航海英語燃燒與爆炸單項(xiàng)選擇題每日一練(2019.01.12)

來源：考試資料網(wǎng)

1 Each part of the fire-main system located on an exposed deck must be（）.

2 A fire in a ballast pumproom can be brought under control with minimal impact on stability by（）.

3 A fire pump may be used for other purposes if（）.

4 Each fireman’s outfit and its spare equipment on a vessel must be stowed（）.

5 A class B fire is most successfully fought by（）.