單項(xiàng)選擇題

An inflatable liferaft is hand-launched by（）.

A.pulling a cord
B.cutting the wire restraining bands
C.removing the rubber packing strip
D.throwing the entire container overboard

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單項(xiàng)選擇題

An inflatable liferaft can be launched by（）.

A.the float-free method ONLY
B.breaking the weak link on the painter
C.throwing the entire container overboard and then pulling on the operating cord to inflate the raft
D.removing the securing straps

單項(xiàng)選擇題

All lifeboats，rescue boats，and rigid-type liferafts shall be stripped，cleaned，and thoroughly overhauled at least once every（）.

A.6 months
B.year
C.18 months
D.two years

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An inflatable liferaft is hand-launched by（）.

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An inflatable liferaft can be launched by（）.

All lifeboats，rescue boats，and rigid-type liferafts shall be stripped，cleaned，and thoroughly overhauled at least once every（）.

All lifeboats，rescue boats，and rigid-type liferafts shall be stripped，cleaned，and thoroughly overhauled at least once every（）.