铅笔可辨别钻石真假

    chunjieqijian，zuanshijiaoyiyiranhonghuo，danbushaoshiminzichengzaishangjia“guojieshuaimai”dezhaoshuzhongshoupian，jibaiyuanshangqianyuanmaihuijiadezuanshishoushishijishangqueshi“shuijing”yu“gaoshi”。youyuputongxiaofeizhewufacongbizhongyuyingduqubiesanleibaoshi，woaizuanshiwangzhuanjiatuijianwomenyongyixiezhiguandefangfajiayijianbie。

    runshihouqianbiyihuawuhenzheshizhenzuanshi

　　youyuzuanshishimuqianshijieshangyingduzuiqiangdebaoshi，qihennanbeiqiyujianruiqihuasuihuashang，suoyi，yiweiqiansulianbaoshikexuejiafamingdeqianbi”jiancefashimuqianxingneigongrendezuiyouxiaozuibianjiedejiandingfangfa。xianbazuanshiyongshuirunshi，ranhouzaiyongqianbiqingqingdizaizhenzuanshidejingmiankehua，qianbihuaguodedifangshibuliuhenjide；danruguoshishuijing、gaoshidengcailiaozhichengdejiazuan，biaomianjiuhuiliuxiahenji。shuijingyugaoshixiangbi，shuijinghuiliuxiatebieshendeyidaohenji，ergaoshidehenjizeshidandanyidao。

　　手感也能鉴别钻石

　　zaizhe，kanzhesheyuxuanzhuanguangcaiyeshijiancezuanshidezhongyaofangfa。gaoshizheshelvdibingyoushuangzheshexianxiang，zaifangdajingxiakejianmingxiandezhongying，congzhuomohaodekemianshidingmianwangxiakan，yekejiandaodibudelengmianjuyouqingxideshuangying，erzuanshizewucishuangying。tongshi，ruguojiangbaoshixuanzhuan，zhenzuanshiguangzeqiang、yanseruo，zixikanzhiyouweiruodelanlvliangseguangcai，dangaoshizaizhuandongshihuifanshehenduozhongyansedecaiguang，shuijingyefachucaiguang，qieliangduyucengciganjiaozhizuanshimingxianweiruo。

　　qici，shouganyenengjianbiezuanshi。yongshouzhiqingqingchumozuanshidejingmian，huiyouyizhongnianxingdeganjue，zheizhongnianxingshizhenzuansuoteyoude，jiazuanzebuhuichansheng。yinweizuanshiduiyouzhiyouyizhongqinheli，errenshouzhidepifushanghuifenmiweiliangdeshouyou，zheizhongpifuyouzhiyuzuanshidejingmianjiechu，jiuhuichanshengzhanzhandeganjue。 ershoumogaoshizeganzaobingliang，shoumoshuijingwumingxianbinglianggan，danquebijiaoganse。

　　zuihou，muqianguangzhoudaxingshangjiadelingshouzuanshidouyongyoushuangzhongzhengshu，yifangmianjuyouguojiahuoguangdongshengbanfadejiancezhengshu，lingwaiyifangmianjuyoumeiguobaoshixueyuanbaoshijiandingzhongxin（gia）dejiandingzhengshu，shiquanqiuzuanshirenzhengdequanweizhengshu。putongtouzizheruguobufangxin，genjuzhengshuhaoma，shangwangyichajiukeyizhidaozhenjia；erduiyumeiyouzhengshude“zuanshi”，goumaishijiuyaojinshenyixiele，zuihaoqianhetonghounadaozhubaojiandingzhongxinquqiuzhuzhuanyejianding。