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。
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。
By analysing actual scene to hoist, this paper introduces automatic oil ejector. It can decrease wear and tear, raise using life of steel rope.
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