分段

In the last chapter we study the asymptotic behavior of solutions to the model when the signal function is a nonlinear constant function.

第三章研究信号函数为分段常数非线性函数时模型解的渐近行为。

A new segment solution for solving load margin of AC/DC power system is proposed in this paper based on continuation method and interior point algorithm.

基于连续潮流法和原始一对偶内点法，提出了一种新的分段求解交直流系统负荷裕度方法。

According to the disparate color area differed by the color subsection,the Sinc function can be approximated by the Salzer continued fraction and the extended Newton interpolation polynomial respectively.

由于采用颜色分段的处理方法，根据不同类型的颜色区域，分别采用Salzer连分式和扩展的Newton多项式逼近Sinc函数。

At this in, we prove theorem of the modulus of continuity of levy under the condition of weighted sum that averagesinterval segments about normal wiener process, discuss that define in chapter 2 under of the Wiener process Be adding the power line to combine under of increase quantity have much small.

在这一章中，我们证明了关于标准Wiener过程的等间距分段加权和的Lévy连续模定理，讨论了在第二章中定义下的Wiener过程在加权线性组合下的增量有多小。

This paper discusses the continuity of elementary function and some special non-elementary function and how to decide the interval point by the conception of function' continuity.

本文利用函数的连续性定义，详细讨论了初等函数的连续性，以及几个特殊非初等函数的连续性和间断点的类型判断，展示了一些复杂的非初等函数连续性的讨论方法，这不仅说明了分段函数的多样性，而且对于研究函数的丰富性具有重要的指导意义。

We firstly look back thebirth of SD method,and then present the SD scheme presented by Johnson et.al.forlinear problem to explain the basic idea and implementation:At step 1,we change the testfunctionwhere(1,β)t is the streamline or character direction decidedby hyperbolic operator of the continuous problem,therefore the SD method belongs tothe Petrov-Galerkin method;At step 2,we adopt time-space finite element space,whoseelement is only continuous in space variables x but discontinuous in time variable t.

首先回顾了SD方法的产生过程，然后以线性问题为模型，描述了SD方法的基本思想和具体实现：第一步，将标准有限元方法的检验函数ν改成其中(1，β)t是连续问题的双曲算子部分所确定的流线方向。换言之，SD方法是一种Peterov-Galerkin有限元方法；第二步，采用时空有限元空间，其元素关于空间变量x是连续的，但关于时间变量t仅分段连续。

Firstly, we prove that if we select nodes properly, and let the distance between these nodes sufficiently small, cubic polynomial spline can approximate a continuously differentiable function, which with continuous derivatives of second order and discontinuity of the first kind in the derivatives of fourth order, to any desirable accuracy. This result lays a theoretical foundation for representing trajectories by splines and double orthogonal basis.

一是证明了适当选取节点并使节点距充分小时，三次多项式样条可以逼近具有二次连续导数的分段四次连续可微函数到足够的精度，这一结论为用样条和双正交基表示弹道打下了理论基础。

The article describes the optimal algorithm in details. Next, it gives a strict proof from the view of vector comparison and concave or convex pieces of domain.

本文详细地描述了此最优算法，然后从矢量比较和凹凸分段区域的角度给出了严格的数学证明。

According to the law of conservation of sample energy during solidification, under the condition of Newton's cooling, the ordinary mathematical equation of cooling curve was analized, and a theoretical method calculating solid phase fractions and latent heat was put forward on the basis of characteristic α value.

在对碳含量、硅含量和碳当量作三维空间投影分析的基础上，根据实验数据回归出了计算铁水碳含量、硅含量、碳当量、磷含量、抗拉强度、硬度和共晶度的数学模型；为了提高对硅含量的测量精度，提出了分段定硅的技术方法。

The distribution research on subsection's turnover and finished-product-steel is in favor of enterprise's logistics function's optimization and production-benefit's increase, possessing corking academic meaning and applied value.

本文对成品钢料的配送及分段运输问题的研究，有利于企业物流功能的优化和生产效益的提高，具有很好的理论意义和实用价值。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。