发动机失效，航向120紧急下降。
发动机失火(火警仍存在)、所有发动机失效，等等。
Engine fire (fire warning remains) or failure of all engines, etc.
在二边发动机失效的情况下，选择了错误的转弯方向。
I choose a wrong turning direction as the engine failed on the crosswind.
如：发动机失火(火警仍存在)、所有发动机失效，等等。
Engine fire (fire warning remains) or failure of all engines, etc.
星尖处的应力最大，是发动机药柱容易失效的部位。
The stress at star tip of grain was maximal, which is liable to failure.
失效模式：发动机油压的明显大幅下降发生。
Failure modes: Consider the occurrence of an apparent large drop in engine oil pressure.
动力系统失效，发动机动力失效引起吊装能力的失效；
Power system failure engine power failure results in hoisting capacity failure;
动力系统失效，发动机动力失效引起吊装能力的失效；
Power system failure engine power failure results in hoisting capacity failure;
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