平面曲线

Symmetry of plane curve is important to function research.

平面曲线的对称性对于函数研究具有重要意义。

Taking plane curve machining for example, the motion schemes of machine tools with two freedoms are presented.

以平面曲线加工为例，给出了所有两自由度机床的运动方案。

A new effective method which makes use of quaternion theory is presented to implement location transformation of a plane curve.

利用实四元数理论，提出了一种将一般位置平面曲线变换到空间任意指定位置的一种简捷方法。

A plane curve generated by one point moving at a constant distance from a fixed point.

一个点同一个固定的点保持相等的距离来移动所产生的平面曲线。

A plane curve formed by the locusof points equidistant from a fixed line and a fixed point not on the line.

抛物线到一固定直线和不在直线上某一固定点等距的点的轨迹所形成的平面曲线。

A new method for planar curves has been developed. Curvature signal is decomposed with wavelet at first, and then select interpolative dots by altering pace, which is used to construct a G2 continuous rational cubic Bezier spline curve.

给出了一种先对初始曲率进行小波分解，再用变步长的方法选取待插值点，最后利用C^2连续的三次有理Bezier样条插值重建出光顺的平面曲线的方法。

A compensation method of ball radius in measuring an arbitrarysectional shape of spiral surface is introduced.

但由于螺旋面的扭曲及测头半径的影响，采用一股的平面曲线侧量方法对测头半径进行补偿和数据处理，求得的齿形其误差较大，很难满足要求；另外，对螺旋面任意截形的测量目前还没有一个通用的补偿计算公式。

By means of the fractions of the equation of the non一ideal constrained motion of the particle along the plane curve on the tangential direction and normal direction,the motion speed expression of the particle under this condition is derived,the constrained counter force is further gained,thus some non一ideal constraint problems are solved from the given angle.

通过质点沿平面曲线的非理想约束运动方程在切线和法线方向上的分式，导出质点这一条件下的运动速度表示式，并进一步求出其约束反力，从一定角度解决一些非理想约束问

This is going to be a very exciting part with extremely steep passages, flat transits and narrow curves, a real assessment for the rider and their bike.

这将是一个非常激动人心的部分极其陡峭的通道，过境和狭隘的平面曲线，一个真正的评估的车手和他们的自行车。

By using this solution, a plane curved beam subjected to uniform vertical loads and torsions was analyzed. The accuracy and the efficiency of present theory were demonstrated by comparing its numerical results with Hems' solution.

将该解答应用于受均布扭矩和竖向分布荷载的平面曲线梁的分析，将所得结果与Heins解答进行比较，证明了理论的正确。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了