A、the trunking should be opened up
B、should the trunking be opened up
C、the trunking should not be opened up
D、should the trunking not be opened up
更多“Once a fire is detected the engine should be slowed downOn no account （）.”相关的问题
A、It is effective in controlling fire in flowing oil such as coming from a broken fuel line B、It absorbs heat from materials that could cause reignition C、Most foams can be used jointly with dry chemical extinguishing agents to attack a fire by two methods of extinguishment D、Once the surface is blanketed with foam and the fire is extinguished，no further foam is required
A、a vessel is equipped with an automatic smoke or fire detecting system B、the cargo hatches are of steel construction C、the cargo is of a nonflammable type D、there is sufficient fire protection located on the main deck adjacent to the cargo hatch
A、At least one fire and drill shall be held within 24 hours of leaving a port where more than 25 percent of the crew has been replaced B、The Master is responsible in seeing thst each lifeboat is lowered to the water at least once in each 6 months C、Lifeboat equipment shall be examined at least once each month to insure that it is complete D、An entry shall be made in the vessels official Logbook relative eo each fire and boat drill
A、At least one fire and boat drill shall be held within 24 hours of leaving a port where more than 25 percent of the crew has been replaced B、The Master is responsible in seeing that each lifeboat is lowered to the water at least once in each 6 months C、Lifeboat equipment shall be examined at least once each month to insure that it is complete D、An entry shall be made in the vessel's Official Logbook relative to each fire and boat drill
A、Close the hatch, accesses and ventilators at once. Flood CO2 into hold. B、Open the hatch, accesses and ventilators at once. Flood CO2 into hold. C、Close the hatch, accesses and ventilators at once. Flood water into hold. D、Open the hatch, accesses and ventilators at once. Flood water into hold.
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