A.Class "A" and class "B"
B.Class "B" and class "C"
C.Class "A" and class " C"
D.Class "C", class "D", and class "E"
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A.unbalanced rudders
B.balanced rudders
C.contraguide rudders
D.straight rudders
A.abandon ship
B.dismissal from fire and emergency stations
C.fire and emergency
D.man overboard
A.flame safety lamp
B.combustible gas indicator
C.gasometer
D.oxygen indicator
A.class A
B.class B
C.class C
D.class D
A.class A
B.class B
C.class C
D.class D
最新試題
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
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（）
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
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
The cetane rating of diesel fuel is an indication of the （）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）