单项选择题
During operation, the （）should check the working condition of the derrick.
A.foreman
B.operator
C.opener
D.stevedore
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相关考题
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单项选择题
（）has more than ten percent broken wires. Stop using it at once.
A. The cargo runner
B. The cargo block
C. The derrick sling
D. The lashing wire -
单项选择题
It is flammable cargo. Keep it away from the （）.
A.gangway
B.bow
C.boiler
D.stern -
单项选择题
（）must be kept away from dry cargo.
A. Light cargo
B. Wet cargo
C. Heavy cargo
D. Bulk cargo
