一阶导数是什么意思_一阶导数用英语怎么说_一阶导数的翻译_一阶导数翻译成_一阶导数的中文意思_一阶导数怎么读,一阶导数的读音,一阶导数的用法,一阶导数的例句

A derivative spectrophotometry method for the determination of clenbuterol in drug tablet was studied.

研究了用一阶导数紫外分光光度法测定克喘素片剂中盐酸克仑特罗含量的方法.

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Methods : Vitamin A extracted from ChengzhiYuyou by using cyclohexane was determined by using the derivative spectrophotometry.

用环已烷萃取橙汁鱼油中的维生素A后,用一阶导数分光光度法测定其含量.

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The first and second derivative plates of concave pressure build - up curve are presented in this paper.

本文提出了凹型压力恢复曲线的一阶导数图版和二阶导数图版.

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Peakon solutions have discontinuous first derivative on the peaks and can be described by Dirac function.

Peakon解在波峰处一阶导数不连续,但可用Dirac 广义函数表示.

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