采用连续提取法对土壤中砷的化学形态进行分析研究，比较加入不同改良剂时砷的各种形态含量的变化。

A continuous extraction method was adopted to analyze the chemical forms of arsenic (as) in soil, and the content change of as with different forms were compared when the additives were added.

youdao

采用连续提取法对土壤中砷的化学形态进行分析研究，比较加入不同改良剂时砷的各种形态含量的变化。

A continuous extraction method was adopted to analyze the chemical forms of arsenic (as) in soil, and the content change of as with different forms were compared when the additives were added.

youdao