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單項選擇題

If a cargo of kerosene were considered too lean to explode, then it must be（）.

A.above the explosive range
B.within the explosive range
C.below the explosive range
D.None of the above

單項選擇題

If a vessel takes a sudden severe list or trim from an unknown cause, you should first（）.

A.determine the cause before taking countermeasures
B.assume the shift is due to off-center loading
C.counterflood on the side opposite the list or trim
D.assume the cause is environment forces