尽管辊子的技术和性能提高了，但是主要由缠辊和刹车引起辊子表面的剥落仍然不可避免。
In spite of the improvement in rolling techniques and roll performance, spalling of roll surfaces, mainly caused by pinching and skidding of strip, cannot be avoided.
凝聚辊缠棉是杂乱式梳理机普遍存在的一个问题，系因凝聚辊的针面负荷过重而引起。
The random card has a common problem of catching fibers, which caused by over-load on the wire of the condensing roller.
司钻启动绞车正转，把油门调到最低限度，挂上低速离合器，慢慢的把大绳缠到绞车辊筒上。
The driller engages the drawworks in forward drive and sets the throttle at minimum speed. And engages the low clutch and slowly spools the drilling line on the drawworks drum.
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