该工艺是地下水除铁除锰技术及工艺上的又一突破，拓展了地下水除铁除锰技术的研究领域。

So the economic benifits of the technique are obvious. The technique is another development in the field of iron and manganese removal, and enlarges the research field of iro...

youdao

该工艺是地下水除铁除锰技术及工艺上的又一突破，拓展了地下水除铁除锰技术的研究领域。

So the economic benifits of the technique are obvious. The technique is another development in the field of iron and manganese removal, and enlarges the research field of iro...

youdao