soils with variable charge 可变电荷土壤
The exchangeable acidity in constant charge soils is pronouncedly larger than that in variable charge soils.
恒电荷土壤的可交换性酸量明显大于可变电荷土壤。
The variable charge amount, the anion adsorption amount and the PZC values of the soils tend to increase with the increase in altitude.
土壤可变负电荷量、阴离子吸附量和电荷零点随海拔升高而趋于增加。
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