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聚乙烯醇的耐酸耐碱性

Number of visits: Date:2013年2月6日 09:20
聚乙烯醇在弱酸弱碱的条件下,基本上不受影响

TypeInfo: Company News

Keywords for the information:聚乙烯醇的耐酸耐碱性 

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