Начало Английски ▼ Български ▼ Тестове ▼ Системни ▼

Списък с думи на двупосочния английско-български политехнически речник

Думи започващи с буквите EF

effective acoustic centre effective age effective amplitude effective area effective atomic number effective attenuation effective bandwidth effective bunching angle effective call effective-call meter effective-call metre effective capacity effective collision cross-section effective conductance effective cross section effective current range effective diameter effective duration effective efficiency effective elongation effective gap capacitance effective gap length effective head effective height effective horsepower effective input admittance effective length effective mass effectiveness criteria effective output admittance effective point effective power effective pressure effective quantum number effective radii effective radium content effective radius effective range effective resistance effective section effective span effective stress effective surface effective temperature effective throat thickness effective torque effective tractive effort effective valuation effective value effective work effect of holes effect thread effect yarn effervesce effervescence effervescent bubbles effervescing efficency-testing machine efficiency efficiency curve efficiency diode efficiency of control efficiency of rectification efficiency of subgrade soil efficiency plan efficiency ratio efficiency test efficient statistic efficient working effloresce efflorescence efflorescent effluence effluent effluent control effluents reutilization effluent treatment plant effluent water effluvium efflux coefficient effluxes of water efflux gallery effluxion efflux of water efflux viscometer effort current effuser effusion effusive rock