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750是什么金

更新时间: 2021-01-14 20:32:03     

1、750指的是含金量为75%的合金,也就是18k金,是由75%的黄金和25%的其它金属熔炼而成。

2、而750金常被用于制作成各种金属,这种金属的造价较低,佩戴起来比较舒适,并且具有延展性强、硬度大、耐磨损、性质稳定等多个优点。

关键词: 什么

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