钻石级别f-g是什么意思？

zuanshijibief-gshishenmeyisi？f-gzhideshizuanshiyansejibie。zuanshijibieyibanzhizuanshideyanse、jingduheqiegongjibie，zheisanxiangcanshuyeshijuedingzuanshijiazhideguanjian，erqizhongmeiyixiangcanshujunyouyixiliedengjihuafenbiaozhun，biruzuanshiyansejibiejiuyong“d-z”de23geyingwenzimulaibiaoshi，f-gzhishiqizhongdeyansedengji。

zailejief-gjibiezhiqian，xianlaikankanzuanshiyansejibiehuafenqingkuang。

changjiandewusezuanshiyansejibieconggaodaodiwei：d、e、f、g、h...x、y、z，qizhongdsezuanshijibiezuigao，daibiaowanquanwuse。zsezuanshijibiezuidi，daibiaofanhuangsediaodezuanshi。

钻石级别f-g

f-gzheizhongzuanshiyansedengjiduanshiyongyu20fenyixiadexiaozuanshi，huozheyixiangqianzuanshidesejidepingding。yuanyinzaiyu20fenyixiazuanshijiazhixiangduijiaodi，eryixiangqianzuanshishouxiangqianjinshu（rujiezhua）deyingxiangburongyizhunquepandingqiseji，suoyizhinengyidagaiqujianhuafendengji。

biru，guojiabiaozhungb/t 16554-2017《zuanshifenji》biaozhunjiuyaoqiu，duiyuyixiangqiandezuanshifenji，zhizuodajibiefenji。guojianzhengshuxianshiyansejibie：f-g，jiushishuozheikezuanshiyansejibiedagaifanweishichuyufsedaogsezhijian，shuyu“youbai”，shibijiaohaodeyansejibie，yibanrouyanguanchaweiwuse。

钻石级别f-g好不好

yangelaijiang，f-gyansejibiehuafenyouxielongtong，keyishifjiyekeyishigji，buliyuxiaofeizheduizheikezuanshidexiangxilejie。

duiyuzhongdaxingdeluozuan，biru30fenyishangdezuanshi，zuihaoyouluozuanzhengshu，kezhunquedezhiqijutijibie。

ciwai，giazhengshuzhiduiweixiangqiandedankeluozuanjinxingfenji，yincizaizuanshijibieshangdehuafenyegengweiminglang，meikezuanshisejidoushiyiduiyingde（d、e、f、g、h-----n)biaozhunjilu，gengfangbianxiaofeizheduizuanshijibiedelejie。yincijianyidajiagoumaide30fenjiyishangdezuanshishipin，zuihaonenggoufudaigiajiandingzhengshu。

yishangshiguanyuzuanshijibief-gdexiangguanjieshao，congwaiguanshanglaikan，f-gjibiedezuanshiyud-edengsejidezuanshirouyanchabiebuda，doubijiaobai、tou，danf-gdezuanshijiageshanghuibid-ejizuanshibianyihenduo，yincishenshoushichanghuanying。zaixuangouzheiyijibiezuanshishi，jingdu、qiegongdengyeshijiweiguanjian，dajiakelianxiwoaizuanshiwangzhuanyekefuguwen，lejiexiangguantiaoxuanbiaozhun。