According to the causation, foundation depth and location, the soft foundation can be treated using the methods of surface layer treatment, displacement, loading and vertical drainage.

根据软土地基的生成原因和地基的厚度及其所处的位置，可采用表层处理法、置换法、加载法、竖向排水法四种方法进行软基处理。

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Conversion film: chemical or metal electrochemical treatment by the formation of the contains the metal surface membrane layer of the compounds.

转化膜：对金属进行化学或电化学处理所形成的含有该金属之化合物的表面膜层。

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As the electroplating pure copper layer on copper alloy exceeds a critical thickness, the surface electroplating treatment can improve the copper alloy's resistance against oxidation failure greatly.

当铜合金表面的电镀纯铜层厚度超过一个临界值，表面电镀纯铜处理可以明显改善材料的耐氧化剥离性。

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