三次

In view of the problems in the traditional highway vertical curve design,the cubic interpolation spline function replacing the conventional curve is proposed and the formula of function is demonstrated.

针对传统的公路竖曲线设计中存在的一些问题，可提出使用三次插值样条函数来替代传统线形的思路。

Prepared by the cubic spline interpolation function, TSS method diagonal matrix equation function, interpolation function point value function.

C#编写的三次样条插值函数，TSS法求解对角矩阵方程函数，插值点函数值计算函数。

In this paper, therefore, a new interpolation method using cubic spline function is presented for range migration correction. Using the method we presented, SAR imaging simulation of point target has been done and the experiment results are satisfactory.

作者用三次样条函数插值进行距离徙动校正，进行了点目标SAR仿真成像，得到了满意的仿真结果。

Interpolative control; Cubic spline function; Simulation; Error

插值控制；三次样条函数；仿真；稳态误差

This paper presents the design of the software and hardware of the microcomputer aided DGF5 Peak Inductive Transduser data collecting system,analyzes the important error sources,works out the method of using cubic spline function to modify the system error,and puts forward the relative software.

介绍了用IBM－PC系列微机与DGF－5型电感测微仪构成的数据采集系统的软硬件设计，对系统的主要误差源进行了分析，提出对系统的综合误差用三次样条函数拟合补偿的方法，并设计了相应的软件。

In this paper, some approaches are made to adjust the track irregularity of integrated ballast bed by using the cubic spline for function curve fitting, and the method of how to reduce the maintenance under the premise of ensuring track profile smooth has been put forward.

用三次样条函数对调整整体道床轨面进行探讨，提出在保证轨面平顺的前提下，减小轨面调整作业量的方法。

The results show that the response of control is quick, and no over-control, the error can be negligible, and the design is simple. The interpolative control based on cubic spline interpolation function also can be used for sparse rules base, which has few knowledge of expert.

仿真结果表明，基于三次样条函数的插值控制，具有响应快，无超调，稳态误差极小等优点，并且设计简单，不需要过多专家经验就可以完成很好的控制，适用于稀疏规则库条件下的控制。

Using cubic spline interpolation function, we construct a finite element model to approximate the nonlinear Schr〓dinger equation, and provide a complete discrete scheme with the conservation properties of mass and energy.

本章从应用角度出发，着重讨论孤波形式的解的计算，为此我们利用三次样条函数的插值基函数构造出非线性薛定谔方程的一个有限元离散模型，给出了具有保质量与能量守恒的全离散计算格式。

In this paper we discuss the limit cycle problem for a non-Liénard type cubic system.

本文讨论了一类非Liénard型三次系统的极限环问题。

In Figure fitted system, cubic interpolation is used to optimize figure.

在图像拟合系统中，以双三次样条插值来优化。

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。