单项选择题
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
单项选择题 If a vessel takes a sudden severe list or trim from an unknown cause, you should first（）.
单项选择题 If a void occurs in the cargo hold, it is better to（）to control the broken stowage.
单项选择题 If reefer spaces are not properly cleaned prior to loading cargo, it will most likely cause（）.
