查询词典 truncation error

A method for integrating infinite integrals that occur in solving the fields of source coil and equivalent coils is presented. Subtraction of asymptotic terms is proposed to speed up the truncation process of an infinite integration interval, which greatly improves the infinite integrals.

给出了一种简单有效的数值积分方法计算激励线圈和等效线圈解析解中遇到的无穷积分，提出了一种加速无穷积分收敛的有效方法，显著提高了磁场及涡流场的计算效率。

A method of integrating infinite integrals which occur in axisymmetrical field in eddy current testing is presented. Subtraction of asymptotic terms is proposed to speed up the truncation process of an infinite integration interval, which greatly improves the integration of infinite integrals.

本文对涡流检测中解析求解轴对称场时遇到的无穷积分给出一种简单有效的数值积分方法，提出一种改进积分收敛性的方法，加速了无穷积分的截断，显著提高了轴对称场的计算效率。

The phase truncation noise was found to be related to the intermediate frequency sampling rate.

通过研究数控振荡器中相位舍位噪声的规律，得到了该噪声与数字中频采样率的关系，提出了基于减小相位舍位噪声的中频采样率优化方案。

The recombinant plasmid GST-STAT3-4 which is a truncation of STAT3 was transformed into E. coli JM109 and then induced to express a fussion protein by IPTG successfully. and we also renatured the intranuclear indusions of the fussion protein GST-STAT3-4

在实验的第二部分中我们成功的将STAT3的一个截断体STAT3-4的融合蛋白GST-STAT3-4在大肠杆菌中做了表达，并对以包涵体形式存在的STAT3-4蛋白进行了复性。

Starting from the concept of Measured Equation of Invariance and the local equivalent theorem, it regarded the determination of the truncation boundary condition as a question of field simulation in a small area near the grid boundary. The practical disposal in the 2D and 3D cases was discussed.

基于测度不变方程的概念和局部等效原理，将截断边界条件的确定归结为网格边界上一小区域的电位场模拟问题，并讨论了在二维、三维情况下的具体处理。

By using in a sequence the eigen-decomposition,a permutation,the inverse discrete Fourier transformand a truncation on the matrix,an exact and explicit parametrization formula for Loop subdivision surfaces is proposed.

利用控制网格拓扑结构的对称性，通过将奇异点周围1-环和2-环的控制顶点进行离散Fourier变换得到分块对角阵，将其进行特征分解及排序之后，再通过离散Fourier逆变换和截断等操作得到细分矩阵的高次幂的表达式，从而得到Loop 细分曲面新的精确参数化公式

Results Ultrasonic direct signs of cholangiocarcinoma were divided into mammilla type,clumping type, truncation type and stenosis type; Indirect signs showed ...

结果肝外胆管癌超声直接征象分为乳头型、团块型、截断型和狭窄型；间接征象为肝内及肝外胆管扩张、肝内及肝门部淋巴结转移和腹水。

The nonlinear part and the imprecision part caused by mede truncation are taken as the unknown portion of the model.

把模态截断所引起的模型不精确以及非线性部分均当作模型的未知部分。

SADI method and a spline method of fractional steps in each coordinate direction as well as truncation errors and...

简要评述了SADI方法和样条方法在每一坐标方向的分步计算方法、截断误差和稳定性。

Thegoodness of the SD truncation v. s. the number of nucleon pairs is studied, andfound that the larger the number of pairs, the better the SD subspace.

b能谱，波函数， B(E2)和B(M1)之间有紧密的关系；SD子空间近似的好坏与价核子数的关系为：价核子对数越多，SD子空间近似越好。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。