A.yaw joint
B.sway joint
C.slip joint
D.flex or ball joint
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A.lay
B.lies
C.being lain
D.lying
A.frostbite
B.skin burns
C.asphyxiation
D.an explosive reaction
A.sheer strake
B.bilge strake
C.garboard strake
D.keel rib
A.hydraulic system
B.pneumatic system
C.spare battery
D.hand crank
A.fever and thirst
B.nausea and dizziness
C.stomach cramps and diarrhea
D.reddening of skin and hives
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The governor brake shall be capable of controlling the speed of lowering a fully equipped lifeboat with its complement of persons on board at（）.
The maximum speed of lowering for a lifeboat on gravity davits is controlled by the（）.
The MOST important element in administering CPR is（）.
The object of plugging holes below the waterline on a ship should be to（）.
In rough weather，when a ship is able to maneuver，it is best to launch a lifeboat（）.
The danger associated with using carbon dioxide in an enclosed space is（）.
In painting a lifeboat following its overhaul，which parts must be painted bright red?（）
Seawater may be used for drinking（）.
The FIRST treatment for a surface burn is to（）.
Symptoms of sea sickness include（）.