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單項(xiàng)選擇題

In（）convention，a vessel which carries more than 12 passengers shall be deemed as a passenger ship.

A.COSCO
B.STCW
C.SOLAS
D.MARPOL

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單項(xiàng)選擇題

How many operators are needed／required on board according to the provisions of the International Convention for the Safety of Life at Sea，1974?（）.

A.4 operators
B.3 operators
C.2 operators
D.1 operator

單項(xiàng)選擇題

Halon gas will decompose and may form very hazardous toxic fumes when discharged（）.

A.directly on flames
B.at room temperature
C.in an extremely cold climate
D.None of the above

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