为了拓宽膨润土的应用范围，本文提出了一种具有阴离子交换功能的碱性钙基膨润土及其制备方法。
In order to broaden the application of bentonite, a kind of alkaline Ca-bent with anion exchange capability and its preparing method have been proposed in this paper.
这三个数据区的范围大小是由算符的碱性度决定的。
The extent of the regions was determined by the descriptor basicity.
本发明有利于对土壤碱性的改造，大幅度增加农作物产品产量，提高了农产品的商品率，应用范围较广。
The present invention is favorable to improving alkaline soil, increasing greatly the yield of crops and raising the commodity rate of agricultural product, and has wide application range.
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