单项选择题

Fuel oil is pumped by means of （） from the bunker tanks.

A.a transfer pump
B.a bilge pump
C.a service pump
D.a vacuum pump

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单项选择题

A.a failure of the motor
B.a failure of lubricator
C.a failure of cylinder
D.a failure of fuel pump

单项选择题

A.the motor
B.the fresh water generator
C.the governor
D.the fuel pump

单项选择题

A.a cooling system
B.a lubricating system
C.an electric system
D.an injection system