正确答案: D

Ⅰ或Ⅱ

题目：拆下来的增压器滚动轴承零件应该（）。Ⅰ.浸泡在干净的透平油中；Ⅱ.用蜡纸包好放置；Ⅲ.用垫块垫平平放。

查看原题 查看所有试题

学习资料的答案和解析：

[单选题]船舶动力装置往往以推进装置的类型进行分类，可分为（）。

蒸汽动力装置、燃气动力装置、核动力装置

[单选题]最早用于海船上的蒸汽动力装置是（）。

往复式蒸汽机

[单选题]Rotating flyweights acting against spring pressure make a simple type of （）.

governor

[单选题]（） the cylinder walls, the heat passes through them by conduction.

When received by

[单选题]In a bypass type lubrication system for a diesel engine, the dirty oil line to the centrifuge should be taken from the （）.

bottom of the lube oil sump

[单选题]If fuel injection to a four-stroke/cycle diesel engine begins earlier than designed, ignition may be delayed because the （）.

cylinder compression pressure may not be high enough