hoisting drum brake 绞车刹车
hoisting drum diameter 提升滚筒直径
disturbance of magnetized hoisting drum 绞车磁化干扰
hoisting g drum 提升滚筒
drum hoisting 卷筒起升
A hoisting drum is used in the drawworks of a drilling or workover rig.
在钻机或修井作业机的绞车中使用提升滚筒。
The repairing wearing method of cover and shovel of hoisting drum of WK-4 type shovel is introduced.
介绍WK - 4型电铲提升卷筒轴承座及盖磨损修复的方法。
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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