A.measure equipment
B.main electrical
C.my engine
D.main engine
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A.a sea water chest
B.a change-over chest
C.a buffer tank
D.a three-way valve
A.open
B.open front type
C.live front type
D.dead front type
A.an injection process
B.an ejection process
C.a separation process
D.a heating process
A.O-ring
B.gasket
C.washer
D.packing
A.high temperatures
B.low temperatures
C.wet
D.dirty
最新試題
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）
Cold weather starting of a diesel engine may be made easier by（）
The shipboard oil pollution emergency plan will be invalid after （）
The condensers located in various stages of a flash evaporator are cooled by（）
Using a file without a handle may result in （）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
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
To proceed to the assistance of a ship in distress is（）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.