послідовний клапан
arming sequence
sequence of actions
sequence of operations
stockpile to target sequence
target-processing sequence
doors sequence mechanism
landing sequence
approach sequence
direct-sequence transmitter
sequence
launching sequence
firing sequence
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