aeroplane oil
航空润滑油
热门单词
- back pork
- back pour
- back pouring
- back power
- back-pressing method
- back pressure
- backpressure
- back-pressure curve
- back pressure evaporator
- backpressure extraction turbine
- back pressure extraction turbine
- back pressure factor
- backpressure governor
- backpressure operation
- backpressure manometer
- backpressure regulation
- backpressure regulator
- back-pressure regulator
- back-pressure-relief port
- back pressure relief valve
- back-pressure testing
