钻石台面大小指的是什么?

　　yishuodaozuanshideqiegong，yidinghuiwukebimiandetidaoguanyuzuanshidezhuanyeshuyu——tingbuhetaimian，danshihenduoxiaofeizhedouduizheigecibijiaomosheng，xiangbiguanjiaogendijiaoeryan，taimiandaxiaoduizuanshimeiguandeyingxiangmeineimeda。neime，zuanshitaimiandaxiaozhideshizuanshideshenme?zainagebuweini?

　　zuanshidetaimianzhideshishenme? yibandezuanshiyejiushiwomenchangjiandeyuanxingqiefabeichengzuobrilliant cut. zheizhongxingzhuangdezuanshizuishangmianyouyigemianjijiaodadepingmianbeichengzuotable，ranhoushicrown, girdle, pavilion,culetjigebufenzucheng，meiyigebufendouyouyigetedingdebilifanwei，zheixieshujuheshuzhizhijieyingxiangdaozuanshiduiguangdefanshehezheshexiaoguo，yibanzuanshidetaikuanbishi53%，ruguodayu53%zuanshihuichuxianjiaoandexiaoguo，ruguoxiaoyu53%huichuxiansuoweideyulinxiaoguo，jiushiguangdezhesheguoyujiejinzhongxin。taikuanbishishuyuzuanshi4cbiaozhunzhongdeqiegong cutdeyigedengjihuafen。

　　taimianduizuanshidemeiguandama?taimianpingjunzhijingyuzuanshipingjunzhijingdebaifenbijiweizuanshidetaikuanbi，youchengzuanshitaimiandaxiao(table size),zheishizuanshiqiegongbilicanshuzhongbijiaozhongyaodeyixiangneirong。biaozhunyuanzuanzuanshitaimianweizhengbabianxing，xiangduidingjianzhijiandejulijiweitaimiankuandu，sigeshuzhipingjunshujiweitaimianpingjunzhijing。shijiyuanzuandezhijingyebushihengdengde，zuanshidepingjunzhijing =(dmax+dmin)/2。taikuanbiyueda，zuanshitaimianxiangduiyuzuanshizhijingyueda。zuanshitaimiandedaxiaoduizuanshidehuocaiheliangguangyouyidingdeyingxiang，yiban54%-65%。

　　taikuanbi—taimiankuanduxiangduiyupingjunzhijingdebaifenbi，taimiandaxiaoguanxidaozuanshikanqilaidedaxiaoheshifoulouguangdeguanjian。meiguorenbijiaozhongyixiaotaimian，huirangzuanshideguangcaihenzu。

　　zuanshitaimiandaxiaoshishenme?taimiandaxiaochaoguo60%dezuanshishichangshangmanduode，lingwaiyinweitamendeguanxiangduijiaoai，tamendezhijingbijiaoda，yeyoubijiaohaodeyanzhanxing。nikeyiyongbijiaoshaodeqiandedaoyigekanqilaibijiaodadezuanshi。danshijianyitaimianbuyaochaoguo63%。