舵杆工作表面过度磨损可以采用（）修复。

【名词&注释】

热平衡(heat balance)、船舶动力装置(marine power plant)、喷油泵(fuel injection pump)、动力装置设计(propulsion plants design)

[单选题]舵杆工作表面过度磨损可以采用（）修复。

A. 光车
B. 堆焊后光车
C. 喷涂后光车
D. 镀铬

查看答案&解析 查看所有试题

学习资料：

[单选题]在进行船舶动力装置设计^{(propulsion plants design)}时，为了找出合理利用余热的途径，必须考虑（）。Ⅰ.整个船舶的能量平衡；Ⅱ.各个耗能设备的热平衡

A. 仅Ⅰ对
B. 仅Ⅱ对
C. Ⅰ十Ⅱ
D. Ⅰ或Ⅱ对

[单选题]在检查和调整主机回油阀调节式喷油泵的供油量均匀性时，应将主机的燃油手柄置于（）位置。

A. 标定供油位置
B. 停车位置
C. 任意位置
D. 起动主机时的供油位置

[单选题]Cracks in cylinder and cylinder covers may （） from unequal heating.

A. make
B. cause
C. result
D. produce

[单选题]Operating conditions in the crank chamber are very （） those in the cylinder.

A. the same as
B. similar to
C. separated from
D. different from

[单选题]Vee-type engines have the connecting rods from two cylinders connected to each （） of the crankshaft.

A. throw
B. web
C. main bearing
D. deflectio

[单选题]The diesel engine valve subjected to most severe conditions of service is the （）.

A. cylinder exhaust valve
B. air starting valve
C. air inlet valve
D. cylinder relief valve

[单选题]Proper filtering and straining of fuel oil is important because the （）.

A. fuel oil pump will over-speed if dirt is not removed
B. fuel oil transfer pumps cannot tolerate small amounts of dirt in the oil
C. fuel injectors may be damaged by foreign particles in the fuel oil
D. dirty fuel will clog the intake air filter

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