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- partial derivative method 偏导数法
- We will replace the partial derivative by an ordinary derivative. 我们可用普通微商代替偏微商。
- The difference between an ordinary and a partial derivative was at first not explicitly recognized. 通常的导数与偏导数的区别在一开始并未被人们明确地认识。
- The difference between an ordinary and a partial derivative was at first not explicitly recongized. 通常的导数与偏导数的区别在一开始并未被人们明确地认识。
- We also give the matrix forms of the interface partial derivative with multiple complex interfaces. 给出了任意多个复杂界面情况下,反演时所需的走时对界面偏导数系数矩阵。
- The method set out above for computing partial derivatives is often used in economics. 上面建立的计算偏导数的方法经常用在经济学中。
- 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。
- Absorbance ratio derivative method was developed for the simultaneous determination of glyoxal(GLY) and glyoxylic acid(AGLY). 利用比值导数波谱法同时检测乙二醛(GLY)和乙醛酸(AGLY),为GLY催化氧化过程的实时、快速分析提供了新的手段。
- Because of the complexity and high order nonlinear property of the criterion, a derivative method for compound function is used to get reliability. 由于准则方程的高次非线性和复杂性,文中利用复合函数求导法则,直接针对基本随机变量求解。
- The evaluation of partial derivation is quite simple. 偏微商求值十分简单。
- The required partial derivatives are easily worked out. 欲求的偏导数不难得出。
- Abstract: Another method for proving the three thermodynamical partial derivatives equaling chemical potential is given. 文摘:对三个热力学偏导数等于系统化学势给出了又一种证明方法.
- Derivative method has been widely used for resolving overlapped spectra,but the noise level increases apparently in higher order derivative calculation. 导数法广泛应用于重叠峰分辨,但信噪比会随着导数阶数的增加而降低。
- Another method for proving the three thermodynamical partial derivatives equaling chemical potential is given. 对三个热力学偏导数等于系统化学势给出了又一种证明方法.
- For using, the effect of metal ion preserving green method is well, but the food's, safety is not very sure, and the effect of chlorophyl derivative method is also v... 而改用叶绿素衍生物染色技术效果也很理想并且其食品安全已被认可因此这种方法已成为目前护色时常选用的安全有效方法。
- Combine this with either the letter “d" (for a total derivative) or the “partial" command (for a partial derivative) to achieve the effect of a derivative. 结合全微分使用的字母“d”或者偏微分使用的“partial”命令就可以表达微分表达式了。
- In this paper, an inverse eigen derivative method (IEDM) for dynamic modification of mechanical structures is formulated for improving the eigen derivative method(EDM). 本文针对机械结构动力修改的特征导数法(EDM)所存在的问题,提出逆特征导数法(IEDM)。
- Differential quadrature method (DQM) was introduced to solve the problem of partial derivatives function in strain energy formula. 应变能方程式中之偏微分函数则利用微分值积法(DQM)来解。
- Refers to all derivation methods. 引用所有派生方法。
- The compressibility of gas isn't related to the compressibility factor directly.It is determined by the partial derivative of its compressibility factor to the pressure at a certain temperature. 真实气体的可压缩性与压缩因子的大小没有直接的关系,而由它的压缩因子在一定温度下对压力的偏导数来决定。