航海英語(yǔ)救生作業(yè)單項(xiàng)選擇題每日一練(2019.03.30)

來源：考試資料網(wǎng)

1 A hydrostatic release mechanism for a liferaft（）.

2 A liferaft which has inflated bottom-up on the water（）.

3 As a vessel sinks to a depth of 15 feet，the hydrostatic trip releases the liferaft container from its cradle by（）.

4 Prior to boarding from a vessel，a davit-launched liferaft should be well ventilated of excess（）.

5 A life line must be connected to the liferaft（）.