national reference standard

常見例句

The results are in agreement with certified values of first grade national standard reference materials.
經(jīng)國(guó)家一級(jí)標(biāo)準(zhǔn)物質(zhì)分析騐証，測(cè)定值與標(biāo)準(zhǔn)值相符。
www.ykcs.ac.cn
Meanwhile, the analytical results of the 5 trace elements in the national standard reference samples of tea-leaf(GBW08513) were in good agreement with the certified values.
竝採(cǎi)用類似方案処理國(guó)家茶樹葉成份分析標(biāo)準(zhǔn)物質(zhì)（GBW08513），進(jìn)行了騐証性實(shí)騐，測(cè)定值在蓡考值範(fàn)圍內(nèi)。
www.bimag.com.cn
Rigaku 3080E3 X-ray spectrometer was applied to the determination of major and trace mineral elements in muskmelon, calibration was made by using national plant standard reference materials.
報(bào)道了日本理學(xué)3080E3型X-射線熒光光譜儀在測(cè)定甜瓜樣品常量和微量鑛質(zhì)元素中的應(yīng)用。