The oil index of main engine should be controlled
The oil index of main engine should be controlled to prevent it from ____ in heavy weather.
A.over heat
B.over speed
C.over pressure
D.over worn
请帮忙给出正确答案和分析,谢谢!
参考解答
正确答案:B
相似问题
Propeller pitch speed minus ship speed divided by
Propeller pitch speed minus ship speed divided by the propeller pitch speed is termed ___ A apparent slipB true slipC pitchD propulsive efficiency请帮忙给出正确答案和分析,谢谢!
Springs in fuel injectors will become not strong e
Springs in fuel injectors will become not strong enough to work because______ A the injector opens at a lower pressure than
在船上检验活塞的磨损程度是通过_______来进行的A.测量活塞直径B.观察柴油机运转情况C.测功率
在船上检验活塞的磨损程度是通过_______来进行的A 测量活塞直径B 观察柴油机运转情况C 测功率D 测量活塞与气缸间隙请帮忙给出正确答案和分析,谢谢!
At an unsheltered anchorage the chief engineer off
At an unsheltered anchorage the chief engineer officer shall consult with_______whether or not to maintain an underway watchA
活塞冷却侧的裂纹是_______A.热疲劳裂纹B.机械疲劳裂纹C.接触疲劳裂纹D.蠕变请帮忙给出正确
活塞冷却侧的裂纹是_______A 热疲劳裂纹B 机械疲劳裂纹C 接触疲劳裂纹D 蠕变请帮忙给出正确答案和分析,谢谢!
