The initial attack has the characteristics of localized corrosion.
镁合金的初期腐蚀具有局部腐蚀的特征。
The exposure used in this practice is not intended to simulate the deterioration caused by localized weather phenomena such as atmospheric pollution, biological attack, and saltwater exposure.
本标准使用的老化条件并不试图去模拟当地气候现象如大气污染、生物侵蚀，以及盐水老化导致的性能退化。
Almost any lack of homogeneity of the metal surface or its environment may initiate attack, by causing a difference in potential. The result is corrosion that is usually localized.
只要金属表面或它的环境缺少同一性，就可能引起电位不同、产生腐蚀，这种腐蚀常是局部性的。
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