纺纱是对纤维集合体牵伸加捻的过程。长丝比短纤维需要的捻度少。
Spinning is the process of drawing out and twisting a mass of cleaned, prepared fibres. Filament yarns generally require less twist than do staple yarns.
纺纱是对纤维集合体牵伸加捻的过程。长丝比短纤维需要的捻度少。
Spinning is the process of drawing out and twisting a mass of cleaned prepared fibres. filament yarns generally require less twist than do staple yarns.
这里主要研究了牵伸机热盘、热板温度对涤纶长丝热收缩率的影响，最后，得出其回归方程。
The affection of the temperature of heat board and heat plate on the heat shrinkage of polyester filament was studied in this paper; finally the regression equations were given.
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