The nanosized TiO2 powder prepared by foam flotation method was compared with the sample prepared by azeotropic distillation method.
对泡沫悬浮法和共沸蒸馏法的防团聚效果进行了系统比较。
The nano sized TiO2 powder prepared by foam flotation method was compared with the sample prepared by azeotropic distillation method.
对泡沫悬浮法和共沸蒸馏法的防团聚效果进行了系统比较。
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。
A waist belt positioned below the flotation foam keeps the vest in place.
有一条腰带在漂浮泡沫下面的位置保持背心在适当的位置。
A waist belt positioned below the flotation foam keeps the vest in place.
有一条腰带在漂浮泡沫下面的位置保持背心在适当的位置。
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