The results showed that the emulsifier possessed good surface activity, and it had good emulsifying properties for rosin.
结果表明该表面活性剂有良好的表面活性，并对松香有很好的乳化性能。
The experiment results show that all the HDP-HPCHS products can easily dissolve in water and all possess good surface activity.
实验结果表明，不同分子量的HDP-HPCHS产物均具有良好的水溶性和表面活性，且其表面活性随分子量的改变而呈规律性变化。
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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