Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.
首次以杂多

化剂采用酯化法合成丙二醇单
醚
酯。
Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.
首次以杂多

化剂采用酯化法合成丙二醇单
醚
酯。
声明:以上例句、词性分

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