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2022海船船员考试题库船舶动力装置题库模拟在线题库166

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必典考网发布2022海船船员考试题库船舶动力装置题库模拟在线题库166,更多船舶动力装置题库的模拟考试请访问必典考网海船船员考试题库频道。

1. [单选题]船舶动力装置往往以推进装置的类型进行分类,可分为()。

A. 蒸汽动力装置、燃气动力装置、核动力装置
B. 低速柴油机装置、中速柴油机装置、高速柴油机装置
C. 汽轮机装置、柴油机装置
D. A+B


2. [单选题]偏移反映了两相邻轴轴心线呈()的状态。

A. 平行
B. 不重合
C. 不平行
D. 相交


3. [单选题]直尺-塞尺法应用较多,且方法方便、简单、灵活,但()。

A. 测量精度低
B. 工具粗糙
C. 对测量技术要求高
D. 对法兰要求低


4. [单选题]鸣音发生在螺旋桨桨叶(propeller blades)()以外的随边边缘。

A. 0.3R
B. 0.4R
C. 0.5R
D. 0.6R


5. [单选题]舵杆轴颈表面腐蚀面积>25%总面积(total area)时,应进行()。

A. 堆焊后光车
B. 光车后镀铬
C. 热喷涂后光车
D. 光车后镀铁


6. [单选题]A separate piston cooling system is used to limit any contamination () piston cooling glands() the piston cooling system only.

A. between;to
B. either;or
C. from;to
D. neither;nor


7. [单选题]The design of () is similar to that of the main bearing.

A. the block bearing
B. the camshaft bearing
C. the connecting rod small end bearing
D. the connecting rod large end bearing


8. [单选题]The function of a lubricating oil is () to lubricate the running surface () to carry away a great deal of heat.

A. not;but
B. neither;nor
C. either;or
D. not only;but also


9. [单选题]The main factor which determines the output of each cylinder is ()

A. the cylinder weight
B. the cylinder bore
C. the cylinder length
D. the cylinder cover


10. [单选题]On a twin-screw,twin-rudder vessel,the most effective way to turn in your own water,with no way on,is to put().

A. one engine ahead and one engine astern,with full rudder
B. one engine ahead and one engine astern,with rudders amidships
C. both engines ahead,with full rudder
D. both engines astern,with full rudder


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