航海英語救生設(shè)備單項(xiàng)選擇題每日一練(2019.01.09)

來源：考試資料網(wǎng)

1 During the required periodic abandon ship drill aboard a ship，each person not assigned duties in the muster list is（）.

2 On a ship，a fixed carbon dioxide or other approved system must be installed（）.

3 Normally，potable water systems are connected directly to the（）.

4 How many life buoys（）on board with self-igniting light?

5 Line throwing equipment should not be operated（）.