根据块三对角矩阵的特殊分解，给出了求解块三对角方程组的新算法。
A new algorithm of solving block tridiagonal systems is proposed, which is based on the special factorization of block tridiagonal matrix.
本文根据分块循环三对角矩阵的特殊分解，给出了求解分块循环三对角方程组的一种新算法。
A new algorithm of solving circulant block tridiagonal systems is proposed, which is based on the special factorization of circulant block tridiagonal matrix.
在数字式交鄄交变频器中，一般采用直线方程近似三角方程的方法实现余弦交点法求触发角。
An algorithm to realize the cosine wave-crossing method in digital cycloconverter is performed by using the linear equation to approximate trigonometric equation.
针对循环或者拟循环三对角方程组，仿照追赶法的思想，给出了一种求解这两类方程组的追赶算法。
Based on the idea of chasing method, a new algorithm is developed to solving the circular and quasi-circular tridiagonal systems in this paper.
本文用微分几何理论推导出纤维缠绕复合材料压力容器的非测地线缠绕轨迹、包角方程及绕丝头运动方程。
Non geodesic trajectory mandrel rotation and payout eye motion equations for fiber reinforced composite pressure vessels are derivated by theory of differential geometry.
对于爆轰驱动平板问题，当理论近似或实验拟合给出某些物理量后，可以借助抛射角方程导出适用的抛射角公式。
For the problem of detonation driving plate, if some quantities could be gained from theories or experiments, we can deduce the projection Angle formula from the projection Angle equation.
采用“立方”孔型变形形式，结合简明的超越三角方程进行设计计算，以得到精确的孔型尺寸及高表面质量的焊管。
A precise pass-size and welded pipe with excellent surface quality can be get when the deformation way of cube-pass and design calculation with surpass trigonometric equation are used.
利用阶梯状地表数据对地震记录进行波动方程模拟时，在阶梯的角点处会产生严重的干扰，进而影响数值模拟结果。
Using step surface data for wave equation simulation of seismic data can produce serious interference at corner points of steps and further affect the results of numeric simulation.
差分后形成的大型七对角线性方程组，可采用逐次线松弛方法迭代求解。
Line Successive Over Relaxation (LSOR) can be used as one method to calculate the equation.
给出的挠度函数满足薄板的基本微分方程、全部边界条件以及角点条件。
The deflection functions given satisfy the differential equation of thin plate, all the boundary conditions as well as the conditions at free corner points.
它满足微分方程，自由边界的条件以及自由角点条件。
It satisfies the differential equation, the boundary conditions of the edges and the free corner conditions.
离散后的三对角线性代数方程组用adi方法求解。
The discretized tri-diagonal linear algebraic equations are solved with ADI method.
挠曲函数满足板的微分方程和全部边界条件、角点条件。
Flexural functions satisfy the differential equations of plate and all the boundary conditions as well as the conditions at free corner points.
通过试验得出无控制性结构面的边坡的极限稳定高度与坡角的关系大致满足马斯洛夫方程。
The relationship of gradient and corresponding critical slope height of the slope without significant constructional surface fits Masilofo equation.
文中阐述了动力学方程的建立和求解、系统输入特性和瞬态角频、振幅响应分析等问题。
The creation and solution of dynamic equations and problems concerning input characteristics, transient angular frequency and analysis of amplitude response are described.
应用上界法推导了一组可确定异步轧制时的中性角、轧制力矩和打滑条件的方程。
A set of equations determining the neutral Angle, rolling torque and the slip condition in asynchronous rolling are derived by upper bound method.
借助柱面坐标，建立了圆锥滚子直动从动件圆锥槽凸轮的廓面方程和压力角公式。
With cylindrical coordination, this paper establishes the contour surface equations and pressure Angle formula of the conical grooved CAM with translating conical roller follower.
介绍了圆锥滚子蜗杆凸轮机构的轮廓曲面方程的建立、压力角和啮合曲面法曲率的计算过程。
This paper describes the establishing process of the equation of working profile curved surface of worm CAM mechanism, the calculation of its pressure Angle and normal curvature.
在球坐标系中，建立了球形滚刀的各个螺旋面方程，推导了侧后角公式，并给出了计算实例。
The helical surface equations of the spherical hob are set up in spherical coordinates. The formulas of the side clearance angle and numerical examples are given.
对冷弯型钢的纵向变形过程进行了力学分析，得到了变形微分方程，求得了转动角的理论公式，并对其变形形状进行了分析计。
Through the mechanical analysis, the differential equation for the longitudinal deformation of cold forming steel is derived, and the formula for longitudinal rotation Angle is obtained.
介绍了平台的组成及工作原理，并且推导出平台角误差方程、速度误差方程和位置误差方程。
The composition and principle of the platform were introduced, and the error equations of attitude Angle, velocity and position were given.
几何，三角，微分，积分，圆锥曲线，微分方程，和他们的多维和多元——这些都有重要的应用。
Geometry, trigonometry, differentiation, integration, conic sections, differential equations, and their multidimensional and multivariate versions - these all have important applications.
它处理一切从基本的代数方程组，以先进的三角及统计计算。
It handles everything from basic algebra equations to advanced trigonometric and statistical calculations.
建立了环面凸轮轮廓曲面的解析方程，同时给出了压力角计算式，为此种凸轮的设计提供了一种简单有效的方法。
This paper establishes the contour surface equation of a torus CAM and presents a pressure Angle formula, it provides a simple and efficient method for designing this kind of cams.
各种波形曲线均可以用三角函数方程式来表示。
Each kind of wave may use the trigonometric function equation to express.
直接法中的平方根法，就是利用对称正定矩阵的三角分解而得到的求解对称正定方程组的一种有效方法。
Square root method is one of direct methods, which is an effective method for the solution of symmetrical positive liner equations through triangle decomposition of symmetrical positive matrix.
选定平面三角形基函数作为型函数，确定了单元方程和单元矩阵；
The triangle base function was selected as shape function, and cell equation and cell matrix were constructed.
指出关于铅球最佳投掷角计算公式中存在的问题，提出了计算这一角度的精确方程和数值解。
The problem of shots optimum putting angle in calculation formulae are pointed out, precise equation and numerical solution of this angle are given.
指出关于铅球最佳投掷角计算公式中存在的问题，提出了计算这一角度的精确方程和数值解。
The problem of shots optimum putting angle in calculation formulae are pointed out, precise equation and numerical solution of this angle are given.
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