national measurement standard

常見(jiàn)例句

The design and calculation of throttle device in flow measurement stated in new national standard GB/ T2624-93 are described.
論述了新國(guó)家標(biāo)準(zhǔn)GB/2624-93流量測(cè)量節(jié)流裝置設(shè)計(jì)計(jì)算方法。
The differences between the measurement of coke shatter strength in the current National Standard and that in the International Standard have been studied.
研究了現(xiàn)行國(guó)標(biāo)中焦炭落下強(qiáng)度測(cè)定方法與國(guó)際標(biāo)準(zhǔn)的差異問(wèn)題。
It mainly focuses on traceability, maintain, quantity transfer and stability of the National and working standard for the measurement direct and global solar radiation in China.
本文介紹了世界輻射基準(zhǔn)的傳遞和我國(guó)輻射標(biāo)準(zhǔn)的溯源、維持、傳遞及其穩(wěn)定性。