A.filled
B.evacuated
C.compressed
D.charged
您可能感興趣的試卷
你可能感興趣的試題
A.greater
B.smaller
C.better
D.worse
A.hydraulic head
B.static head
C.heat energy
D.steam
A.a liquid
B.a pressure
C.a temperature
D.none of the above
A.a priming device
B.a discharge branch
C.a filter
D.a suction valve
A.pump
B.engine
C.turbine
D.boiler
最新試題
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）
The ISPS Code consists of a mandatory section-Part A, which shows（）
If separating effect is not good, which measure should be taken （）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
Diesel engine air start system check valves are opened by （）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
Which of the following items don’t belong to dock repair works?（）
Under MARPOL Code the ship to which it applies has to carry （）