The ionic exchange modification mechanism between cationic organic modifier,cetyltrimethylammonium bromide(CTMAB),and two layers of Lou soil,tillage layer(TLLS) and clay layer(CLLS),were studied.

• 研究了有机修饰剂十六烷基三甲基溴化铵(CTMAB)对于塿土2层次土样修饰的离子交换机制。