纺织材料的英文版系列文件(6个ppt)

纺织材料的英文版系列文件目录：
I   Fiber Properties and Indentification
II  Wool Fibers
III   Silk Fibers
IV   Acetate and Triacetate Fibers
V   High Performance Fibers and Fibrous Materials
VI   Micro-fibers and Nanofibers
VII   Introduction to Textile Materials Science

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