（） that everything in the engine crankcase is correct, start up the crankcase lubricating oil pump.

A、To satisfy

B、To be satisfied

C、After satisfying

D、After being satisfied

A fire is considered "under control" when （）.

A、all hands are at their fire stations

B、all fire-fighting equipment is at the scene

C、the fixed systems are activated

D、the fire is contained and no longer spreading

If two AC generators are to be operated in parallel, the load is distributed evenly by（）

A、means of rheostat the governor settings

B、a balance coil excitation

C、adjusting the governor settings

D、changing excitation

To prevent the spread of fire by conduction, you should （）.

A、cool the bulkheads around the fire

B、remove combustibles from direct exposure

C、close all openings to the area

D、shut off all electric power

During the watch at sea, where situations occur in the machine apace which may affect the speed maneuverability, power supply or other essentials for the safe operation of the ship（）should be informed as soon as possible.

A、the chief engineer

B、the master

C、the bridge

D、the company superintendent

Which of the following beneficial results can be expected from supercharging a previously naturally aspirated engine?（）

A、Increased turbulence

B、increased mechanical efficiency

C、Increased brake mean effective pressure

D、All of the above