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问题详情

A sudden drop in compression pressure in one cylinder of a diesel engine can be caused by（）

A、a leaking fuel injector nozzle

B、a clogged air filter

C、excessively early fuel injection

D、malfunctioning valve

时间：2022-01-10 02:41 关键词：船舶电气与船舶安全

答案解析

D

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