Thus a filament yarn is characterized by its denier and the number of fibers in the yarn.
因此一个化纤长丝是以它的旦尼尔数和它纱线中的纤维数为特征的。
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Here are its main products: in spinning, "Rainbow" series of polypropylene (polyester) chemical filament fiber, FDY fine denieryarn with luster, wool-like, silk-like, BCF bulk chemical fiber.