题目内容

Fuel injection equipment must be kept in good condition, timed correctly, and the ()in each cylinder must also be carefully balanced so that individual cylinders are not overloaded.

A. MIP
B. MCR
C. MEP
D. BHP

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LED灯具产生眩光的原因有哪些?

离心泵的扬程随着流量的增大而逐渐()。

A. 增大
B. 下降
C. 稳定
D. 不一定增大

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