differential coefficient

英 [ˌdɪfəˈrenʃl ˌkəʊɪˈfɪʃnt]

美 [ˌdɪfəˈrenʃl ˌkoʊɪˈfɪʃnt]

导数；微分系数；微商

英英释义

noun

• the result of mathematical differentiation
  Synonym:derived functionderivativedifferentialfirst derivative

双语例句

• The differential coefficient equations in whole solving area were taken place by the algebra equation group in every unit.
  将整个求解域的微分方程用每个单元的代数方程组取代。
• By calculating the differential coefficient between the design variables in the built engineering structure, the calculation of differential equation of the optimization model is simplified.
  采用实际工程数据统计确定设计变量之间导数，简化基于生活质量指标的结构可靠度优化模型求解过程中偏微分方程的计算过程。
• This paper discusses the method of hypothesis testing on equation parameters, and the way of getting new equations to explain the speed, acceleration and jerk through calculating the differential coefficient of cubic equation.
  该文还介绍了方程参数显著性检验的方法，并通过对方程进行多次求导，得到新的方程，来描述研究期间土地利用类型面积的变化速度、加速度以及加加速度。
• The thesis analyzes the relationship between Wronsky determinant and linear equation relativity of function in order to get the common solution determinant of linear differential coefficient equation.
  探讨了某些特殊类型二阶变系数齐次线性常微分方程的解与系数的广义关系，尝试了从理论上给出通解的一般形式和特解的系数决定式。
• Internal moisture model is found on tests and heat transfer differential coefficient equations to simulate the internal moisture distribution of pulp mold product.
  在传质微分方程和试验的基础上，建立了纸浆模塑制品的内部水分扩散模型，该模型能够较好地模拟纸浆模塑制品干燥过程中内部的水分分布。
• In this paper, it gives programming methods to calculate cotes coefficients when calculating the numerical integral using the Newton-Cotes equation, and it gives programming methods to calculating the displaying Adams format coefficients when solving the differential coefficient equation using Adams methods.
  本文提出了利用牛顿&柯特斯公式进行数值积分计算时，柯特斯系数的程序设计方法和利用阿达姆斯方法解微分方程时显示阿达姆斯格式系数的程序设计方法。
• The mode distribution of electromagnetic field in asymmetry waveguide is analyzed. Differential coefficient equation and generatrix expression of geodesic lens is deduced.
  首先，分析了在非对称光波导中电磁场分布的模式，并推导了短程透镜的微分方程及其旋转母线表达式。
• In order to test its effect, the results of this method and several differential coefficient operators are compared.
  为验证本文算法的效果，用几种传统的微分算子对实验图像进行了边缘提取的实验，并把结果与用本文算法提取的结果进行了比较。
• This paper expresses several kinds of functions to the differential coefficient of intermediate variable, then in means of calculus and in use of the technique of variable replacement, finding the effective way to the solution of these kinds of function;
  本文提出了若干类函数对中间变量的导数，借用微积分的方法，运用变量替换的技巧，找到了求这几类函数的有效方法。
• Application of PSO in Variational Problem with First-order Differential Coefficient
  PSO算法在含一阶导数变分问题中的应用