genjumeiguobaoshixueyuangiadeyanjiu，fensezuanshiyansehuafen：qianzisediaodefense———fense———jie...

congzuanshiyanseshanghuafendehua，zuanshikefenweiwusezuanshiheyousezuanshi，womenpingchangsuoshuodezuanshiyansejibie，...

zuanshijiandingzhengshuyouruzuanshideyizhang“shenfenzheng”，shangmianjilulexiangxidezuanshi4cdengji，shixiaofeizhegoumai...

zuanshiyixiyoueranggui，caizuangengshiyizuannanqiu，mei10,000kebaizuanlimiankenengzhiyouyiketianrandecai...

　　jinguanzuanshihencuican，danyuqitawupinyiyang，yehuibeixunran，nongzanghuo...

100keladezuanshiduoshaoqian?100kelayoushiwujia，zhiyouzaipaimaixingneilicainengkandedao，zhiyouzaipai... 

0.5kelazuanshiduoda？0.5kelazuanshidezhijingshi5.10mm，gaodushi3.1mm，ruguofu...

 0.3kelaguanzuanshizhi0.3keladedankemeiyouxiangqiandezuanshi。0.3kelazuanshijiushi30fenzuanshi，... 

 muqianshijieshangdebaoshijiandingshiyanshizhuyaofenweisigedengji，kaoliangdeyijuchulezuizhongyaodezhengshudequanweixingyi...

xuangouzuanshi，duiyuzhuiqiuwanmeiderenlaijiang，jingdugengshiqixuangouzuanshidebiaozhun。duiyuluozuan，zuanshijingdudezui...

zuanshivvsduoshaoqianyikela?yikezuanshidaxiaoweiyikela，zuanshijingduweivvs1，zuanshiyanseweik，...

gemexgongsisuochujudegemex® jianmeizhengshu，jiushiduizuanshidebrillianceliang... 

 　　jinbolijinchengzhengshuxiangmu(the kimberley pr...

 zuanshijingdusirouyankejianxiacima?congzuanshijingdudengjibiaokezhi，sizaizuanshijingdujibiezhongshuyuxiaciji...

zuanshidechunduyouchengweizuanshidejingdu，zhideshizuanshidechunjingchengdu。zuanshijingdushiyingxiangzuanshijiazhideyigezhong...

 bankeladezuanjiejiageshigenjuzuanshidepinzhihejietuodejiagelaijuedingde，zuanshizhuyaokan4c，erzhuyaoshikan...

zuanshidengjizhuyaoshikanzuanshide4c，neifenzuandefenjini?fensezuanshiyansehuafen：qianzisediaodefense——...

qunanfeimaizuanshishibushiyaobianyi?henduorenrenwei，jirannanfeidezuanshidekaicaidi，neimequnanfeimaizuanshiken...

 zaizhubaoshichangzhongyougezhonggeyangdezuanshi，ruhequfenyikezuanshidengji，zuanshijiazhihedengjipingpanyigiachuang...

jinjinian，zuanshizaiguoneiderexiao，yedaidongleshanzhaizuanshichanyedefazhan，cvdzuanshiyekaishizoujinrenmende...

 　　zumulvshilvbaoshizhiwang，shigaoguiyouyanvshidezuiai...

zuanshi4cjuedingzuanshizhiliangdehaohuai，zaizuanshi4czhongyouyixiangzuanshiyansejibie，tazhijiejuedingzuanshidemeiguan... 

 zicongtiffanysannianqiankaishituiguanghuangzuankaishi，yijingjiangcaisededushenshendezhirudaolemeigexihuanzuan...

guowaimaizhubaoyibanpeibeideshiguowaidezhubaojiandingzhengshu，zaigezhongguowaizhubaojiandingjigouzhong，xiangbieryan，te...

xienade3kela、tongliyade8kela、lixiaolude6kela、liujialingde12kela，zheixiedourangzhongduopingmin...

gezidanzuanjieyibandoushizhizhongliangzaiwukelayishangde，qiejuyoujiaogao4cdengjidezuanshi。liangchaoweizai《se，... 

 goumaizuanjiedeshihouzuixuyaozhuyidejiushizuanshiqiegongdengji，neime，zuanjieqiegongshishenmeni?zuanjieqiegongyejiu...

henduorenzaixuanzezuanjieshidouhuibeifanfudebiaoshihecanshunongdeyuntouzhuanxiang，youshimaidaoshoudesuiranshizijixinyi...

zuanshijingdufenji，woguozuanshifenjitixijiangjingdujibiefenweilc，vvs1-2，vs1-2，si...

zaiguojianzuanshizhengshu，ngtczuanshixiangqianzhengshujiaoweichangjianhejuyoujiaogaodequanweixing。neime，ngtczheng...

zaixuangouzuanshishi，zuanshiyibandouhuipeibeiyizhangzuanshifenjizhengshu，laizhengmingqiquanweixing，qizhong，giazhengshu...

5kelazuanshiduoshaoqian?5kelazuanshibi1kelazuanshiyaoxiyoudeduo，qijiagehui1kelazuanshigaodeduo。yi...