家居 返回
天气预报 > 家居 > 项链925是什么材质
项链925是什么材质
更新时间： 2020-12-07 11:45:14  

金属材质。项链金属有纯银、金、铂金等，而925说的是金属的纯度。通常情况下，s是银项链，Au是金项链，Pt是铂金项链，s925是国际上标准纯银的规格，代表了含银量为92.5%的首饰，其余的7.5%就是铜，这样会让银首饰更加有硬度和光泽，所以纯银首饰会与其他金属相结合来发挥更大的价值，有的纯银显示金黄色，那是因为在其表面镀了一层18k金，有的纯银上会镀白金，这是为了防止银发生氧化，出现变黄变黑的情况，而没有镀白金的925银就是素银。

关键词： 项链 什么 材质

项链925是什么材质相关经验

天气预报

最新推荐

页面:/news/view-3542118/ | 耗时:0.1930 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=3542118 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3542118 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3542118 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(3540822,3541706,3541583,3540577,3542778,3541806,3541233,3542342,1049104,3544464,3540518,3540800,3541073,3540853,3542472,3540998,3542420,3544602,3544213,3544092,3542153,3540676,1075614,3541594,3541800,1058547,3540651,3541203,3542534,3541844) ORDER BY field (ArticleID,3540822,3541706,3541583,3540577,3542778,3541806,3541233,3542342,1049104,3544464,3540518,3540800,3541073,3540853,3542472,3540998,3542420,3544602,3544213,3544092,3542153,3540676,1075614,3541594,3541800,1058547,3540651,3541203,3542534,3541844)