（） of an engine crankshaft can be detected by measuring de

【名词&注释】

续航力(endurance)

[单选题]（） of an engine crankshaft can be detected by measuring deflections of crank webs for each unit of the engine.

A. Misalignment
B. Length
C. Strength
D. Stresse

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学习资料：

[单选题]为了满足船舶续航力的要求，船上必须设有（）。

A. 足够大的油、水舱柜
B. 足够大的主机功率
C. 足够大的载货舱容
D. A+B

[单选题]船舶有效功率是指船舶航行时（）的功率。

A. 主机所发出
B. 克服船体阻力消耗
C. 主机100%标定点
D. 最大航速时主机发出

[单选题]中间轴常见的失效形式有（）。

A. A．磨损
B. B．腐蚀
C. C．裂纹
D. D．断裂

[单选题]铁梨木艉轴承的缺点是（）和（）等。

A. 价格贵/来源少
B. 水润滑/轴包铜套
C. 价格贵/不耐磨
D. 不耐磨/易干裂

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

A. piston cooling
B. sleeve cooling
C. central cooling
D. jacket cooling

[单选题]The joint face between the cylinder cover and the liner is arranged （）the combustion process as possible.

A. such far away from
B. such near by
C. as far away from
D. as near by

[单选题]When to remove scale from the cooling spaces, acid solution （） in the system can be tested from time to time by putting some on to a piece of lime.

A. strength
B. dense
C. percentage
D. velocity

[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

[单选题]What monitoring device best indicates the load being carried by a diesel engine?（）

A. Lube oil pressure gauge
B. Jacket water temperature gauge
C. Tachometer
D. Exhaust pyrometer

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