A.smoke density has been decreased sufficiently to see the bulkhead opposite the compartments entrance
B.a lifeline and explosion proof flash light are used
C.all smoke and toxic fumes are removed and an adequate oxygen supply is present
D.overhaul has been completed to remove any possible source of re-ignition
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A.Hydraulic oil
B.Lubricating oil
C.Diesel oil
D.Refrigeration oil
A.CO2
B.ABC dry chemical
C.CO2 propelled foam
D.All of the above
A.CO2
B.Foam
C.Water fog
D.Soda acid
A.More than six short blasts and one long blast on the whistle
B.Continuous blast of the ships whistle for a period of not less than 10 seconds supplemented by the same signal on the general alarm
C.Three short blasts of the whistle supplemented by the same signal on the general alarm
D.More than six short blasts and one long blast on the whistle supplemented by the same signal on the general alarm
A.mechanical foam
B.chemical foam
C.carbon dioxide
D.soda acid
A.Dry chemical
B.Halon
C.Low velocity fog
D.Steam
A.abandon ship
B.dismissal from drills
C.fire and emergency
D.lower lifeboats
A.6 short blasts and 1 long blast
B.long blast mare than 6 short blasts
C.more than 6 short blasts and 1 long blast
D.1 long blast of at least 10 seconds
A.remain in the vicinity of the vessel
B.head for the closest land
C.head for the closest sea-lanes
D.get a majority opinion
A.thirsty
B.sick or injured
C.wet
D.awake
最新试题
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the()
The cetane rating of diesel fuel is an indication of the ()
Using a file without a handle may result in ()
To proceed to the assistance of a ship in distress is()
If two A.C.generators are to be operated in parallel, the load is distributed evenly by()
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated()
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?()
The condensers located in various stages of a flash evaporator are cooled by()
The main purpose of port State control is not to()