Analysis of influential factors on yarn irregularity of coarse denier PP filament;
粗旦丙纶长丝不匀率的影响因素分析
he influence of some factors on the irregularity of 167 dtex/36f PET POY was discussed.
实验表明，根据切片质量不同，选择合理的纺丝温度，选取适当的侧吹风速度并保持风速度的相对稳定，定期更换纺丝组件，是降低ＰＯＹ条干不匀率的重要手段。
Grey correlation analysis of system quality of fiber material and uneven strength of cotton yarn;
棉纤维原料品质与成纱强力不匀的灰关联分析