單項(xiàng)選擇題The helicopter deck of a ship must be marked with the units identification,appropriate aiming circles,and a continuous line on the perimeter which is().

A.8 inches wide
B.16 inches wide
C.24 inches wide
D.32 inches wide


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1.單項(xiàng)選擇題The equipment required to remove an on-deck oil spill on a barge transfering oil must either be arried on board or().

A.on a tug standing by
B.available by contract with the shore facility
C.kept at the shoreside hose connection during transfer
D.kept in a protected shoreside location readily accessible

2.單項(xiàng)選擇題The davit launched life raft can be boarded().

A.from the water only
B.at the deck
C.by jumping down onto it
D.through the escape tube

3.單項(xiàng)選擇題The davit aboard a ship is used to().

A.lower personnel down by a transfer basket
B.lower food and water to personnel in a life raft
C.lower the life raft down with its full complement
D.move equipment around the deck

4.單項(xiàng)選擇題The canopy of an inflatable liferaft should().

A.go into place as the raft is inflated
B.be put up after everyone is aboard
C.be put up only in severe weather
D.be used as a sail if the wind is blowing

5.單項(xiàng)選擇題Kapok life jackets should NOT be().

A.stowed near open flame or where smoking is permitted
B.used as seats,pillows,or foot rests
C.left on open decks
D.All of the above