1) circular curve segment
圆曲线段
1.
The straight segment,circular curve segment and gentle curve segment are concretely expanded,meanwhile,giving theoretical formulas and practical calculating method.
本文给出了交通线路任意点对应中桩平面坐标计算的统一模型,并就直线段、圆曲线段、缓和曲线段三种线型具体展开,给出其理论公式和实际计算方法。
3) one by one circle curve interpolation
逐段圆曲线插值
4) portion of circular curve
圆曲段
5) Non-circular curve
非圆曲线
1.
Least squares approximation for non-circular curve in NC machining;
数控加工中非圆曲线的最小二乘圆弧逼近
2.
Machining parts with non-circular curve contour by CNC lathe——programming idea of using User′s macro program
数控车非圆曲线轮廓的加工——宏程序编程思路
3.
The design of non-circular curve spare parts numerical control machining program that is based AutoCAD software is discussed.
文章论述了基于AutoCAD软件平台的非圆曲线零件的数控加工编程的设计问题。
6) Irregular curve
非圆曲线
1.
The thesis introduces an equal difference between an approximate value and an accurate value waY for panel point's coordinate calculation of the irregular curve by means of tangent line's approaching;illustrates it with a concrete example;and falls back on MATLAB mathematic software to draw an imitation picture of cutting tools' locus.
介绍一种用切线逼近非圆曲线节点坐标计算的等误差法,结合实例,借助M ATLAB数学软件,绘制出刀具轨迹的仿真图。
补充资料:Dinostratus割圆曲线
Dinostratus割圆曲线
Dmostratus quadratrix
n如州.如创回曲线[n比州几血.甲.翻廿妞;八。。oeTpaTa 二一a八paTp.ea』 超越平面曲线,在D留cart巴直角坐标系中其方程 为 兀X y=xcotan云汾, _--一2a 在极坐标中,其方程为 p一些匕2过. 兀CC6势 D蜘咙如t璐割圆曲线具有无穷麦全分支(见图乙宣坦 与x轴相交于点x=土a,土3a,土sa,…,并具有渐近线 x二土2a,土4a,李由,·…创门与直线y=劝加的交点是拐 点. 千晒{ 伊利斯的HIPp姚(公元前420年)首先考虑了割圆 曲线.公幻嘴tIa油(公元前4世纪后半期)证明:可以 借助于割圆曲线用作图法解决化回为方问题〔qua比ra- t也吧oft比cn℃le).八.八.自‘。月。日撰 【补注】这一曲线也称为HIPp此割圆曲线(HIPP俪 q珑以ratrix),见[A 1].
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条