无力更进 发表于 2025-3-27 00:51:06
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http://reply.papertrans.cn/15/1407/140698/140698_35.pngIntersect 发表于 2025-3-27 18:40:14
Production and Characteristics of Cellulose from Different Sources, synthesized annually in a rather pure form, for example in the seed hairs of the cotton plant, but mostly cellulose is combined with lignin and other polysaccharides (hemicelluloses) in the cell wall of woody plants.