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1.skimming of waste water
自废水表面上撇取石油收藏指正
2.sulphur-bearing waste water;
含硫污水收藏指正
3.Waste water, too, can be recycled.
废水也可以回收再用。收藏指正
4.handling of tailing and waste water
尾矿及废水处理收藏指正
5.recover useful materials from waste water
从废水中提取有用物质收藏指正
6.distill useful solvents from waste water;
从废水中蒸馏出有用的溶剂收藏指正
7.recovery of three wastes (waste gas, waste water and industrial residue);
治理“三废”收藏指正
8.Measuring COD in Waste Water with Catalyst MnSO_4
MnSO_4催化法测定污水COD收藏指正
9.Research on COD-{Mn} and COD-{Cr} relative and waste water treatment in dyeing waste water
印染废水COD_(Mn)与COD_(Cr)相关性与废水处理的研究收藏指正
10.Production of Yeast Fat by Industry Waste Water
利用工业废液生产酵母油脂收藏指正
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