The enhancing of semi-finished goods evenness and fiber straightness has significant effect to improve yarn quality.
提高半制品条干均匀度和纤维伸直度，对改善成纱质量效果显著。
The anti - ultraviolet PET set yarn produced on high speed spinning line by master batch injection has the features of evenness and stabilization in quality and remarkable functionality.
用母粒注入法在高速纺生产线上开发试制的防紫外线涤纶低弹丝，具有纤维质量均匀稳定、功能性显著的特点。
The key to improve roving quality lies in reducing weight unevenness and improving yarn evenness.
提高粗纱质量的重点是降低纱的重量不匀率，提高粗纱条干的均匀度。
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