A.metal
B.wood
C.water
D.plastic
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A.Stray current
B.Rated current
C.Starting current
D.Earth current
A.pump
B.the cylinder
C.the hunting gear
D.the rudder
A.transmitter
B.receiver
C.pipes
D.charging unit
A.transmitter
B.receiver
C.pipes
D.charging unit
A.hunting gear
B.cut-off level
C.servo-motor
D.swivel block
最新試題
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?()
Under MARPOL Code the ship to which it applies has to carry ()
The main purpose of port State control is not to()
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?()
()connectors hold best if a wire is accidentally pulled or a connection becomes loose.
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the()
When does auxiliary burner of incinerator put into operation? ()Ⅰ. start incinerator when it is coldⅡ. the sludge for dealing with is littleⅢ. the sludge for dealing with is largeⅣ. the water and impurity in sludge are too muchⅤ. the temperature in incinerator is lowⅥ. dealing with little solid rubbish
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the()
Using a file without a handle may result in ()
To proceed to the assistance of a ship in distress is()