钻石净度si3介绍
①国际:
si3jinzaigebiezuanshifenjizhengshu(ruouzhouegl(european gemological laboratory)ouzhoubaoshixueyuandeng)heyeneibaojiabiao(rurapaportdeng)zhongchuxian;
eglzuanshijingdufenjibiao
rapaportzuanshijiagebiao
gia(meiguobaoshixueyuan)qianfadezuanshizhengshubuchengrenzheigefenji。
yejiushishuochuleeglwai,qitaderenhezhengshudoubuhuijianbiechusi3jibiedezuanshi,yibandouzhiyousi1hesi2zhifen。
②国内:
guojiajishujianduju1997nian5yuede《zuanshifenjibiaozhun》zhongchengrenzheigesi3fenji。erguojiabiaozhun《zhonghuarenmingongheguoguojiazuanshifenjibiaozhun》(gb/t 16554-2003)buchengrensi3fenji。
zhongguohenduojiandingjigoumuqianshibufenzijibiede,jisi1、si2、si3yilvpingweisijibie。
钻石净度si3是什么意思
zuanshisi3jingdujibieyongrouyankeyihenrongyikandaoxiacihezazhi。zaiyixieyeneirenshikanlai,si3wufeijiushii1dezuanshi。
danxuyaozhuyideshi,si3bingbubeirugiazheiyangzuanshifenjishiyanshisuochengren。suoyiguoneiwaidaduoshuzuanshishangbuhuicaiyongzheiyifenjibiaozhun。
dajiazaigoumaizuanshishi,bubitaiguoguanzhuzheiyidianbuyiyangdedengjiqufen,anzhaogiajingdufenjibiaozhuntiaoxuanzuanshijiukeyi。
Copyright © 2006-2022 我爱钻石网 www.cqzyjs.com All Rights Reserved
深圳市罗湖区翠竹街道贝丽北路金展珠宝广场二十层20F-05/06
shenzhenshizuanyonghengkejiyouxiangongsi