Production practice proves that, in noil silk yarn production, rotor spinningprocess is superior to ringspinningprocess in terms of product quality, raw material consumption and processing costs.
生产实践证明：用转杯纺工艺生产的?丝纱，其产品质量、原料消耗、加工成本等均优于环锭纺工艺。
2
This paper studies the dynamic twisting process in ringspinning; analyses and calculates the loss of yarn's twist.
本文研究环锭纺动态捻度传递过程，对导纱钩的捻陷作用及捻度损失的计算进行了分析探讨。
3
The final process in ringspinning of single yarn is the spinning operation.