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英汉例句

\ hydrazide的例句（hydrazide在句子中的用法）

hydrazide的例句（hydrazide在句子中的用法）

A new method for determining hydrazide group introduced to polymethyl acrylate resin was established. 研究了一种测定聚丙烯酸甲酯上酰肼基团分布的新方法.
Preparation of salicylic hydrazide . Controlling material mole ratio and the product recrystallization is the key. 水杨酰肼的制备控制原料的摩尔比、产物的重结晶是关键.

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