研究了涂覆在铁板上的纯高聚物涂层在质量分数为0．03的氯化钠水溶液中的交流电容、电阻特性，以及与涂层耐蚀性的关系。
Alternating current impedance and corrosion resistance of polymer coatings on sheet iron have been investigated in aqueous solution of NaCl with mass ratio of 0. 03.
二者均能将水溶液中的硫酸钾和氯化钠分开，甲醇的分离效果优于丙酮。
If has been proved that Methanol is better than Acetone as far as the separation effect is concerned.
二者均能将水溶液中的硫酸钾和氯化钠分开，甲醇的分离效果优于丙酮。
If has been proved that Methanol is better than Acetone as far as the separation effect is concerned.
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