продувальний клапан
blowing past
blowing dust
blowing sand
blowing snow
boundary layer blowing-off
air blowing
check valve / non-return valve
non-return valve / check valve
air valve bank
amplifying valve
directional-control hydraulic valve
fuel needle valve
inlet valve
vent valve
valve rocker shank
fuel tank selector valve
fuel-return valve (FRV)
oil cooler bypass valve
slave valve
valve chatter
adjustable valve
air breed valve
air input valve
air slide valve
air suction valve
automatic inlet valve
auxiliary air valve
ball check valve
bevel seated valve
bleeder valve screw
brake vacuum check valve
cam-operated valve