двосекційний насос
duplex pump
geared tab
geared trim tab
geared
geared-down speed
injector pump / injector-pump
duplex communications
duplex / two-way channel
half-duplex
half-duplex channel
duplex
duplex load
duplex communication
booster pump
crude booster pump
crude pump
fire pump
gear-type oil pump
oil pump
propellant pump
pump jet
pump-action
pump-action weapon
water pump
fuel pump rocker arm
scavenger pump
block-type injection pump
broken pump diaphragm
charge pump
compressing pump
cooling pump
impeller-jet priming pump