航海英語(yǔ)消防用語(yǔ)單項(xiàng)選擇題每日一練(2019.01.21)

來(lái)源：考試資料網(wǎng)

1 An advantage of an ABC dry chemical over a carbon dioxide extinguisher is（）.

2 A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the（）.

3 Prior to getting underway，the Master or person in charge of a ship must（）.

4 The collision bulkhead shall be of（）.

5 Removing which will extinguish a fire?（）.