退除不良镀层的方法(二)

摘要

Methods for stripping bad gold, tin and tin-lead alloy deposits, as well as other bad deposits on iron and steel substrates were introduced.%介绍了锌合金件上不良铜镀层的退除法,不良金镀层、锡镀层、铅锡合金镀层,以及钢铁上其他不良镀层的退除法.