航海英語(yǔ)固體散裝危險(xiǎn)品與BC規(guī)則單項(xiàng)選擇題每日一練(2019.01.23)

來(lái)源：考試資料網(wǎng)

1 An “ABC” dry chemical fire extinguisher would be LEAST effective against a fire in（）.

2 Antiseptics are used principally to（）.

3 AMVER is a system which provides（）.

4 An engine compartment gasoline fire requires which type of extinguisher?（）

5 A space should be ventilated when（）.