单项选择题
（） are used to handle anchors and chains.
A.Cargo winches
B.Mooring winches
C.Windlasses
D.Cargo hatches
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相关考题
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单项选择题
Among the basic categories of equipment, which of the following are used to allow the hydraulic energy to be controlled?（）
A.hydraulic pumps
B.valves
C.hydraulic cylinders
D.hydraulic motors -
单项选择题
（） are used for cargo handling.
A.Cranes
B.Mooring winches
C.Windlasses
D.Foreman -
单项选择题
In a hydraulic system, （） are used to protect the system from over pressure.
A.stop valves
B.check valves
C.safety valves
D.reducing valves
