When possible，what should be the FIRST step in combating a fire on deck resulting from a cargo overflow or a leaking cargo line?（）
1、The cargo，when（），should be completely
The cargo，when（），should be completely covered with plastic.AstowBstowingCstowedDbe stowed
2、Which operation should be done when la
Which operation should be done when launching an inflatable liferaft by hand?（）AOpen the liferaft casingBTurn the valve on the CO2 cylinder to...
3、Which step should be taken，if possible
Which step should be taken，if possible，when the vessel must be abandoned because of a distress situation（）.AAlert the Coast Guard by using t...
4、When should a fire be ventilated?（）
When should a fire be ventilated?（）AWhen attacking the fire directlyBWhen using a steam smothering systemCWhen using the fixed CO2 systemDAll of the above
5、Which precaution should be taken when
Which precaution should be taken when testing a line throwing gun?（）ANever remove the line from the rocketBFire it at an angle of approximately 90 degrees to the horizonCWear asbestos glovesDAll of the above
6、What is it called when it is possible
What is it called when it is possible to ignite the vapour above the oil?（）AFlash pointBBoiling pointCIgnition pointDPour point