- 镀铜: copper facing; coppering; co ...
- 扣: button up; buckle
- 铜扣: brass buckle; brass button
- 镀铜: copper facing; coppering; copperizing; copper plating; cuprobond; cuprodine◇镀铜钢丝 coppered steel wire; 镀铜铁镍合金 dumet; 镀铜铁丝 copper coated iron wire
- 铜扣子: brass button
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