并在后整理时采用一定的方法使应力回缩，恢复氨纶纱的特性。
The article introduces new technical and process for core-spun spandex before or after cheese dyeing, and try to keep and recover the elasticity of spandex in finishing.
每个成圈系统中的导纱器系统均含氨纶喂入装置，其特殊的挡板保证氨纶纱的喂入操作方便，稳定可靠。
All the feeder systeem in the each stitching systeem with anethane elastic fiber feeder systeem. Its special presser can ensure the anethane elastic fiber feed stably and convenient.
氨纶包缠纱由氨纶提供弹性，由包缠在氨纶外侧的非弹性纱决定纱线的强力。
The elasticity of the wrapped spandex yarn is provided by the spandex whilst the non-elastic yarn wrapped outside the yarn spandex decides the tenacity.
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