There are two basic methods of applying cathodic protection to a metallic structure in contact with an electrolyte. These are galvanic cathodic protection and impressed current cathodic protection.
有两种对电解质中金属表面提供阴极保护的基本方法，它们是原电池阴极保护和外加电流阴极保护。
It is pointed out that cathodic protection should be used when cathodic hydrogen absorption and galvanic corrosion occur to titanium under given conditions.
文章指出，钛在一定条件下会发生阴极吸氢及电偶腐蚀，必须采取阴极保护。
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