A.use all CO2 available to cool the surronding area
B.stand by with water or other agents
C.thoroughly ventilate the space of CO2
D.jettison all buring materials
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A.The unit is working properly
B.The face mask is not sealed properly
C.The air bottle needs to be refilled
D.The air supply hose has a leak
A.put back in service if some CO2 remains
B.hydrostatically tested
C.retagged
D.recharged
A.prior to
B.during
C.in the period of
D.afterwards
A.actual depth of water
B.actual depth of water below keel
C.average depth from waterline to hard bottom
D.average depth of water to soft bottom
A.prevent them from falling when the vessel rolls
B.protect personnel from electrical shock
C.increase their operating efficiency
D.prevent unauthorized personnal from operating them
最新試題
（）is where the crew eat their meals.
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
The ISM code is part of（）.
Bales close to the deckhead should be covered to prevent（）.
According to the relevant regulation, lifeboat should be powered by（）.
Manoeuvring information can not be obtained from（）.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
Full details of all lights and fog signals are shown on（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
The dew point temperature is（）.