结果表明，铝盐混凝除氟的主要作用机理有吸附、离子交换、络合沉降等。
The experiment results suggested that the defluoridation process of aluminum salt coagulant includes adsorption, ion exchange and complex precipitation, etc.
铅离子与固定在阴离子交换树脂上的二甲酚橙的络合反应，使试剂相光反射强度发生了很大的变化，从而使溶液中的铅离子得以测定。
The formation of the complex between lead ion and immobilized xylenol orange caused a large reflected light intensity change, and lead ion in the solution can be determinated.
主要的去除机理包括吸附、表面络合、溶解-沉淀以及重金属离子与晶格中之间的离子交换作用。
Removal mechanisms include ad-sorption-sorption of cations on the apatites, surface-complexation, dissolution-precipitation and ion-exchange between the aqueous cations and the lattice Ca2+.
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