默认题库 - 救生作业

单选题

A rigid lifesaving device only designed for survivors to hold on to while in the water is a（）.

A. liferaft
B. life float
C. life preserver
D. buoyant apparatu

单选题

If the hydrostatic release mechanism for an inflatable liferaft is not periodically serviced and becomes inoperative，it will NOT（）.

A. set the water lights on immersion
B. release the dye-marker from the liferaft
C. free the liferaft from the vessel
D. break the seal on the carbon dioxide cylinder

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单选题

If the liferaft capsizes，all personnel should leave the raft and（）.

A. climb onto the bottom
B. swim away from the raft
C. right the raft using the righting strap
D. inflate the righting bag

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单选题

If you find an inflatable liferaft container with steel bands around the case，you should（）.

A. tell the Master
B. leave the bands in place
C. tell the Mate
D. remove the bands yourself

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单选题

If your vessel is equipped with inflatable liferafts，how should they be maintained?（）

A. Have your crew check them annually
B. They do not need any maintenance
C. Have them sent ashore to an approved maintenance facility annually
D. Have them serviced by the shipyard annually

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单选题

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 officer

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单选题

Prior to boarding from a vessel，a davit-launched liferaft should be well ventilated of excess（）.

A. hydrocarbon gas
B. carbon monoxide gas
C. carbon dioxide gas
D. freon ga

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单选题

Signaling devices required on inflatable liferafts include a(n) （）.

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

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单选题

The worst atmospheric condition for dispersion of H₂S is（）.

A. heavy rain
B. gusty winds with rain
C. nearly calm，clear nights or early morning
D. full sun with high wind

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单选题

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

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A rigid lifesaving device only designed for survivors to hold on to while in the water is a（）.

If the hydrostatic release mechanism for an inflatable liferaft is not periodically serviced and becomes inoperative，it will NOT（）.

If the liferaft capsizes，all personnel should leave the raft and（）.

If you find an inflatable liferaft container with steel bands around the case，you should（）.

If your vessel is equipped with inflatable liferafts，how should they be maintained?（）

On inflatable liferafts，the operating cord should be renewed by（）.

Prior to boarding from a vessel，a davit-launched liferaft should be well ventilated of excess（）.

Signaling devices required on inflatable liferafts include a(n) （）.

The worst atmospheric condition for dispersion of H2S is（）.

The limit switches on a ships survival-craft winch system（）.

The worst atmospheric condition for dispersion of H₂S is（）.