正确答案: C

工作轴颈

题目：船轴磨损后应检测其（）。

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学习资料的答案和解析：

[单选题]使废气锅炉排气进口温度t1（），可回收的排气余热就越（）。

提得越高/多

[单选题]废气涡轮增压器使柴油机的功率增加（）倍。

1

[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]Prior to lighting off a cold automatically fired auxiliary boiler, you should （）.

check and regulate the water level

[单选题]In a normally operating diesel engine, the main cause of lubricating oil contamination in the crankcase is a result of the （）.

breakdown of the lubricating oil by dilutio