Hyperpolarization and repolarization both describe increased electronegativity within the cell . 超极化及再极化都表明细胞内负电性的增强。
In tropical and sub - tropical area , soil solution contains large amount of hydroxy - fe ions . these hydroxy - fe ions may react with montmorillonite in soils to form fe - oxyhydioxide - monuiiorillonite complexes 它们可以和负电性的土壤矿物?蒙脱石作用生成低聚合羟基铁?蒙脱石复合体。