pH determination pH

• 测定

pH determination pH的用法和样例：

例句

1. The determination of the amount of iron in ore is very important.
   矿石中铁含量的测定是很主要的。
2. Extraction and Content Determination of Amylose in Polyporus sp.
   桑多孔菌多糖的提取和含量测定。