单项选择题

On a rigid liferaft which is equipped with all of the required equipment you may NOT find a（）.

A.boathook
B.fishing kit
C.lifeline or grab rail
D.sea painter

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热门试题

单项选择题

Oil fires are best extinguished by（）.

A.cutting off the supply of oxygen
B.removing the fuel
C.cooling below the ignition temperature
D.spraying with water

单项选择题

Multiple fire pumps may be used for other purposes provided that one pump is（）.

A.on line to the fire main
B.kept available for use on the fire main at all times
C.capable of being connected to the fire main
D.rated at or above 125 psi