通过选择纺丝工艺制得收缩差大于10％、异纤度比大于2的三异共纺长丝。

Depending on the selected process, the multi-filament can have a contraction and titre deviation respectively more than 10% and 2.

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运用WDS新工艺生产三异涤纶共纺丝织物，对其前道准备的各种技术要素进行分析探讨，阐述了WDS工艺的优越性。

Analyses and discusses various technical factors of the preparation work in the production of fabrics of triangle-profiled co-spun yarns by WDS new technology, with its advantages presented.

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