单项选择题

What is required by regulations concerning the stowage of lifeboats on cargo vessels?（）

A.Each lifeboat must have a launching appliance
B.Launching appliances must be of the gravity type
C.There may not be more than two launching appliances on the same deck
D.All of the above

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单项选择题

What could be a result of insufficient lubrication of lifeboat winches and davits?（）

A.Moisture accumulation in winch motor damaging the electrical wiring
B.Freezing of gears in cold weather
C.Corroding of sheaves on the davits so they will not rotate
D.All of the above

单项选择题

Upon hearing the abandon ship signal，you put on your life jacket and report to your station. After the cover is removed you board your open lifeboat boat. The FIRST thing to do is to（）.

A.release the gripes
B.release tricing pendants
C.put the cap on the drain
D.lift the brake handle

单项选择题

To keep injured survivors warm in the water after abandoning a ship，they should（）.

A.be placed in the middle of a small circle formed by the other survivors in the water
B.float on their backs with their arms extended for maximum exposure to the air
C.remove their life preservers and hold on to the uninjured survivors
D.sip seawater at intervals of fifteen minutes