ratio of the twist factor
ratio of the twist factor
扭转系数的比值
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The effects of rotor speed, draft ratio and twist factor on the properties of elastic rotor-spun yarns were investigated, and the technology optimizing was done through the orthogonal test.
分析了转杯速度、牵伸倍数、捻系数对弹性转杯纱性能的影响，并通过正交试验对工艺参数进行了优化。
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