A gudgeon pin in a trunk piston may be free to float and rot

【名词&注释】

空气压缩机(air compressor)、低速柴油机(low speed diesel engine)、高速柴油机(high speed diesel engine)

[单选题]A gudgeon pin in a trunk piston may be free to float and rotate, with （） to limit axial movement.

A. split pins
B. crankpins
C. dipsticks
D. circli

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学习资料：

[单选题]在检查（）的连杆大端轴承螺栓时，必须测量螺栓的拉伸长度。

A. 大型低速柴油机
B. 中、高速柴油机
C. 空气压缩机
D. 中高速及大型低速柴油机

[单选题]The lubricating system for the cylinder walls is different from the bearings in that the oil for former one is supplied in （） while that for latter one is （）.

A. sufficient quantity； measured
B. measured quantity；sufficient
C. excessive quantity；sufficient
D. the less quantity the better；the more the better

[单选题]The selection of a lubricating oil depends to a great extent on the operating conditions,（）.

A. the type of coolant
B. the design of the engine
C. the type of fuel to be burned
D. B and C

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