In a four-stroke engine the camshaft rotates at （）. -题库考试答案搜索网

In a four-stroke engine the camshaft rotates at （）.

单选题

2023-03-05 15:33

A、half the engine speed
B、twice the engine speed
C、the engine speed
D、four times the engine speed

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正确答案

A

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标签：船舶动力装置海船船员考试

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