题目内容

JZ-7型空气制动NPT5型空气压缩机工作时，机油油压应为()。

A. 300～500kpA
B. 150～250kpA
C. 250～350kpA
D. 300～400kpA

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A. “DVC”
B. “DCA”
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B. 6 hours
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A copy of the IMO master plan of shore-based facilities
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