凝灰岩和凝灰质砂的阳离子交换容量差异显著，说明离子交换作用仅发生在粘土矿物的表面，凝灰岩中蒙脱石的层间没有发生阳离子交换。
Together with dominance of ion exchange processes in sorption indicated by sequential extraction analysis, it suggests an absence of specific sorption at sites of this kind.
凝灰岩和凝灰质砂的阳离子交换容量差异显著，说明离子交换作用仅发生在粘土矿物的表面，凝灰岩中蒙脱石的层间没有发生阳离子交换。
Together with dominance of ion exchange processes in sorption indicated by sequential extraction analysis, it suggests an absence of specific sorption at sites of this kind.
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