铜氨纤维是一种再生纤维素纤维，它是将棉短绒等天然纤维素原料溶解在氢氧化铜或碱性铜盐的浓氨溶液内，配成纺丝液，在凝固浴中铜氨纤维素分子化学物分解再生出纤维素，生成的水合纤维素经后加工即得到铜氨纤维。
介绍了铜氨纤维的特性，铜氨纤维与棉纤维混和纺制针织用纱的工艺方案是采用三道并条的工艺。
Property of cuprammonium rayon was introduced. Three passages drawing was done, and this processing plan was adopted when spinning cuprammonium rayon cotton blended knitting yarn.
铜是人体必需的微量元素之一，是胎膜中胶原纤维发育成熟的关键酶赖氨酰氧化酶的活性辅基。
Copper is one of essential trace elements for human, acting as an active agon of lysyloxidase which is critical enzyme for collagen maturation.
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