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采用电化学噪声法、电化学阻抗能谱法、氢渗透电流法可评价有机涂层的防腐性能。简要介绍了电化学噪声法、氢渗透电流法的基本原理和应用情况，并介绍了一种涂层阻抗快捷解析方法。
Electrochemical noise method, electrochemical impedance spectroscopy, hydrogen permeation current method can be used to evaluate the corrosion resistance of organic coatings. The basic principle and application of electrochemical noise method and hydrogen permeation current method are introduced briefly. A method of fast analysis of coating impedance is introduced.