A.Provides air for engine combustion
B.Pressurizes water spray system
C.Provides air for passenger respiration
D.Prevents smoke and other noxious fumes from entering craft
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A.cutting the restraining strap
B.unscrewing the turnbuckle on the back of the cradle
C.lifting one end of the raft
D.pushing the plunger on the center of the hydrostatic release
A.10 persons
B.20 persons
C.30 persons
D.40 persons
A.stow rainwater; these 4 spaces do not take up valuable space
B.act as stabilizers by filling with sea water as soon as the raft is inflated and upright
C.hold the freshwater required by regulation to be provided in the raft when packed
D.None of the above
A.3 short blasts of the ship's whistle
B.1 short blast of the ship's whistle
C.3 long blasts of the ship's whistle
D.1 long blast of the ship's whistle
A.bridge
B.forward station
C.aft station
D.any hold in which the stevedores are working
最新試題
Under normal conditions a liferaft is released from itscradle by（）.
When whistle signals are used for launching lifeboats，one short blast means（）.
What is placed on the under side of an inflatable liferaft to help prevent it from being skidded by the wind or overturned?（）
If you are forced to abandon ship in a lifeboat，you should（）.
Which operation should be done when launching an inflatable liferaft by hand?（）
How should the lifeboat sea painter be rigged?（）
The functioning of the radiotelegraph installations for motor lifeboats and/or the portable radio apparatus for survival craft，if provided，（）with the provisions of the regulations.
The lifeboats and liferafts were（）with the provisions of the regulations annexed to the Convention.
Most lifeboats are equipped with（）.
The operating cord on an inflatable liferaft should be renewed by（）.