A certain degree of free fibrillar structure was observed on the fiber surface due to the sheath structure of the fiber subjected to the greater drawing and orientation.
纺丝过程中纤维皮层结构受到更大的拉伸取向作用,并在纤维表面出现一定游离原纤化结构。
3
The continuous filament polyester sheath is braided over a continuous nylon fiber core.