This method was used for the analysis of ferrous valences in iron ore sample with satisfactory results.

此法用于铁矿石样品中铁的价态分析，结果令人满意。

youdao

This method was used for the analysis of ferrous valences in iron ore sample with satisfactory results.

此法用于铁矿石样品中铁的价态分析，结果令人满意。

youdao