A.at the bow
B.at the stern
C.in the middle
D.all around
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A.is a deck fitting used to shackle gear to the deck
B.permits easy jettisoning of deck cargo in an emergency
C.prevents stress concentration in the bulwark
D.provides openings through the bulwark for mooring lines
A.must be wet before it will release
B.should be kept in a watertight cover except in an emergency
C.will inflate the raft in its cradle if operated manually
D.must be submerged to a certain depth to release automatically
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The inside light in an inflatable liferaft is turned on（）.
If an inflatable liferaft is to be released manually，where should the operating cord be attached before throwing the raft overboard?（）
The limit switches on a ships survival-craft winch system（）.
The operating cord on an inflatable liferaft also serves as a（）.
If an inflatable liferaft is overturned，it may be righted by（）.
The air spaces in the floor of an inflatable liferaft will provide protection against（）.
To launch a liferaft by hand you should（）.
Inflatable liferafts are provided with（）.
The bosun has thrown the liferaft into the water before abandoning the vessel. The operating cord（）.
Signaling devices required on inflatable liferafts include a(n) （）.