正确答案: C

Ⅰ十Ⅱ

题目：在进行船舶动力装置设计时，为了找出合理利用余热的途径，必须考虑（）。Ⅰ.整个船舶的能量平衡；Ⅱ.各个耗能设备的热平衡

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学习资料的答案和解析：

[单选题]螺旋桨修理后，除对修理质量进行检验外，还应进行（）检验。Ⅰ.叶形修理；Ⅱ.尺寸；Ⅲ.测螺距；Ⅳ.静平衡试验；Ⅴ.无损探伤。

Ⅲ＋Ⅳ

[单选题]转舵不准，舵角不正可能是（）。

舵杆变形

[单选题]The crankcase can not be opened （）the parts have been cooled down.

unless

[单选题]The quality of the fuel oil and lube oil （）, Im afraid.

has much to do with the operation of the engine and its life

[单选题]Two important considerations for the proper lubrication of a diesel engine include the delivery of the oil in sufficient amount and the （）.

quality of the oil

[单选题]If you are unable to stop a diesel engine by any other means，you should（）.

discharge a CO2 extinguisher in the air inlet