ratio of twist的意思|示意

With twist-against-twist composite yarn, the correlation between breaking strength, breaking elongation ratio and twist of single yarn, twist of composite yarn are analyzed.

在复合纱线反向加捻的情况下，通过试验分析了复合纱线断裂强力、断裂伸长率与单纱捻度、复合纱线捻度之间的关系。

In the spinning process equalization point of the yarn is influenced by twist, spinning tension, roving interval, and overfeed ratio. Certain relationship exists among them.

纺纱过程的平衡点受成纱捻度、纺纱张力、须条隔距及超喂率的影响，它们之间存在一定的关系。

Conclusions: MPCNL is a therapeutic modality with advantages of high achieve we are pirates, these data are stolen from youdao ratio and slight injury especially for upper ureteric calculus with narrow ureter and ureter twist.

结论：MPCNL治疗输尿管上段结石，取石成功率高，创伤小，尤其在输尿管上段结石并发狭窄、扭曲时有良好的疗效。