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胶黏剂用添加剂介绍-稳定剂,抗氧剂.ppt - 豆丁网
WebSep 15, 2012 · 豆丁网是面向全球的中文社会化阅读分享平台,拥有商业,教育,研究报告,行业资料,学术论文,认证考试,星座,心理学等数亿实用 ... WebThe invention discloses uvioresistant hydrophilic polyester and fiber prepared from the uvioresistant hydrophilic polyester. The polyester provided by the invention is prepared … cunduction headphones waterproof
CN111285998A - Dyeable environment-friendly polyurethane …
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