zuanshi4c(zhongliang、qiegong、yansehejingdu)shihengliangzuanshijiazhideweiyihengliangzhibiao,danshi,zheixiezheixiebiaozhunputongxiaofeizhebukenengwanquanzijipanduanchulai,suoyijiuyaoqiuyouzhuanmendezhengshulaizhengming。 nazhongzuanshifenjizhengshuzuikekao?shichangshangzuanshidejiandingzhengshupinzhongfanduo,erqieshangjiadoushuozijidezuanshijiandingzhengshushizuiquanweide,qishi,zailiyiqudongguanxixia,jihusuoyoudezhengshudouyou“renqingguanxi”zailimian,zuihaodebanfashiertiao:yishi“shejinqiuyuan”,ershizijikanzhengshulisangezuiguanjiandezhibiao。
zhenshiwuqiaobuchengshu。youyici,lianggepengyougezinale0.52kela、0.53keladezuanshirangwopingjia,tamendoushizaixianggangmaide,jingdudoushivs1,yansedoushig,chiyoudedoushimeiguobaoshixueyuanchujudegiazuanshizhengshu。woduipengyoushuo:“nimendoushiwodepengyou,wobukannimendeshitou,nimenzijikanzhengshu。”ranhou,wogaosutamen,guowaizuanshijiandingzhengshu,zhubaojiegongrendezhuyaoyou“meiguodeags”,zheigeagszhichujuzuiwanmeiqiegongdezuanshijiandingzhengshu,yongyouzheigezuanshizhengshudezuanshijiage,bitongdengjidezuanshiyaoguichuxuduo,zaiguoneihaihenshaoliutong。muqianguoneizhubaojiebijiaorenkedeguowaizhengshuyou“meiguobaoshixueyuandegia”,“bilishizuanshigaocengyihuidehrd”,“ouzhoubaoshixueyuanshiyanshideegl”he“bilishibaoshixueyuanshiyanshideigi”。
wogaosupengyou,kanmeiguogiazuanshizhengshu,guanjiankanerdazhibiao:yishikanqiegongpingjia。qiegongpingjiazhuyaoyouduichengdupingjia、paoguangdupingjiahezongdeqiegongpingjia,ruguosangeqiegongpingjiadoushi“excellent=wanmeidezhuoyuede”,neimenimaidezuanshicaishizuihaode。ershikanzuanshidezhijinghegaodu,nimenkeyiyongzheiyangdegongshijisuan:zhijingdesancifang×0.00366(yunxuyou±0.03keladewucha)
pengyou0.52keladezhijingshi 5.02haomi,ze:
5.02×5.02×5.02×0.00366=0.46,yejiushishuo,0.52keladezuanshizhijingzhiyou0.46kelazuanshidezhijing,zheiyangdezuanshi,zhubaojiexicheng:yancongguan!zheiyangde“yancongguan”zuanshi,guangdoucongyaoxianpang“lou”diaole,zheiyangdezuanshizhanzhenggezuanshishichang90%zuoyouni。
pengyou0.53keladezhijingshi 5.42haomi,ze:5.42×5.42×5.42×0.00366=0.58,yejiushishuo,0.53keladezuanshizhijingjingrandadao0.58kelazuanshidezhijing,bipengyou0.52kelakanshangquyaodaxuduo,dangaoduquemingxiandi,zheiyangdezuanshi,zhubaojiexicheng:feidie!zheiyangde“feidie”zuanshi,guangdoucongdijianpang“lou”diaole,zheiyangdezuanshizhanzhenggezuanshishichang5%zuoyouni。
国內钻石证书特点比拼
yi、meiguobaoshixueyuandegia,qiegongpingjiafenleihenxi,yezuiyanjin.duijingdu、yansebawo-----birenshanqujigezi,guanjiankanqiegongpingjia,sangeexzuihao,jiageyegui,googchangchangwentizuiduo。
er、 bilishizuanshigaocengyihuidehrd,yansehejingdubawodoubijiaojingzhun,weiduduiqiegongpingjiabijiao“cuxiantiao”。
san、ouzhoubaoshixueyuanshiyanshideegl,duijingduheqiegongbawobijiaozhunque,weiduduiyansebawotai“kuansong”le,iseshenzhibajsedezuanshi,dingweihseshenzhigsedexianxiangfashengdetaiduole,yixieyoutaizuanshishangrenzhuanmenmaigiazhengshudezuanshi,ranhoubagiazuanshizhengshurengdiao,zaiquchujueglzhengshu,baisehuojsedezuanshi,bianchenghsehuogse,ranhouyibijiaodidejiagechushoujitantubianyidekehu。
si、guojibaoshixueyuanigiyijingchengyigezuidaqiedulideduibaoshijinxingjiandinghepinggudejigou,cong1975nianzhijin,igicongkaishijinyousanmingyuangongyifazhandaomuqianchaoguo250mingzhuanyerenyuan,tamenwulunzaianteweipu,niuyue,mangu,mengmaihuodongjingdouzhiliyudadaoduyiwuerdezhuanyegongzuoshuizhun,qieigimeiniansuobanfadegeleijiandinghepinggubaogaoyigaoda40duowanfen。youbushaowenzhangbiaoshiigibiaozhunbiguojibiaozhundi,tongyangpinzhidezuanshijiageyebigiadebianyi5%zuoyou。giabiigiguizaibiaozhunme?zheilidejiagechabushizuanshidewenti。giayifenzhengshulaihuimeiguochaoguo1geyue,erigizaiquanqiugezuanshizhongxindouyoujigou,suduyuanyuankuaiyugia。duishangjiaeryan,shijianshangdechengbendangranyaojiarujiagelimian。zhisuoyigiaheigizaiquanqiushichangshangrengrangezhanyue35%defene,shiyinweimeiguozuanshishichangshishijiediyidashichang,xiaofeiliangchaoguoquanqiuyibandeyuanyin。
erzhiyujiandingbenshen,giazaiguojihuiyishangduocichenshuqibiaozhunheigi,hrdshichaoguo9chengyizhide。zhiyouquanweijiandingjigougongtongjianchiheweihuzheige4cdetixicaishiduizheigexingye,baokuoshangjiahexiaofeizhezuiyouyide,yijiaduda,dayayijizuihoudejieguozhinengshiweihaidaozhenggexingye。
国内钻石鉴定证书特点对比
youdianshi“yandelipu”。guoneidezhengshu“jinxianguojian”。biru,yiweipengyounazhejingguogiarenzhengweivs1、gdezuanshi,fujianhoubianchengvs1,jse,ergengduodexianxiangshigsebianchenghshenzhiise,yongzheiyangde“yange”,laiquelizijide“quanwei”,jieguobadaliangzuanshishangrenhepaole。danshisheinengfoudingyanjinxingjiushiquanweixingni?yourentiniyangebaguanjingduheyanse,nirenweishihaonihaishibuhao?wogerenrenweizaizuanshiyansejingdujiandingzhongkegaokedide,caiyongjiudibujiugaodeyuanzeshizuidaxiandudebaohuxiaofeizhe.
quedianshiduiqiegongpingjiafenleijiaocu。zhuyaofenleishi:yiban、hao、henhao。guowaizhengshuduizuanshiqiegongde7dazhibiao1.taikuanbi,2.quanshenbi,3,guanjiaobi4、guangaobi5、tingshenbi6、yaohoubi,7、dijianbidoubiaoshimingbai,tongshiduiqiegongdepaoguangdu、duichengbidoubiaoshidefeichangxiangjin,guoneizhengshuzetaijiandanhuale,bushaojiancejigoulianbiseshidouyonggaoshidaiti,wuchadayejiunenglijiele。
guoneiguowaizhuliuzuanshizhengshudequanweixingbipin,kandaozheili,xiangbidajiadoumingbaile!
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