A.rot
B.shrink
C.stretch
D.unlay
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A.deck fitting used to secure mooring lines
B.casting fitted at the side of a weather deck,used as a fairlead
C.sharp block of wood used to support hygroscopic cargo
D.smoke pipe for the galley stove
A.strengthen the line
B.increase its efficiency
C.prevent hand injury by covering loose ends
D.make the line more flexible
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
A.Escape route
B.Alley way
C.Corridor
D.Embarking way
最新試題
If an emergency pump control is used as the emergency shutdown on a tanker,it must().
A small light tackle with blocks of steel or wood that is used for miscellaneous small jobs is called a().
Cable tension for catenary calculations is taken at the().
Kapok life jackets should NOT be().
An on-load release system on a survival craft means the cable can be released().
A tackle is two blocked when the blocks are().
In determining the scope of cable to be used when anchoring,what would NOT be considered?().
In order to retrieve an inflatable life raft and place it on deck,you should heave on the().
The equipment required to remove an on-deck oil spill on a barge transfering oil must either be arried on board or().
If the winch should fail while you are hauling in the anchor,what prevents the anchor cable from running out?()