potassium acid phthalate造句

例句与造句

1. Examples are sodium carbonate and potassium acid phthalate which are used to standardize acid and base solutions .
   例如碳酸钠和邻苯二酸氢钾，分别用来标定酸和碱溶液。
2. It's difficult to find potassium acid phthalate in a sentence. 用potassium acid phthalate造句挺难的