航海英語救生作業(yè)單項選擇題每日一練(2019.01.19)

來源：考試資料網(wǎng)

1 To launch a liferaft by hand you should（）.

2 A rigid lifesaving device only designed for survivors to hold on to while in the water is a（）.

3 The worst atmospheric condition for dispersion of H₂S is（）.

4 The inside light in an inflatable liferaft is turned on（）.

5 Personnel boarding a davit-launched liferaft from a ship should be checked to assure they are not in possession of or wearing（）.