基本解釋一次導(dǎo)數(shù)英漢例句雙語例句The content of etoposide injection was determined by first order derivative spectrophotometry.用一階導(dǎo)數(shù)光譜法測(cè)定足葉乙甙注射液的含量。METHODS: To test the contents of cefotaxime sodium and cimetidine in all kinds of infusions using first order derivative and double wavelength spectrophotometry.方法:采用一階導(dǎo)數(shù)分光光度法和雙波長(zhǎng)光譜法測(cè)定各配伍液中頭孢噻肟鈉和西咪替丁的含量。The determination of norfloxacin in compound norfloxacin ear drops by first order derivative UV spectrophotometry needed no separation and was simple, rapid, and accurate.采用一階導(dǎo)數(shù)分光光度法測(cè)定復(fù)方滴耳液中諾氟沙星的含量,樣品不須分離,方法簡(jiǎn)便,結(jié)果滿意。first order derivative更多例句詞組短語短語first -order derivative uv spectrophotometry 一階導(dǎo)數(shù)紫外分光光度法first order spatial derivative 一階空間導(dǎo)數(shù)first order derivative更多詞組專業(yè)釋義能源科學(xué)技術(shù)一階導(dǎo)數(shù)