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使用易于实现的“位差法”简易装置,应用辅助阳极,在长390mm,内径6mm及7mm的两种铝合金管内壁镀金,可获得良好的镀金层。
Using an easy-to-implement, “Difference Method” simple device, a secondary anode is used to provide good gold plating on the inner walls of two aluminum alloy tubes of 390 mm in length, 6 mm in inner diameter and 7 mm in thickness.