n.[矿]膨润土；皂土；膨土岩；班脱岩
Another type of clay is Bentonite clay. 另一种类型是粘土膨润土。
Bentonite is an expandable three-layer clay mineral. 皂土是一种可膨胀的土层粘土矿物。
Regioselectivities of alkylbenzenes nitration were investigated in the presence of acid-treated bentonite catalysts by using alkyl nitrates. 研究了酸性皂土催化剂上硝酸烷基酯硝化芳烃烷基苯方法的区域选择性。
膨润土
