first order derivative中文,first order derivative的意思,first order derivative翻译及用法

2025-10-31 14:13 浏览次数 7

first order derivative

英[fə:st ˈɔ:də diˈrivətiv]美[fɚst ˈɔrdɚ dɪˈrɪvətɪv]

一次导数

first order derivative 例句

英汉例句

  • the determination of norfloxacin in compound norfloxacin ear drops by first order derivative uv spectrophotometry needed no separation and was simple, rapid, and accurate.

    采用一阶导数分光光度法测定复方滴耳液中诺氟沙星的含量,样品不须分离,方法简便,结果满意。

  • the determination of potassium guaiacolsulfonate in shangfeng zhike granules by first order derivative uv-spectrophotometry needed no separation and was simple, rapid, and accurate.

    采用一阶导数分光光度法测定伤风止咳沖剂中愈创木酚磺酸钾的含量,不须分离,方法简便,结果满意。

  • method:carboxyvinyl polymer 941 as the excipient in the preparation of the gel, and first order derivative spectrophotometry was used in the content determination of the gel.

    方法:应用聚羧乙烯941作辅料制备塞克硝唑凝胶剂,用一阶导数分光光度法测定凝胶剂中塞克硝唑的含量;

  • 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:采用一阶导数分光光度法和双波长光谱法测定各配伍液中头孢噻肟钠和西咪替丁的含量。

  • methods:the first order derivative spectrophotometry was used.

    方法:采用一阶导数分光光度法。

  • firstly, using the first order derivative of gaussian function as the base wavelet, the direction angle function of a planar curve was analyzed on multiple scales to obtain the candidates of corners.

    使用高斯函数的一阶导数作为基本小波,对曲线的方向角函数进行多尺度小波分析得到候选点集,提出了四个筛选规则对候选点集进行逐步筛选得到正确角点集。

  • in this paper, we introduce a new difference approximation to the first order derivative u and give a class of uniformly convergent difference schemes.

    本文对一阶导数引进了新的差分逼近,给出了一族一致收敛的差分格式。

  • method: the content of fluconazole in gel was measured by first order derivative spectrophotometry.

    方法:采用一阶导数分光光度法进行含量测定。

  • the content of phenytoin sodium(for injection)was determined directly by the first order derivative spectrophotometry.

    本文采用一阶导数紫外分光光度法直接测定注射用苯妥英钠的含量。

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