单项选择题
The derrick can’t be （）(超载).
A.exceeded
B.overloaded
C.overtaken
D.loaded
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相关考题
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单项选择题
（）(摆动)the derrick to shore side.
A.Top
B.Lower
C.Swing
D.Adjust -
单项选择题
When the derrick is stopped, the guy must be （）(收好).
A.taken in
B.slacked off
C.adjusted
D.stowed -
单项选择题
When the derrick is topped, the guy must be （）(放松).
A. slacked off
B. sent away
C. sent out
D. taken in
