航海英語救生設(shè)備單項選擇題每日一練(2019.01.24)

來源：考試資料網(wǎng)

1 Safety goggles or glasses are NOT normally worn when（）.

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

3 In order for the automatic lifeboat drain to operate properly（）.

4 Frapping lines are fitted to lifeboat davits to（）.

5 Fire fighting equipment requirements for a particular vessel may be found on the（）.

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