I mainly meant the impressed current system.

来源: 北航新保理英子 于 2009-08-19 17:40:34 [] [旧帖] [给我悄悄话] 阅读数 : (100 bytes)

the sacrificial system works every where, nothing newer than galvanized steel or zinc rich coatings.

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• 回复：I mainly meant the impressed current system. -wenxuecityboy- ♀ 给 wenxuecityboy 发送悄悄话 (13 bytes) () 08/19/2009 postreply 19:44:24

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