英语释义

• the derivative of a function of two or more variables with respect to a single variable while the other variables are considered to be constant

片语

pseudo-partial-derivative伪偏导数

partial derivative method偏导数法

cross partial derivative交叉偏导数

nd partial derivative二阶偏导数测试

Partial derivative estimation偏导数估计

second partial derivative二阶偏导数

partial derivative correlation tracking偏导相关跟蹤

Partial l derivative偏导数

second d partial derivative二阶偏导数

英汉例句

• ok, so for a constant volume process, du we can write du, partial derivative of dt u with respect to t at constant v, dt, dv plus partial derivative of u at constant v, dv.

  好，对于一个恒定体积的过程，我们可以写出,等于偏u偏t，v不变，加上偏u偏v，t不变。

• batch training of network makes weight vectors and its partial derivative vectors proportionally follow the change of all training vectors.

  网络成批训练，使得权重矢量和偏导数矢量都同时与所有训练矢量的变化成正比地改变。

• and in the process of producing the concepts of the total derivative and the partial derivative are confused.

  而且在整个推导过程中，对于全导数和偏导数的概念没有分清楚。

• in this paper, the formula of partial derivative of second order on compound function of many varables is established.

  本文建立了多元复合函数的二阶偏导数公式。

• so, at that point, the partial derivative is zero with respect to x.

  因此这点上x的偏导为零。

• so the methods given in this paper can be used to get some simple inverse z transform. the partial derivative method and deconvolution method are of practical use.

  该文的方法适用于求取较为简单的二维逆z变换问题，尤以偏导数法和逆卷积法更具实际意义。

• in this paper, symmetric derivative and symmetric partial derivative are researched and some new differential mean value theorems are defined.

  针对对称导数、对称偏导数，给出了一些新形式的微分中值定理。

• the mathematical model between position error and north seeking error is gotten through error theory and partial derivative principle.

  运用误差理论和偏导数原理，推导出转位误差与寻北误差二者之间的关系模型。

• two problems in anisotropic diffusion schemes have still not been solved. one is existence and uniqueness of the solution of the partial derivative diffusion equation;

  在现有各向异性扩散模型中，偏微分扩散方程解的适定性和扩散系数中的梯度阈值的合理估计是尚未很好解决的问题。

• in this paper, the author defines the symmetric partial derivative of the binary function and discusses the interrelated property about the symmetric partial derivative.

  定义了二元函数的对称偏导数，讨论了二元函数的对称偏导数及相关性质。

• the factor of the mixed partial derivative term controls the grid orthogonality. the other two factors of second order partial derivative terms control the grid spacing.

  结果表明 ：方程中混合偏导数项系数具有控制网格正交性的作用；

• and then the partial derivative is worked out by utilizing the continuous fraction method.

  然后，利用函数连分式求出复杂函数的偏导；

• the criterion extreme value of binary function for first partial derivative is given by means of the mean value theorem. the two theorems are obtained.

  以中值定理为工具，给出了利用一阶偏导数判定二元函数极值的方法。

• we have discovered that this partial derivative that appears in the definition, the abstract definition of the differential for internal energy, is just equal to the constant volume heat capacity.

  我们还发现,这个偏微分出现在了，内能的偏微分,定义式中，它也就是热容。

• by researching the partial derivative calculation of model vertex and linearity treating field function using taylor series, the 3d models can be changed via automatic optimization;

  通过研究三角形多面体模型节点偏导数的计算方法，对目标函数进行线性化处理，形成了计算机自动迭代修改模型体的技术。

• no partial derivative is required and the calculations will decreased by tens or hundreds of times as compared with the conventional random tes…

  与传统的随机试验法相比计算速度可提高几十倍到几百倍。

• based on the definitions of boolean difference and partial derivative of logical functions, the tabular method calculating boolean difference and partial derivative was presented.

  讨论了线性函数、部分线性函数和线性变量的定义、性质和定理，提出了检测基于最小项展开的逻辑函数的线性变量与线性函数的表格方法。

• well, now that it「s only a function of a and theta, i know what it means to take the partial derivative with respect to theta, keeping a constant. i know how to do it.

  现在它成了一个只关于a和θ的函数，我知道保持a恒定不变,关于θ的偏导数是什么，我知道这怎么做。

• we will replace the partial derivative by an ordinary derivative.

  我们可用普通微商代替偏微商。

• that is, if we take the derivative g of delta g of mixing the partial derivative with respect to pressure, at constant temperature, of course, there」s no explicit pressure dependence.

  就是说，如果我们对,混合物的△,对压强求导，温度不变，当然，不是对压强的显函数。

• well, we have seen that it is given by the partial derivative f sub x.

  我们已经发现,它由f对x的偏导数给出。

• let's say that we want to find the partial derivative of f with respect to z keeping y constant. what does that mean?

  看看f的偏导，函数f的变量y不变，z可变,这是什么意思呢？

• for each cyclic dynamic stress, the incremental strain is obtained in terms of the first partial derivative of the known formula for the uniform load with respects to the cyclic number.

  对每一动应力循环，以已有等幅荷载经验计算公式对循环次数的偏导构造残余应变的增量模型，并考虑了动压应力对残余应变增长的控制作用。