manganese addition 中文意思是什麼
manganese addition
解釋
加錳-
In addition, adding potassium permanganate before coagulating can remove manganese at efficiency of more than 60 %, which will reduce enrichment of manganese on the sand so that sand darkening can be retarded
在混凝前投加高錳酸鉀可以使原水中錳的去除率達60以上,能有效減少錳元素在濾料上的富集,延緩濾料的黑化。
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