on-engine

基本解释

Do not Wall up These Holes on Engine!
發動機:這些孔不能堵塞!
A single-point cutting tool is used to cutthreads on engine lathes.
普通車牀是用單刃刀具來車螺紋的。
Transport Captain Mechanical trouble. I'm losing thrust on engine one.
機械故障。一號引擎推力低下。
For example now on engine's some appendices are also must lose the energy.
比如說現在發動機上的一些附件也是要損耗能量的。
Vacuum created in cooling system on engine cool-down is not being relieved through pressure/vent cap.
引擎冷卻時在冷卻系統中産生的真空沒有通過壓力/排氣蓋釋放出去。