航海英語船舶救生設(shè)備名稱單項選擇題每日一練(2019.01.12)

來源：考試資料網(wǎng)

1 If an emergency pump control is used as the emergency shutdown on a tanker，it must（）.

2 A spring line leads（）.

3 A hook that will release quickly is a（）.

4 A stopper is（）.

5 Kapok life jackets should NOT be（）.