查询词典 deviation curve

According to the matrix presentation of NURBS curve, ordinary interpolating algorithm on cubic NURBS curve is shown.

根据NURBS曲线的矩阵表示，对常用的三次NURBS曲线进行插值计算，可以了解边界条件和型值点的参数化对插值曲线的影响。

How to interpolate a sequence of given points with a C2 monotonicity preserving cubic spline curve is a basic problem in curve surface modeling techniques.

如何使得曲线在插值给定单调点列的同时，也保证自身的单调性是曲线曲面造型中的一个基本问题。

Then, a modifiable cubic polynomial curve is presented based on the basis functions, and the relation between the curve and the classical Bézier curves is discussed.

然后，基于该调配函数生成了一类可调控的三次多项式曲线，并讨论了该曲线与二次Bézier曲线及三次Bézier曲线之间的关系。

The stress-strain curve of new-old concrete and HPRRC, are suggested to be modeled by two sections: the ascending section of the stress-strain curve is simulated by cubic parabola equation and the descending section is simulated by rational fraction, where the theoretical value is in good agreement with the test value.

新—老砼及HPRRC应力—应变全曲线建议采用两段式拟合：上升段采用三次抛物线方程模拟，下降段采用有理分式模拟，理论值与试验结果吻合较好。

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。

The curvature of a curve; the magnitude of the derivative of its unit tangent vector with respect to distance on the curve:.

曲线的曲率；为单位切向量对距离取导数所得向量的大小

DT/ds| The curvature of a curve; the magnitude of the derivative of its unit tangent vector with respect to distance on the curve:|dT/ds

曲线的曲率；为单位切向量对距离取导数所得向量的大小

And then corresponding regression equation of each curve was obtained by curve fitting.

并通过计算机拟合出各曲线相应的回归方程。

Firstly, we make numerical modeling analysis with finite element method and eliminate the effect of tunnelcavity, translate the apparent resistivity curve of advanced detection in tunnel into the curve in full space.

首先利用有限元数值模拟技术分析并消除坑道空腔对视电阻率的影响，并将坑道超前探测视电阻率曲线转化为全空间视电阻率曲线。

The motion of a discrete curve in Minkowski space is first introduced. Then by identifying the spin vector of HF models with the unit vectors of discrete curve, respectively, we obtain the corresponding DNLS.

我们将主要考虑闵可夫斯基空间中离散曲线的运动情况，并利用离散曲线的单位矢量分别替代离散的MHF方程中的自旋矢量，给出相应的离散非线性薛定谔方程，从而建立了两者之间的几何等价性。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。