正确答案: C
0.3112
题目:某船主机有效功率为10000kW,螺旋桨收到功率为98O0kw,螺旋桨推力功率为600OkW,发电机使用功率为600kW,主机耗油率为170g/kW•h,发电机耗油率为195g/kw•h,锅炉耗油量为1.2t/d,则动力装置耗油率为()g/kW•h。
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学习资料的答案和解析:
[单选题]拆装螺母时,不符合安全操作规程的是()。
一手抓住固定物
[单选题]下列()情况下,必须对活塞运动部件进行校中。
更换气缸套、导板、十字头
[单选题]对短轴系轴线校中理解错误的是()。
对轴系偏差不敏感
[单选题]() is usually driven by the engine camshaft and supplies pilot air to the cylinder air start valve.
An air distributor
[单选题]Diesel engines are started by supplying () into the cylinders in the appropriate sequence for the required direction.
compressed air
[单选题]Which of the following statements concerning fire-tube boilers is correct?()
Combustion gases flow through the tubes
[单选题]A viscous damper, as used on a marine diesel, is a sealed precision built device which dampens the torsional vibrations in the ().
crankshaft