A.be painted bright red
B.be secured to a permanent part of the lifeboat structure
C.have the area surrounding the lever painted white
D.All of the above
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A.increasing the righting moment
B.decreasing the vessel's displacement
C.increasing the reserve buoyancy
D.shifting the CG (center of gravity) off center
A.for the saving of life
B.for fire-fighting
C.for mooring purpose
D.for towing purpose
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On an oceangoing vessel，for each person a lifeboat (without desalting kits) is certified to carry，the boat must be supplied with（）.
The danger associated with using carbon dioxide in an enclosed space is（）.
The FIRST treatment for a surface burn is to（）.
The backup system on an electric start survival craft is a（）.
Lifeboat hatchets should be（）.
The minimum concentration of a vapor in air which can form an explosive mixture is called the（）.
The depth over a shallow patch，（）about 1．5 miles southeastward of Nanshan Tou lighthouse，reduces to 8 meters.
The minimum amount of lifesaving equipment required aboard an 85-foot uninspected towing vessel consists of（）.
If help has not arrived in 10-12 hours after you abandon a vessel in a survival craft，you should（）.
The object of plugging holes below the waterline on a ship should be to（）.