正确答案: B

十字头、滑块和连杆

题目：二冲程十字头式柴油机活塞运动部件的平台检验主要是检查（）零件间的相互位置关系。

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学习资料的答案和解析：

[单选题]某船在航行速度为16kn时的运动阻力为12O0kN，其船舶有效功率为（）kW。

9869

[单选题]相邻轴轴心线相交，但相邻轴两法兰中心对准，其连接法兰处偏中值为（）。

δ＝0、φ≠0

[单选题]Cylinder liner cooling is often referred to as （）.

jacket cooling

[单选题]Main bearings are required to support the crankshaft at each （）.

journal

[单选题]Oil is supplied to the cylinder wall and （） by means of mechanical lubricators.

the piston rings

[单选题]Remote control means that the system is being controlled by the operator who is situated （） from the system.

remote

[单选题]Shims of different thicknesses are inserted between the shells to enable adjustment of （）.

the bearing clearances