A.two
B.three
C.four
D.five
您可能感興趣的試卷
你可能感興趣的試題
A.usually
B.commonly
C.exceptional
D.unavoidably
A.An alternator
B.An electric motor
C.A diesel engine
D.A main switchboard
A.Cooling system
B.Alarm system
C.The air conditioning installation
D.The mooring equipment
A.pressure
B.velocity
C.flow rate
D.temperature
A.permissibly
B.permissible
C.no permissible
D.not permissible
最新試題
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）
The condensers located in various stages of a flash evaporator are cooled by（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
Using a file without a handle may result in （）
Which of the following items don’t belong to dock repair works?（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
The treatment of the fuel oils involves storage, heating, filtering and（）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
The main purpose of port State control is not to（）