数学曲线

配合数学曲线法在V型带变形中的应用

Application of Mathematic Curve-fitting Method in V-belt Deformation

NNCC非圆曲线自动编程系统能自动编制出加工平面凸轮各种非圆数学曲线和列表曲线的数控加工程序。本文介绍此系统的用途、工作原理和运行操作。

NNCC automatic programming system for non-circular curves can automatically make NC program of non-circular mathematic and listing curves for working plane cams , This paper introduces the use , principle and operation of the system .

数学曲线具有流线型、计算简单等特点，适合作为花纹模型。

Geometrical figures a sleek , simple calculation , such as suitable as the pattern model .

在油画布上以刺绣棉线作画，并把数学曲线作为形象。

The artist is exploring the probability of " paint " on the canvas with cotton thread .

对数学曲线图形，一是采用了使用三维简单实体来取代平面中的点或者直线，使之转换成三维模型，二是以采用旋转扫描、拉伸等方法来建立三维模型。

Of geometrical figures , simple three-dimensional entity to replace the points in the plane or straight line , is converted into three-dimensional model , or use the rotating scan , stretching and other methods to create three-dimensional model .

浅析数学模拟曲线拐点变化对聚合升温反应状态的影响

Discussion on the effect of changing mathematic simulation curve inflexion points to the polymerization temperature rising state

本文阐述了在微型电子计算机上运用计算数学中曲线拟合的方法处理三相异步电动机的测试数据，取得了满意的结果。

The application of microcomputer for the processing of testing data for three phase induction motors using the mathematical method of least square curve fitting is presented . The process results are satisfactory .

应用数学方法曲线拟合法对测量信号中与转速同频的偏心运动和主轴误差运动中的一次误差运动进行了有效的识别分离，正确消除了偏心运动，实现了主轴误差的准确评定。

Through the method of curve fitting , the eccentric motion which is of the same frequency as the rotary speed is separated ( effectively ) from the signals in the first harmonic component . Thus the rotational error of the spindle is determined correctly .

文中的主要内容是通过选用正确的温度电阻特性经验公式，将离散的锗电阻温度计实验数据点拟合成连续的数学函数曲线，以便在温度测量中可借助于计算机直接显示温度值。

The paper introduces that the selecting of the correct temperature-resistance experimental formula will make the scattering test data of the germanium thermometer fit the continuous mathematical function . Thus , we can use the function to indicate the temperature directly with the aid of a computer .

AutoCAD虽然具有很强的绘图功能，但其基本绘图命令仍无法直接按数学关系绘制曲线。

Though AutoCAD has powerful drawing function , yet basic command in AutoCAD can 't draw a curve as mathematics .

具备自定义曲线校准功能，预存高精度全数学模拟工作曲线，确保直读浓度值的准确性。

With custom curve of calibration function , stored high precision complete mathematic simulation curve , ensure the direct-reading concentration value accuracy .

本文证明了现行高等数学教材中曲线凹凸性3种定义的等价性。

This article proves equivalence of the three definition of the concave and convex of a curve in the present higher mathematics teaching materials .

为了解决实施CMM/CMMI过程中对软件过程的定量控制问题，进而实现对软件质量、成本和进度的定量管理，引进计算数学中的曲线拟合方法。

In order to control software process quantitatively in implementing CMM / CMMI , and put software quality , cost and progress under quantitative control , the curve fitting method in computational mathematics was introduced .

分析了试验数据的处理问题，给出了电机各种试验特性曲线的数学模型及曲线拟合的算法，并结合试验结果进行了分析。

The processing of test data has been researched and the math model , arithmetic of curve fitting in every kind of test are discussed . And the test results are analyzed in the chapter combined with test data ;

研究了聚合物驱增产油量曲线的特征，用数学模型对曲线的变化规律进行了描述，将增产油量数学模型中的参数与实施聚合物驱单元的地质和开发因素联系起来。

The characteristics of incremental oil curves are studied , and the variation rule of the curves is described by mathematical model . Parameters a , b and c in the model have been connected with geological and development factors of the polymer flooding unit .

通过MATLAB？编程并进行数值求解，得到该数学模型的理论曲线。

The theoretical curve of the above model was obtained by the numerical solution in MATLAB ? . Finally , the experiments were performed to validate the theoretical results .

根据理想电梯速度曲线的数学模型进行了曲线的计算机仿真，利用仿真数据实现了由PLC控制的理想速度曲线的给定。

Based on the mathematics model of velocity curve for elevator , the computer simulation for the velocity curve has been developed , and according to the simulating data , ideal velocity curve of the system controlled by PLC could be obtained with digital methods .

研究主要内容包括：1.简单介绍了FPA与基于FPA的弯曲关节的结构原理、数学模型及其特性曲线，并在其基础上，根据人体手指的运动机理与外科解剖学原理，设计手指康复器。

The whole work as follow : 1 . Introducing the structural principle , mathematical model , characteristic curve of FPA , the bending joint based on FPA , and designing the structural of the finger rehabilitation device . 2 .

稠油热采双区数学模型及典型曲线分析

Type Curve Analysis and Mathematical Model for Two Region Thermal Crude Reservoir

椭圆曲线密码的数学基础是椭圆曲线离散对数问题（）。

Elliptic curve cryptosystem bases on elliptic curve discrete logarithm problem ( ECDLP ) .

通过实验分析，得出了相应参数的数学函数和关系曲线，对于柔性版印刷工艺有重要的意义。

Through experimental analysis , the mathematical function and relation curve of corresponding parameters were established .

无论是基于数据还是理想数学模型，钟形曲线都有两个参数。

Whether based on data or a mathematical ideal , such a curve always has two parameters .

报告中参杂着方程式、数学引理、拱形曲线和一系列矩阵。

The presentation was a riot of equations , mathematical lemmas , arching curves and matrices of numbers .

该文通过实例介绍了如何利用该软件制作数学课件中函数曲线的原理及方法。

This article introduces with samples the principles and methods in applying Authorware software to make function curve .

现场生产实践验证，文章中建立的数学模型及关系曲线是正确的。

The practice has proved that the mathematical model and the dependence curve defined in this paper are correct .

双重介质油气藏低速非达西渗流试井有效井径数学模型及典型曲线

Mathematical model and typical curve for calculating effective hole diameter in the low velocity non Darcy flow testing of dual media reservoirs

数学理论是椭圆曲线密码体制的基础，从此着手开始论文有助于对后文更好的理解。

The mathematic theory is the foundation of ECC , which will help to understand the whole article better to start with .

将数学模型预测特性曲线与水流量试验、高粘度介质流量试验所得特性曲线进行比较，验证了数学模型的有效性。

The validity of this model is verified by comparing the characteristics curves with those obtained from water flow and high viscosity fluid experiments .

在模型的因变量和自变量可以互换的情况下，采用11种常用的数学模型，进行曲线方程拟合；

On condition that the dependent and independent variable can convert , to progress curve equation simulation , by eleven kinds of usual math models ;

该方法通过一个非线性最小二乘参数估计，使实测数据与油藏数学模型的理论曲线自动拟合。

This method can enable the data in practice to correspond with the theoretical curve of reservoir mathematic model using least-squares estimation of nonlinear parameters .