A chain hoist helped raise a heavy pile of green oak, barn siding and pine flooring up into this formerly unoccupied Kentucky coffee tree.
一架链式起重机可以帮你将一节沉重绿橡树的树干，谷仓墙面和松木地板举到这棵之前并无人居住的肯塔基咖啡树上。
By analysing actual scene to hoist, this paper introduces automatic oil ejector. It can decrease wear and tear, raise using life of steel rope.
通过对提升机现场实际分析，制作了自动注油器，减小了钢丝绳的磨损，提高了钢丝绳的使用寿命。
Raise the vehicle on a side mounted hoist.
用一侧置绞车吊起车辆。
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