單項選擇題An inflatable liferaft should be manually released from its cradle by（）.

A.cutting the straps that enclose the container
B.removing the rubber sealing strip from the container
C.loosening the turnbuckle on the securing strap
D.pushing the button on the hydrostatic release


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1.單項選擇題An on-load release system on a survival craft means the cable can be released（）.

A.only when the load is taken off the cable
B.only when there is a load on the cable
C.only when activated by the controls at the lowering station
D.at any time

2.單項選擇題An oxygen indicator can be used to determine if there is（）.

A.sufficient oxygen in a compartment to support life
B.combustible gases present
C.hydrogen gases present
D.All of the above

3.單項選擇題Anchoring and fishing in this area are（）.

A.danger
B.dangerous
C.dangerously
D.dangering

4.單項選擇題Any ship damping a pipe could（）an immedidate danger of fire.

A.meet
B.face
C.be in front of
D.follow

5.單項選擇題As a vessel sinks to a depth of 15 feet, the hydrostatic trip releases the life raft container from its cradle by（）.

A.breaking the weak link
B.releasing the tie-down strap
C.pulling the operating cord
D.releasing the CO2 canister