rule of groundwater concentration

• 富集规律

rule of groundwater concentration的用法和样例：

例句

1. And then, the distribution law of fluorine in groundwater was confirmed by studying interaction of various factors that affected the fluorine content in groundwater.
   通过对影响地下水中氟含量的各种因素之间的相互作用进行分析研究，进而确定地下水中氟的富集规律。