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。
Do not raise the flag while it is folded. Unfold the flag first and then hoist it quickly to the top of the flag pole.
国旗还折着的时候不要把它升起来，首先要打开国旗，然后迅速的把它升到旗杆的顶部。
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