... 粗结花式线 twilo spinning 粗细节花式纱 thick and thin yarn 粒结花线大衣料 neyarn coating ...
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Thick-and-thin yarn 粗细节花式纱
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Technology for production of polyester thick and thin yarn is introduced briefly.
简单介绍了聚酯粗细丝的各种生产技术。
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