A simple method for determination of phenol was studed. It includes ion exchange and flotation gather. Satisfactory results has been obtained in environmental wastewater samples using this method.

本文提出的用离子交换-浮选分离测定酚是一种简单的方法，并在环境废水分析中取得了满意的结果。

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This paper describes a method of ion flotation for separating cobalt, nickel and copper from a solution of manganese ore leached with sulphur dioxide.

本文叙述从二氧化硫浸出锰矿溶液中分离钴、镍、铜的离子浮选方法。

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Objective: to find good activity surface activity dose which eliminating chromium ion in the waste water by using foam flotation method to determine the kinds of the surface activity.

前言：目的：为找到泡沫浮选法去除废水中铬离子活性较好的表面活性剂，对表面活性剂种类进行探索。

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