Application of straight line equation to underground construction;
直线方程在井下特殊施工中的应用
Based on Kronecker product,the vector vec of matrix and the iteration method of linear equations,a new iteration to solve the matrix equation A1X1B1+A2X2B2+…AnXnBn=D is constructed in this paper.
利用Kronecker积、矩阵拉直运算以及线性方程组的迭代解法,给出了解矩阵方程A1X1B1+A2X2B2+…+AnXnBn=D的一种新的迭代方法,并给出了它的几种特殊形式。
In this paper, on the basis of mathematical statistics, linear equations of cohesive soil indexes are founded and analyzed according to test data of 616 samples in Hefei area.
本文用数理统计的方法 ,对合肥地区具有代表性的 6 16个粘性土试样的试验成果进行分析 ,建立了土性指标的线性方程 ,并进行了分析 ,为进一步研究该地区粘性土物理力学性质指标的相关性积累了资料。
In this paper,the algorithm and programming of linear equation Ax=b are given.
给出线性方程anxn+an-1xn-1+…+a1x1=b的解的个数的一个算法和程序。
Study on curve equation of unfolded-drawing on the cut-cone surface
截头圆锥体表面交线展开图曲线方程的研究
The curve equations of stereographic projections for meridian and woof in Wulff net are worked out with mathematical method.
运用数学方法推导出了乌氏网极射平面投影经线和纬线的曲线方程,并在此基础上,介绍了一种利用计算机精确绘制任意经度和纬度乌氏网的方法。
The curve equation of the developed pattern of the arciform plate is presented.
介绍了塔器内梁型气体喷射式填料支承及其拱形板展开图 ,并通过详细计算给出了该展开图的曲线方程。
Geodesic equations of a Proca photon in Schwarzschild external gravitational field
Schwarzschild外场中Proca光子的短程线方程
The Relation between the Clairaut Equation and (Curve) Tangent Equation;
Clairaut微分方程与(曲线)切线方程的关系
a short line; a notation for extending the range above or below the staff.
一条短线；在五线谱的上下曾加的扩展音程的线。
the Washington-New York air shuttle.
华盛顿至纽约短程穿梭空中航线
The new rail link has lopped an hour off the journey.
新铁路连线把旅程缩短了一个小时。
.NET Asynchronism Multithreading Has Been Used in Short Message Service;
.NET异步多线程在短信网关中的实现
One of the short lines used on maps to shade or to indicate slopes and their degree and direction.
阴影线地图上使用的一种短线，用于表示不同的明暗程度或山坡及其坡度和方向
The Way of Bilinear Equation of Computing Nonlinear Developing Equation;
一个计算非线性发展方程的双线性方程的方法
A Method on Applying of the Known Asymptote Equation to Solve the Hyperbola Equation;
已知渐近线方程求双曲线方程的一种方法技巧
a curve or surface whose equation (in Cartesian coordinates) is of the second degree.
方程式是二次方程式的曲线或表面。
Solutions to Several Classes of Nonlinear Differential Equations and Integral Equations;
几类非线性微分方程和积分方程的解
Matlab Program on Several Methods for the Numerical Solution of the Linear Equations;
线性方程组的几种数值方法的MATLAB程序
Blowing up Problems for a Class of Semilinear Parablic Equation and System
半线性抛物方程和方程组的爆破问题
A Novel Method for Solving Ill-Conditioned Linear System:Augmented System Method
病态线性方程组新解法:增广方程组法
A New Mapping Approach on (2+1)-Dimensional Long Wave-Short Wave Interaction System;
(2+1)维长短波相互作用方程的新探索
The Long Time Behavior of the Long-Short Wave Equation in R1;
长短波方程在R~1上的整体吸引子
The Cauchy Problem for a Class of Long-Short Wave Equations;
一类长短波方程的Cauchy问题
A Specific Method to Shorten the Great Circle Distance by GPS Navigation
利用GPS导航缩短大圆航程的方法