A.general alarm and fire control plans
B.muster stations and duties of individual
C.patrol system
D.All of the above
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A.darkness
B.daylight
C.simulated engine-room
D.all of the above
A.oil leakage in engine-room
B.hot work (welding, cutting, etc)
C.static electricity
D.all of the above
A.the three elements of fire and explosion
B.lower and upper flammable limits
C.classification of flies and applicable extinguishing agents
D.All of the above
A.use self-contained breathing apparatus
B.use various types of portable fire extinguishers
C.effect a rescue in a smoke-filled space wearing breathing apparatus
D.All of the above
A.served
B.serving
C.surveyed
D.surveying
最新試題
If separating effect is not good, which measure should be taken （）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
Which of the following items don’t belong to dock repair works?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
The condensers located in various stages of a flash evaporator are cooled by（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
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