多润
多润-
如果多用膨润土，铅的温度必须降低。
If more bentonite clay is used , the lead temperature must be decreased .
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漂白粘土和澄清粘土应具有较大的表面积、较高的吸附性能及褪色能力，多由膨润土经活化（酸化）处理后制成。
Either bleaching clay or clarifying clay possesses larger area , higher absorbability and better decoloration as both are resulted from activation ( or acidification ) process of bentonite .