- 双语例句
1、
The that sulfamic acid is an excellent catalyst for synthesis of acetophenone cyclic ethylic ketal.
以氨基磺酸为催化剂,通过苯乙酮和乙二醇反应合成苯乙酮环乙二缩酮.
——期刊摘选
2、
Putting the solid chitosan into ethylic acid solution can potentiator.
将壳聚糖固体溶于醋酸溶液中,作造纸增强剂.
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