航海英語消防演習(xí)與作業(yè)單項(xiàng)選擇題每日一練(2019.01.26)

來源：考試資料網(wǎng)

1 Foam extinguishes a fire by（）.

2 Actuating the CO₂ fixed system causes the shutdown of the（）.

3 How do you operate a portable CO₂ fire extinguisher?（）.

4 Good housekeeping on a vessel prevents fires by（）.

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