double tee double-threaded screw double-throw contact double-throw crankshaft doublet impulse double-t iron double-toggle actuator double toolholder double track double-track heading double-track railway double triode double-truss truck doublet term doublet turbine double-tuned amplifier double-tuned circuitry double u-butt joint double-u butt weld double-u groove |
double tee двойно Т-образен двойно Т-образна греда двойно Т-образна стомана Търсената дума е намерена |