A stationary motor-driven or hand-powered hoisting machine having a drum around which is wound a rope or chain attached to the load being lifted.
绞车，起货机一种装有卷筒的固定的电动机驱动或手动的吊升机械，卷筒周围缠绕着与提升的重物相连的绳索。
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Abstract: This paper analyses organize characteristic interior of large axle and hoisting way under hot status. It is different from small piece. Modified technique of large drum axle are work out.