單項(xiàng)選擇題

What is the accepted standard for wire rope falls used in connection with the lifeboat gear?（）

A.Six by seven galvanized wire rope
B.Six by twenty-four improved plow steel wire rope
C.Six by thirty-seven preformed fiber-core wire rope
D.Six by nineteen regular-lay filler wire rope

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單項(xiàng)選擇題

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

單項(xiàng)選擇題

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

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What is the accepted standard for wire rope falls used in connection with the lifeboat gear?（）

你可能感興趣的試題

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

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