A.Stop Engine
B.No Engine Revolutions
C.Stand-by Engine
D.Finished With Engine
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A.Full Ahead
B.Half Ahead
C.Full Astern
D.Half Astern
A.value of the mean draft
B.degree of list
C.amount of roll
D.difference in fore and aft drafts
A.flammable vapor by volume in air
B.oxygen present to support combustion
C.the temperature of the flash point
D.the lower limit of explosibility of the mixture
A.They should wear safety shoes
B.They should wear ear protection
C.They should not wear jewelry
D.All of the above
A.leaked into navigable waters
B.poured into navigable waters
C.pumped into navigable waters through a fixed piping system
D.all of the above
最新試題
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
Which of the following items don’t belong to dock repair works?（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
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
（） is not installed on the main switchboar.
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
The treatment of the fuel oils involves storage, heating, filtering and（）
Under MARPOL Code the ship to which it applies has to carry （）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）