單項(xiàng)選擇題A hydrostatic release mechanism for a liferaft().

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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1.單項(xiàng)選擇題The hydrostatic release on the inflatable liferafts on a fishing vessel must be().

A.replaced annually
B.tested monthly
C.serviced annually
D.overhauled quarterly

2.單項(xiàng)選擇題Each lifebuoy shall be marked in block capitals of the Roman alphabet with()of the ship.

A.the call sign and name
B.the official number and name
C.the port of registry and name
D.the port of registry and official number

3.單項(xiàng)選擇題Signaling devices required on inflatable liferafts include a(n) ().

A.Very pistol
B.orange smoke signal
C.air horn
D.lantern

4.單項(xiàng)選擇題The operating cord on an inflatable liferaft also serves as a().

A.lifeline
B.painter
C.drogue
D.marker

5.單項(xiàng)選擇題If an inflatable liferaft is to be released manually,where should the operating cord be attached before throwing the raft overboard?()

A.Do not attach the cord to anything but throw it overboard with the raft container
B.Attach the cord to a fixed object on the ship
C.You should stand on the cord
D.Attach the cord to the special pad eye on the raft davit launcher

6.單項(xiàng)選擇題The limit switches on a ships survival-craft winch system().

A.stop the winch just before the craft reaches the final stowage position
B.limit the amount of cable on the drum
C.limit the ascent rate
D.stop the winch in case the craft weighs too much

7.單項(xiàng)選擇題To launch a liferaft by hand you should().

A.cut the casing bands,throw the liferaft over the side,and it will then inflate
B.detach the operating cord,throw the raft over the side,and it will then inflate
C.cut the casing bands,throw the raft over the side,and pull the operating cord
D.throw the liferaft over the side and pull the operating cord

8.單項(xiàng)選擇題On inflatable liferafts,the operating cord should be renewed by().

A.cutting the old line off and renewing same
B.an approved servicing facility ashore
C.opening the case and replacing the entire line
D.one of the ship's officers

9.單項(xiàng)選擇題Personnel boarding a davit-launched liferaft from a ship should be checked to assure they are not in possession of or wearing().

A.oil stained shoes or clothing
B.sharp objects that may puncture or damage the liferaft
C.matches or cigarette lighters
D.drugs or paraphernalia not approved by a medical doctor