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Reducing the clearance between a valve stem and rocker arm will result in the valve _____...

2020-09-18 20:44:12 资格考试 阅读

问题详情

A.having a shorter duration of opening

B.having a longer duration of opening

C.closing sooner

D.opening later

请帮忙给出正确答案和分析，谢谢！

参考答案

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