单项选择题
An inflatable liferaft should be manually released from its cradle by（）.
A.cutting the straps that enclose the container
B.removing the rubber sealing strip from the container
C.loosening the turnbuckle on the securing strap
D.pushing the button on the hydrostatic release
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相关考题
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单项选择题
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 -
单项选择题
After the boat is at the top of the davit heads，the davit arms begin moving up the tracks and are stopped by the（）.
A.hoist man
B.limit switch
C.brake handle
D.preventer bar -
单项选择题
After launching，an inflatable raft should be kept dry inside by（）.
A.Opening the automatic drain plugs
B.Draining the water pockets
C.Using the electric bilge pump
D.Using the bailers and cellulose sponge
