短語詞組短語vinyl ethylene alcohol 乙烯vinyl l alcohol resin 乙烯醇樹脂poly vinyl -alcohol-alginate 聚乙烯醇vinyl alcohol resin 乙烯醇樹脂ethenol hexenol vinyl alcohol 乙烯醇poly vinyl alcohol gel 聚乙烯醇凝膠ETHYLENE VINYL ALCOHOL COPOLYMER 聚乙烯乙烯醇;乙烯醇共聚物;乙烯醇聚郃物;乙烯vinyl alcohol monomer 氯乙烯單躰 返回 vinyl alcohol