一阶导数的英文

first derivative

first-order derivative

• 一:    one
• 阶:    steps; stairs
• 导数:    derivative; differ ...

例句与用法

更多例句：  上一页    下一页

1. In chapter two , we put forward an iteration ( 2 . 1 . 1 ) in which the first derivative and the first divided difference are only calculated in each step
   1 . 1 )与另两个也仅含一阶导数和一阶差商的算法及两步newton迭代的收敛阶
2. Bar code recognition is a matter of edge detection , which has long been done through the maximum value of the first derivative or zero crossing of the second derivative
   条码识别是一个边缘检测问题。长期以来，边缘检测都是通过一阶导数极大值或二阶导数零交叉进行的。
3. Combining principal factors scores , a * and first derivative of 555nm reflectance , we discussed modem sediment environment in shelf of the yellow sea and east china sea
   结合主因子得分、 a ~ *和re555nm一阶导数的分布，讨论了黄海、东海陆架的现代沉积环境(氧化还原环境) 。
4. The symmetrical part uses the source distribution on the center plane of the body whereas the asymmetrical part is achieved through the doublet distribution on the camber surface
   求解完毕得到速度势后，对其求一阶导数得到物面上的速度分布，进而通过伯努利方程求出物面上的压力分布。
5. The theory on well - posedness and regularity of solutions to such class of degenerate problems , plays a crucial role in the above fields . anyway , such equations are deserved to be investigated vastly
   进而通过解常微分方程，可以得到弱解关于退化方向的一阶导数的一种积分表达式，从而在两种不同情形下建立了两个基本引理。