相关考题
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单项选择题
A bad separation makes the cargo（）at its destination.
A.easier to discharge
B.more difficult to discharge
C.easierto load
D.more difficult to load -
单项选择题
A number of bags are worn-out（）a certain extent.
A.at
B.in
C.on
D.to -
单项选择题
A vessel fitted with twin screws is easier in（）than a vessel with single screw.
A.turning maneuver
B.course setting
C.position fixing
D.regulating speed
