Burial diagenesis causes a progressive transformation of smectites, the end-products being dependent on PH and pore water chemistry.

埋成岩作用可使蒙脱石进一步转化，最终产物决定于PH值及孔隙水的化质。

Objective To investigate the therapeutic effects of colonic lavaged and dioctahedral smectite retention enema on persistent and chronic diarrhea disease in children.

摘要目的观察结肠灌洗联合思密达保留灌肠治疗小儿迁延泻病的临床疗效。