（）is the main reason that reduces the power advantage of a two-stroke engine over a same size four-stroke one to about（） -题库考试答案搜索网

（）is the main reason that reduces the power advantage of a two-stroke engine over a same size four-stroke one to about（）

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2022-01-01 05:45

A、Inefficient scavenging；twice
B、Inefficient scavenging；1~8 times
C、Fewer strokes in a circle；twice
D、Fewer strokes in a circle；1~8 time

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正确答案

B

试题解析

标签：船舶电气与船舶安全

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