本文采用频谱分析方法，对长丝束在交络喷咀丝道内的振动做了较深入的分析和研究。
Entanglement textured mechanism is further studied and analyzed in this article, employing computer for frequency spectrum analysis.
合成纤维长丝丝束，须经拉伸处理，即本身不能被拉伸至超过本身长度的一倍；
Synthetic filament tow only: the tow must be drawn, that is to say, be incapable of being stretched by more than 100% of its length;
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