While loading bulk oil, you notice oil on the water near the bargeWhich of the following actions should you carry out FIRST?（）

A、Search the vessel for leaks

B、Notify terminal superintendent

C、Stop loading

D、Notify the Coast Guard

The （） returns the pump operating rod to mid position as soon as the helmsman stops turning the wheel.

A、hunting gear

B、cut-off level

C、servo-motor

D、swivel block

（）, the motion would continue indefinitely once it had started.

A、Were there loss of energy by friction

B、Since there be loss of energy by friction

C、Were there no loss of energy by friction

D、Should be no loss of energy by friction

The accident resulted （） the motorman’s carelessness.

A、in

B、to

C、from

D、by

A leaking diesel engine fuel injector will cause（）

A、prolonged maintenance intervals

B、improved atomization

C、greater fuel economy

D、incomplete combustion

Emergency generator is installed on board mainly to （）

A、connect to the busbar when the load increasing

B、supply power specially to charging panel

C、be put into operation during the ship arriving at or leaving port

D、ensure the power supply to critical equipment after the main switchboard out of power