... 梯斗式起重绞车 ladder winch 拖拉机起重绞车 tractor hoist; tractorhoist 直升机起重绞车 air-hoist ...
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Petroleum tractor hoist 石油通井机
wheel tractor hoist 轮式通井机
wheeled tractor hoist 轮式通井机
hydraulic wheel tractor hoist 液压轮式通井机
wheel hoist tractor 轮式通井机
Wheeled Hoist Tractor 轮式作业机
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