积分的

The primary method in calculi can only solve a thimbleful type of evaluations of infinite integral.

无穷限积分是微积分学中广义积分的一种类型,是积分知识的一个难点内容。

Nonpolarized capacitor C1 and potentiometer R2, a linear taper, determine the time constant of integrator IC1B.

无极电容C1和线锥形电位器R2决 定积分器IC1B的时间常数。

It is proved that the substitituon mapping is a proper Fourier integral operator with generalized hypoellipticity.

证明变量替换映射是一个具广义亚椭园的适的富里叶积分子。

We describe a subfringe integration interferometry for which the phase information is evaluated only from one interferogram.

次条纹积分干涉计量的原理，仅用一幅光频干涉条纹图获取全部位相信息。

The effect that reduced the time of advect frames was achieved by flexible algorithm and reuse and copy relative pathlines.

采用弹法来控制种子的释放,通过重用、复制相关迹线来减少迹线的积分计,达到减少生成每帧图像所需的时间的效果。

The effect that reduces the time of advect frames is achieved by control released seeds and reuse pathlines which have been saved.

采用种子控制法来控制种子的释放，通过重用已保存的相关迹线来减少迹线的积分计，达到减少生成每帧图象所需的时间的效果。

Uranium isotope abundance ratio has been measured by total sample evaporation and signal integration,and a thermal surface ionization mass sepctrometry equipped with multicollector has been used.

采用全蒸发技术、离子流强度积分的方式,用多接收器热表面电离质谱计测量铀同位素丰度。

The time-varying and incommutable character of the coefficient matrix of periodically time-varying linear systems are the bottleneck of the design for high precision direct integration methods.

周期时变线系统系数矩阵的时变与不可交换是其精细积分法设计中的瓶颈。

The large deflection problem of cantilever beams was studied by means of the biparametric perturbation method and the first order derivative substitution from pseudolinear analysis approach.

利用拟线分析方法中的一阶导数代换对基本方程进行简化处理,将基本的微分积分方程转化为非线代数方程组,并结合双参数摄动研究悬臂梁的大挠度问题。