GB/T 34625-2017金属及其他无机覆盖层电气、电子和工程用金和金合金电镀层技术规范和试验方法国家标准
英文:Metallic and other inorganic coatings—Electrodeposited gold and gold alloy coatings for electrical, electronic and en...
英文:Metallic and other inorganic coatings—Electrodeposited gold and gold alloy coatings for electrical, electronic and en...