锦棉弹力闪光交织物经向为锦纶有光丝，纬向为棉氨纶包芯纱。
The nylon-cotton elastic and sparkling fabric is composed of nylon lustrous filament as warp yarn and cotton-polyurethane core-spun yarn as weft yarn.
最常用的包芯纱之一是芯部采用弹力丝(例如氨纶)，表层使用短纤维。
One of the most common types of core - spun yarns is that involving a core of a stretch filament such as spandex with a covering of staple fibers.
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