单项选择题

A. When the windlass is in trouble, the sailor must go ……

起货机出故障时，水手要去叫电工来修理。（）

A. When the windlass is in trouble, the sailor must go and call the electrician to repair it.
B. When the derrick is in trouble, the sailor must go and call the electrician to repair it.
C. When the winch is in trouble, the sailor must go and call the electrician to repair it.
D. When the winch is in trouble, the sailor must go and call the carpenter to repair it.

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热门试题

单项选择题水手应该知道船上吊杆的安全工作负荷。（）

A. Sailors should know the SWL of cranes on board their ship.
B. Sailors should know the SWL of derricks on board their ship.
C. Officers should know the SWL of derricks on board their ship.
D. Officers should know the SWL of cranes on board their ship.

单项选择题集装箱是由龙门吊装卸。（）

A. Containers are loaded and discharged by gantry cranes.
B. Cases are loaded and discharged by gantry cranes.
C. Cases are loaded and discharged by heavy derricks.
D. Containers are loaded and discharged by heavy derricks.

单项选择题液体散货用泵装卸的。（）

A. Liquid cargo is loaded and discharged by pumps.
B. Liquid cargo is loaded and discharged by tubes.
C. Liquid bulk cargo is loaded and discharged by tubes.
D. Liquid bulk cargo is loaded and discharged by pumps.

单项选择题这个吊杆的安全工作负荷是6吨。（）

A. The SWL of the derrick is five tons.
B. The SWL of the heavy derrick is six tons.
C. The SWL of the derrick is six tons.
D. The SWL of the crane is six tons.

单项选择题船舶离港之前，所有的吊杆必须纵向收放好。（）

A. Before leaving the harbour, all derricks must be stowed.
B. After leaving the harbour, all derricks must be stowed fore and aft.
C. Before leaving the harbour, all derricks must be stowed fore and aft.
D. Before leaving the harbour, all heavy derricks must be stowed fore and aft.