procedure standard product standard programme standard programme library standard project standard quality standard rate standard rating standard refraction standard resistance standard resistor standard routine standard sample standard sewage standard sexagesimal measure standard-signal generator standard size standard solution standard specifications standard state standard test standard time standard time data standard tin standard-tone generator standard tooth standard type standard unit standard-unit construction standard voltmeter stand-by stand-by battery stand-by boiler stand-by car stand-by drive stand-by duty standby equipment stand-by instalation standby lighting stand-by losses stand-by power stand-by pump stand-by station stand-by unit standing standing activity standing balance standing block standing costs standing pile standing request standing rope standing sexagesimal measure standing start standing time standing wave standing-wave amplifier standing wave meter standing wave metre standing wave ratio stand-off insulator stand oil stand pipe standstill stand-up rail stank stannate stannic stannic acid stannic compound stannicompound stannite stannocompound stannous stannous acid stannylene staple staple fibre stapler star antimony star box star catalog star catalogue starch star chain star chart starch-free starch gum starching starching machine starch paper starchy star cloud star cluster star-connected star-connected multimachine system star connection star connexion star current star-delta connection star-delta connexion star-delta starter star-delta starting star-delta switch star drift stared error star follower star gauge star generation star-grounded star groundsed star handle starked amplifier star navigation star-orientation system package star pinion star point star-pointing attitude control star-producing star-quad star shake star-shaped star shell star's spectral class start startability start-and-stop start button start dialling signal started starter starter battery starter cathode starter gap starter less lamp starter switch starters with internal reduction gear starter with internal reduction gear starting starting acceleration starting anode starting arrangement starting button starting capacity starting circuit starting clutch starting compensator starting crank starting current starting data starting device starting duty starting effort starting electrode starting element starting fan starting force starting fraction starting friction starting gear starting handle starting lever starting losses losses starting period starting point starting position starting potential starting power starting rate starting reactor starting relay starting resistance starting resistor starting rheostat starting run starting signal starting system starting time starting torque starting transformer starting turbine starting valve starting voltage starting winding starting work start-of-heading character start-of-text character start pulse start-stop start-stop apparatus start-stop multivibrator start-stop transmission starts up start up in gear start-up system start-up time starvation starve starved joint star voltage star wheel state state band state crossing statement state of aggregation state of art state of cure state of even parity state of odd parity state of rest state of strain state of stress state-of-the-art state-of-the-art search static accuracies statically indeterminate system statically-indeterminate truss statically-indetermined structure statically overdetermined statical moment statical stability statical transverse field static arrester static arrestor static balance static balancer static balancing static carrying capacity static characteristic static charge static compo static conditions static contactor static deflection static design static discharge static disturbance static draught static dump static electricity static elevation static eliminator static energy static-energy sensitivity static equilibrium static flip-flop static friction static governing static hardness test static instability static level static lift static load static magnetic induction static memory static moment staticon static orifice static pressure static regime static regulator statics static sensitivity static stability static steepness static storage static strength static stress static subroutine static switch static system static test static thrust stating relay station stationarity stationarity of random process stationary atom stationary axle stationary battery stationary conditions stationary contact member stationary crane stationary engine stationary field stationary fit stationary instrument stationary jaw stationary load stationary mass stationary orbit stationary phase stationary process stationary quantum stationary random action stationary satellite stationary shaft stationary shock stationary state stationary stay stationary table stationary target stationary universe stationary vane stationary wave station bin station block station equation station error stationery station licence station license station master station milling station-to-station block station track station wagon statipally stable statistic statistical acoustics statistical analysis statistical approach statistical array statistical assurance statistical average statistical data statistical design statistical equilibrium statistical error statistical estimate statistical fluctuation statistically indeterminate statistical mechanics statistical physics statistical population statistical processing statistical programming statistical quality control statistical readiness statistical sum statistical theory statistical weight statistic analysis statistics of attributes stator-rotor starter stator vane statuary statuary bronze status word statutory standard staunch staurolite stave stay stay block stay bolt stay bracket stay clamp stayed stayed pole stay-furring tool staying stay insulator stay put stay rod stay tube stay wedge steady steady background steady bracket steady compo steady current steady dowel steady flow steady gradient steadying bracket steady load steady-load test steady operation steady rest steady ring steady run steady running steady state steady-state amplitude steady-state conditions steady-state current steady-state diffusion steady-state equation steady-state error steady-state flow steady-state gain steady state motion steady-state regime steady-state stability limit steady-state temperature steady-state value steady stream steady stress steam steam bath steam blast steam-blown steam boiler steam boiler fittings steam box steam chamber steam charts steam chest steam coal steam concrete steam condenser steam conduit steam consumption steam-consumption meter steam-consumption metre steam-cooled steam curing steam cylinder steam demand steam digester steam-disengaging surface steam distribution steam-distribution header steam dome steam drier steam-driven steam-driven pump steam drop steam drum steam drying steamed concrete steam engine steamer steam fitter steam fittings steam-flow meter steam-flow metre steam-flow recorder steam funnel steam gauge steam-generating steam-generating unit steam generation steam generator steam hammer steam heat steam-heated drier steam heater steam heating steam heating boiler steam heating system steam-hydraulic press steaming steaming rate steaming temperature steaming tube steaming zone steam iron steam jacket steam-jacketed steam jet steam-jet atomizer steam-jet condenser steam-jet ejector steam-jet injector steam-jet pump steam-jet sprayer steam lead steam line steam locomotive steam main steam nozzle steam off steam-operated steam out steam output steam pipe steam pipeline steam piston steam plant steam-plate steam point steam power steam power plant steam power unit steam pressure steam pressure gauge steam-pressure test steam production steam-proof steam-propelled steam properties steam radiator steam ram steam rate steam receiver steam refining steam regulator steam reheater steam retting steam return line steam room steam scrubber steam seal steam sealing steam-seasoned steam separator steam shop steam space steam sprayer steam state steam station steam storage steam superheater steam supply steam thrust steam-tight steam-tight seal steam traction steam tractor steam trap steam tube steam tugboat steam turbine steam-turbine-electric locomotive steam valve steam vapour steam vulcanization steam washer steam washing steamway steam winch stearate stearh-heating oven stearine stearine pitch stearp drive steatite steel steel-alkaline battery steel-area ratio steel-armoured steel ball steel band steel-band conveyer steel-band conveyor steel bar steel-barrel motor steel beam steel bender steel bronze steel-bulb rectifier steel-cast steel casting steel change steel clad steel concrete steel-cored steel dam steel-encased steel-faced steel facing steel flooring steel foundry steel-framed construction steel-framed structure steel furnace steel girder steeling steel-lined steelmaking steel mill steel mould steel pile steel plant steel plate steel-plate chimney steel-plated steel ratio steel rope steel-rope drive steel-setted steel shape steel structure steel-studded tyre steel timber steel timbering steel tipple steel truss steel wire cloth steel-wire rope steel wool steel-wool filter steelwork steelwork structure steelyard steel-yard ammeter steen steep steep bank steep curve steep dip steep edge steep grade steep gradient steeple steeple clock steeple head steeple-head rivet steepness steep pitch steep rise steep roof steep spiral steep trajectory steep turn steep wave front steerable antenna steering steering angle steering arm steering axle steering bogie steering by rack-and-pinion steering camshaft steering column steering-column gear change steering column lock steering-column shift steering-column tube steering compass steering damper steering diode steering drag rod steering gear steering-gear connecting steering-gear mounting steering-gear shaft steering knuckle steering-knuckle tie rod steering-knuckle-type steering steering lever steering lock steering network steering post steering programme steering routine steering track rod steering tube steering wheel steering-wheel tube steering worm steering yoke stefan-boltzmann's law stellar abundance stellar association stellar astronomy stellar atmosphere stellar brightness stellar classification stellar constitution stellar convection stellar coordinates stellar density stellar density function stellar diameter stellar dynamics stellar energy stellar evolution stellar hydrodynamics stellar interferometer stellar interior stellar kinematics stellar luminosity stellar magnitude stellar opacity stellar photography stellar population stellar spectra stellar spectroscopy stellar spectrum stellar system stellite stellite of termometer stem bar stem dictionary stemming stemming cartridge stemple stempost stems stellites stencil paper step step action step annealing step arrangement step-back step-back relay step-back welding step bearing step-by-step step-by-step apparatus step-by-step braking step-by-step control step-by-step design step-by-step drilling step-by-step excitation step-by-step feed step-by-step method step-by-step regulator step-by-step switch step-by-step test step-by-step welding step change step cone step connection step connexion step counter step counterbore step down step-down transformer step drill step function step grate step grind stephanite step jaw step junction step ladder stepless stepless control step memory tape step missile step mode stepney step on the accelerator step on the clutch pedal step on the gas stepped stepped gear stepped grate stepped piston stepped-ply belt stepped pulley stepped roof stepped shaft stepped shape stepped sprue stepped-teeth reamer stepped variation stepped winding stepping stepping action stepping motor stepping relay stepping-type relay step piston step pulley step regulator step response step-shaped step signal step size step sizing step splice step stone step-stress ageing steps up step up step-up amplifier step-up gear step-up transformer step voltage step winding stepwise stepwise formation stepwise stability stepwise variation steradian stereo stereo adapter stereo adaptor stereo amplifier stereoautograph stereo balance stereo channel stereochemical stereochemical formula stereochemically rigid stereochemical rigidity stereochemistry stereo decoder stereo-effect area stereographic stereography stereo indicator stereoisomer stereoisomeric stereoisomeric molecule stereoisomerism stereokinetic stereo loudspeaker stereomapping delineation stereo matrix stereomer stereometer stereometric stereometry stereomicroscopy stereomlcroscope stereo mould stereophonic stereophonic amplifier stereophonic channel stereophonic coder stereo-phonic decoder stereophonic effect stereophonic receiver stereophonic recorder stereophonic signal stereophonic sound stereophonic sound reproduction stereophonic system stereophonies stereo recorder stereoregular stereoregularity stereoregular polymer stereoscopic camera stereoscopic effect stereoscopic image stereoscopic television stereo signal stereospecific polymer stereospecific reaction stereotype matrix stereo-type mould stereotype plate stereotype printing stereotype production stereotypography steric steric acceleration steric effect sterilizator sterilizing room sterine sterling brass stern sternbergite stern frame stern-post sternway sterny steroid ster-recovery diode stethoscope-type headphone stibic stibiconite stibine stibnite stibonium stick stick circuit stick coil sticker sticker block stickiness sticking sticking of brake sticking of piston ring sticking of valve stick out stick relay stick-slip stick together sticky stiff stiff-boom crane stiff concrete stiffen stiffened arched girder stiffener stiffener bar stiffening stiffening frame stiffening girder stiffening rib stiffening ring stiffening sleeve stiff flow stiffish soil stiff mix stiffness stiffness coefficient stiff shaft stiff spring stigmatic image stigmator stilb stilbene stilbite still stillage stilling basin stilling pool stilt stilted arch stimulant stimulated absorption stimulated action stimulated emission stimulated radiation stimulating remuneration stimulus sting stinger stink damp stipple stipple line stippling stirrer stirring stirring action stirring-and-whipping machine stirring apparatus stirring blower stirring machine stirring motion stirrup stirrup bolt stir the fire stitch stitcher stitching stitching machine stitching of complex patterns stitch rivet stitch washer stitch weld stitch welding stitch-welding machine stobie furnace stochastic automaton stochastic function stochastic model stochastic process stochastic programming stochastic relation stochastic simulation stochastic system stochastic transformation stochastic variable stochastic variation stock stockade stock analysis stock anvil stock balance stock card stock control stock count stock crane stock depletion stock dies stock head stock house stocking stocking tool stock in hand stock in trade stockists stock-keeping theory stock left for machining stock of periodicals stock-out stockpile stockpiling stock rail stock-record card stock recording stock room stock shears stock solution stock stop stocks with a closed end stock tube stockturn stock with a closed end stock with an open end stocky stockyard stoep stoep-room stohastic approach stoichiometric stoichiometric composition stoichiometric compound stoichiometric formula stoichiometric impurity stoichiometric measurement stoichiometric ratio stoichiometry stoke stokehold stokehold bulkhead stoker stoker feed stoke's law stol aircraft stolzite stone stone arching stone bedding stone bind stone block stone-block pavement stone bolt stone bond stone breaker stone-chisel stone coal stone concrete stone corbel stone crusher stone-cutter stoned stone damping stone down stone drain stone-dresser stone dressing stone dust stone dust apparatus stone facing stone-filled drain stone filling stone flag stone foundation stone hammer stone head stone-mason stone mill stone packing stone pavement stone pit stone plant stone powder stoner stone red stone reversing stone riprap stone road stone sanitary wares stone's bronze stone slip stone structure stone toe stone veneer stoneware stoneware conduit stoneware pipe stone-work stoney gate stoning stoning-out stony ground stony soil stool stoop stoop-and-room stooping stop stop-all button stop-and-go control stop arm stop band stop bath stop bead stop block stop bolt stop button stopcock stopcock buret stopcock burette stop collar stop dog stop down stop drill stope stope back stoped-out stopehammer stope heel stoper stoper hammer stoper ring stop filter stop gauge stop-head stop lamp stop lens stop lever stop light stoplight switch stop-logged outlet stop motion stop on address stoppage stopped chain stopped pipe stopped polymer stopped reaction stopped state stopped-up stopper stopper board stopper circuit stoppered stopper head stoppering machine stopper ladle stopper plug stopper rod stop piece stop pin stopping stopping brake stopping capacitor stopping distance stopping-down stopping erection stopping lever stopping-off lacquer stopping-off wax stopping potential stopping power stopping valve stop position stop riveting stop rod stop-screw stop signal stop-signal switch stop sleeve stop spindle stops up stop time stop up stop valve stop-valve steam engine stop-watch stop wheel stop work storage storage allocation storage-and-retrieval system storage battery storage bin storage box storage camera storage capability storage capacities storage cell storage clearing storage curve storage cylinder storage dam storage device storage disk storage effect storage erasing storage facilities storage life storage-light amplifier storage limitation storage map storage medium storage period storage pond storage power storage power station storage priority storage protection storage protein storage register storage reservoir storage room storage scan storage shed storage stability storage sump storage tank storage temperature storage time storage track storage tube storage-type analyiser storage unit storage vessel storage volume storage yard store store area store crane stored stored energy stored-energy welder stored-energy welding machine stored heat stored programme stored programme computer stored routine storehouse storekeeping store location store man store men store moist store room store-room winch store ship store tank store up storey storeyed storing shed storm storm cloud storm collar storm-collector storm detection storm flow storm run-off storm-sewage storm sewer storm-water storm-water drain storm-water inlet storm-water overflow stout stoutness stove stove enamel stove tile stoving stoving lacquer stoving varnish stow stowage stowage conveyer stowage conveyor stower stowing stowing elevator straddle mill straddle milling straddle milling cutter straddle scaffold straddle truck straddle wrench straddling straggered scanning stragger-tuned straight straight amplifier straight angle straight arch straight arm straight-arm paddle mixer straight-arm stirrer straight away cut straight bevel gear straight blade straight boring straight carbon steel straight cement straight chain straight-chain molecule straight circuit straight condensing turbine straight cup wheel straight-cut end mill straight dam straight-down shell straight-edge straight-edge rule straight electrode straighten straightener straightening straightening anvil straightening die straightening hammer straightening machine straightening press straightening roll straightening shop straightening tool straight face straight-faced tool straight filament straight file straight firing straight-fluted reamer straight-flute drill straight-forward straight grinding wheel straight-in feed straight-in grinding straight-in grinding machine straight joint straight key straight-line straight-line capacitor straight-line coding straight line control straight line cut control straight-line detection straight-line motion straight-line regression straight-line scanning straight-line tint straight milling straight multiple straightness straight oil straight pipe thread straight polarity straight receiver straight reception straight-reinforcing bar straight resin straight round-nose cutter straight run straight-run fuel straight-running torpedo straight-shank twist drill straight-sided straight-sided flank straight spanner straight stairs straight-tail dog straight-teeth cutter straight thread straight-through straight-through joint straight-through valve straight tool straight-toothed straight tooth gear straight turning straight-type engine straight-up tongs straight vacuum forming straightway drill straight-way valve straight-wedge measurement straight weld straight wing strain strain ageing strain aging strain capacity strain clamp strain deviator strained strained condition strained rubber strain energy strainer strainer core strain-gage accelerometer strain gauge strain-gauge element strain gauge indicator strain-gauge measurement strain-gauge-measuring bridge strain-gauge rosette strain-gauging strain hardening strain hardness straining straining arch straining beam straining chamber straining ear straining machine straining piece straining pulley straining rate straining strap strain insulator strainless strain-measuring instrument strain meter strain metre strain off strain quadric strain recovery strain relaxation strain resistance strain speed strain tensor strain tower strake stramline contour stramlined contour strand strand annealing strand die stranded stranded cable stranded conductor stranded electrode stranded rope strander stranding stranger atom strangler strangling strap strap-and-key end strap bearing strap bolt strap brake strap cam strap camses strap conductor strap hinge strap joint strap lap joint strap lap weld strapped joint strapping strap seam strap tension strapwork strata strata control strateaic bomber strategic game stratification stratified stratified deposit stratified material stratified plastics stratified rock stratified structure stratigraphic geology stratigraphy stratosphere stratospheric stratospheric balloon stratovision stratum stratus straw straw oil straw press straw-yellow stray capacitance stray-capacity effect stray emission stray field stray flux stray inductance stray light stray neutron strays stray voltage stray wave streak streaked streaky streaky surface stream stream angle stream barker stream-borne material stream channel stream current streamer mercury electrode stream flow stream flow regulation stream-gauging station stream gold stream hardening streaming streaming potential stream intake stream-jet blower streamline streamline angle streamlined streamlined fair streamlined flow streamlined form streamline flow motion streamline form streamline shape streamline strut stream lubrication stream splitting stream temperature stream turbulence stream velocity streetcar street cleaner street-cleaning vehicle street-door street elbow street front street-guide street inlet street-light control street lighting street manhole street railway street refuge streets-door streets-guide street surfacing street survey street traffic street-traffic control street-trafic sign strenghened edge strength strength at live load strength at pulsating load strength characteristics strength criteria strength criterion strengthen strengthening strengthening rib strengthening ring strength factor strength member strength of cloth strength of current strength of extension strength of field strength of materials strength of sewage strength of shade strength of sound source strength of test strength properties stress stress alternation stress build-up stress compo stress corrosion stress-deflection chart stress-deformation diagram stress deviator stressed collar stressed condition stress ellipse stresses of fluidity stressing head stressmeter stress of fluidity stress quadric stress relaxation stress-relief temperature stress-relief tempering stress relieving stress-strain diagram stress tensor stretched stretched side stretch effect stretch elongation stretcher stretcher bond stretcher straightening stretcher-straining stretch factor stretch former stretch forming stretching stretching course stretching device stretching force stretching frequency stretching machine stretching mode stretching punch stretching screw stretching strain stretching tool stretching vibration stretching weight stretch pressing stretch-proof stretch reducing stretch-wipe forming stretch-wrap forming strett stria striate striated striated gypsum striation strickle strickle board strickle moulding strict inequality strictly-decreasing function strictly-increasing function strictly-parallel arc strident strike strike an average strike line striker striker clutch strike rod striker rod striker stop block strike tree strike wheel striking striking board striking current striking distance striking energy striking gear striking lever striking potential striking press striking voltage strikling string string cornice string electrometer stringer stringer corrosion stringer wall string galvanometer stringing stringing chart string oscillograph strip strip annealing strip attenuator strip borer strip chart strip-chart recorder strip coating strip cutter strip-cutting shears striped strip-end stop strip-extrusion head strip-film camera strip former strip from the mould strip fuse strip heater strip inspection strip iron strip joist strip line strip mill strip mining strip out strippable strip packing stripped atom stripped oil stripped plasma stripped thread stripper stripper crane stripper dragline stripper plant stripper plate stripper-plate mould stripper punch strip-pilaster stripping stripping agent stripping column stripping crane stripping device stripping edge stripping extraction stripping frame stripping line stripping liquid stripping machine stripping oil stripping room stripping solvent strippling needle strip printed cable strip steel strip winder strip-wound strix strobe strobe-pulse generator strobe-pulse oscillator strobing strobing pulse stroboscope stroboscope polarimeter stroboscopic calibrating stroboscopic checking stroboscopic disk stroboscopic effect stroboscopic method stroboscopic tube strobotron stroke stroke-adjustment nut stroke-bore ratio stroke capacity stroke counter stroke indicator stroke of crane stroke of lever stroke of valve stroke ratio stroke scale stroke setting crank stroke volume strong acid strong base strong convergence strong coupling strong-coupling theory strong electrolyte strong focusing strongly-connected graph strong mixture strong patent strong riveting strong seam strong sewage strong solder strong solution strong solvent strontia strontianite strontium salt strontium sulfate strontium sulphate strontium unit struck struck atom struck capacity structural adhesive structural analises structural behaviour structural-borne sound structural change structural characteristics structural compatibility structural compo structural crystallography structural depth structural design structural detail structural discontinuity structural drag structural element structural environment structural failure structural features structural foam moulding structural formula structural-group structural instability structural iron structural isomer structural isomerism structural joint structural limit structural material structural mechanics structural member structural mill structural model structural properties structural steel structural steel design structural style structural support structural synthesis structural timber structural unit structure structure in space structure of matter structure of universe structure-sensitive structure-sensitive properties structurless strut strut frame strut-framed beam strut-framed bridge struting strut rail strut sleeve strutted pole strutting piece stub stub antenna stubbed tooth stub end stub-end loss stub entry stub file stub gear stub guy stub heading stub-matched antenna stub nail stub pipe stub stack stub station stub support stub thread stub track stub tube stub tuner stucco stucco moulding stuck stuck out stuck spot weld stuck together stud stud bolt studded studded tyre studding studding machine studdle stud driver student's distribution law studies of prior art studio complex studio equipment studio facilities studio technique stud lathe stud setter stud shaft stud welding stud welding gun study study group study-hall study of prior art study team stuff stuff colouring stuffer stuffer warp stuffer weft stuffing stuffing bolt stuffing box stuffing-box bulkhead stuffing-box casing stuffing-box chamber stuffing-box cock stuffing box ring stuffing-box seal stuffing gland stuff loading stull stulled stull sloping stull timbered stulm stump stump mandrel stupporting power sturbs sturdy stuttle s twist styling stylobate stylus s-type spanner styrene styrofoam 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