What is the speed of the crankshaft in a four-stroke/cycle engine when the camshaft is turning at 750 rpm?（）

时间：2019-04-13 23:17:56 关键词：crankshaft,of,four

What is the speed of the crankshaft in a four-stroke/cycle engine when the camshaft is turning at 750 rpm?（）

A.375 RPM

B.500 RPM

C.750 RPM

D.1500 RPM

答案解析

D

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