單項(xiàng)選擇題

Prior to starting most medium-speed propulsion diesel engines, which of the procedures listed should be observed?（）

A.The expansion tank should be topped off
B.The thermostatic water regulating valves should be manually opened
C.The fuel filters should be changed
D.The engine should be turned over slowly with the indicator cocks open

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單項(xiàng)選擇題

The order “（） ” means “Maximum maneuvering engine revolution for ahead propulsion”.

A.Full Ahead
B.Half Ahead
C.Full Astern
D.Half Astern

單項(xiàng)選擇題

Winch gears must be maintained in proper alignment to prevent （）.

A.overheating of the lube oil
B.over-speeding of the motor
C.wear on the braking system
D.damage to the teeth

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Prior to starting most medium-speed propulsion diesel engines, which of the procedures listed should be observed?（）

你可能感興趣的試題

The order “（） ” means “Maximum maneuvering engine revolution for ahead propulsion”.

Winch gears must be maintained in proper alignment to prevent （）.

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