normal gradient的例句大全

The occurrence of temperature inversion leads to the departure of normal temperature gradient.

山地逆温现象使正常的温度梯度发生改变。

A very efficient algorithm: preconditioned conjugate gradient method ( PCCG) has been given in this paper. The selection of preconditioning matrix and the strategies of computation and storage of normal matrix are also discussed.

本文给出了求解法方程的一个有效算法：预处理共轭梯度法，探讨了预处理矩阵的选择方案，同时，采用特殊的策略避免了法矩阵的计算和存储。

The relationship between the robustness of the closed-loop system and the gradient of normal matrix is discussed based on the concept of the eigenvalue, Singular value and gradient of matrix. The condition of robust stability of multi-variable state feedback predictive control system is given.

基于矩阵特征值、奇异值、斜度等概念，研究了正规矩阵的鲁棒特性，分析了闭环系统的鲁棒性与正规阵斜度的关系，给出了多变量状态反馈预测控制系统鲁棒稳定的条件。

Some Strategy on Solving High Order Normal Equation for Combined Adjustment of Astro geodetic and Space Networks by Using Conjugate Gradient Method

天文大地网与空间网联合平差中用共轭梯度法解算高阶法方程的某些策略

The analysis for an etch method with temperature gradient showed that the pore size decreased with the increasing temperature gradient and could decrease to one-fifth of the normal size under the practical conditions.

温度梯度蚀刻法的分析表明，导通时间的减小与膜两面的温度差成正比，在实际条件下孔径减小到1/5。

It is concluded that the angle of internal friction of backfill soil, the angle of friction between the earth and the wall back, the specific weight of backfill, the basis friction coefficient, the hydraulic gradient etc. are all normal distribution random variables.

认为回填土的内摩擦角、土与墙背摩擦角、填土重度、基底摩擦系数、水力坡度等均为服从正态分布的随机变量。

Methods By in situ collagenase perfusion and two step percoll gradient centrifugation, SECs were isolated from normal Wistar rats and cultured on collagen type ⅰ or laminin coated coverslips.

方法用胶原酶原位灌注、Percoll不连续密度梯度离心法分离大鼠的SEC，并加入包被有型胶原或层粘连蛋白（laminin，LN）基质的盖玻片上培养。

High-precision measurements of the magnetic data were changed to correct date, correct height, horizontal gradient correction, base correction and normal market correction, threshold in determining the terrain correction, component extraction, tangent method and the forward fitting.

对高精度磁测数据进行了日变改正、高度改正、水平梯度改正、基点改正和正常场改正，异常下限确定，地形改正，分量提取，切线法及正演拟合。

The fluid flow in the fracture is assumed to be linear. The tangential flow rate is proportional to the pressure gradient in the fracture, and the normal flow rate is proportional to the pressure difference between the fracture center and the fracture top/ bottom surface.

流体在裂缝中的流动是线性的，切向流动的速率与缝内压力梯度成正比，法向流动的速率与裂缝中心和裂缝上下表面的压差成正比。

in this study, red cells of 15 normal children and 12 ida children were stratified into 3 layers respectively using density gradient centrifugation. each of the layers consisted of 1/ 3 part of the sample.

采用密度梯度离心法将12例缺铁性贫血（IDA）患儿和15例正常儿童的红细胞离心分离为各1/3上、中、下三层，并采用煌焦油蓝生理盐水法。