A.Ring type
B.Fork type
C.Spade type
D.Push on pull off type
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A.metal
B.wood
C.water
D.plastic
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
最新試題
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
The treatment of the fuel oils involves storage, heating, filtering and（）
To proceed to the assistance of a ship in distress is（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
（） is not installed on the main switchboar.
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
The shipboard oil pollution emergency plan will be invalid after （）
Flame failure in an automatically fired auxiliary boiler can from a/an （）