binary acid

• 二元酸

binary acid的用法和样例：

例句

1. Dibasic acids can form acid salts.
   二元酸能形成酸式盐。
2. The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
   介绍用甲醇醇解法把聚酯或共聚酯解聚成二元酸二甲酯和二元醇。