单项选择题
During the voyage, the derrick should be stowed （）.
A. fore
B. aft
C. fore and aft
D. lowered
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相关考题
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单项选择题
（）are usually stowed both above and below deck.
A.Containers
B.Trucks
C.Machinery
D.Clamps -
单项选择题
There is no power for the （）.
A. derrick
B. winch
C. block
D. heavy derrick -
单项选择题
The bosun is greasing the （）. It is well greased.
A. rope
B. cargo wire
C. ladder
D. All above.
