equidistant projection

Research On the Offset of Complex Profile in 2—D NC Programming;

二坐标数控编程中复杂环的等距算法研究

Offset of Complex Profile-loops in CAD/CAM;

CAD/CAM中复杂轮廓环的等距干涉处理

The offset algorithm of complex profile loops is one of the important basic algorithms in the CAD/CAM system.

复杂轮廓环的等距算法是ＣＡＤ／ＣＡＭ系统中重要的基本算法之一，该算法的完善与否决定着ＣＡＤ／ＣＡＭ系统的基本性能。

Let T be a stable isometry of the Abelian Lattie -Ordered group G.

设Ｔ是交换格序群Ｇ的稳定等距。

Using the property of the unit sphere of two-dimensional strictly convex real normed space,we obtain that if the isometry V0 from S_1(E)to S_1(F)satisfies some properties, then V0 can be extended to be a real linearly isometric map V from E to F.

主要研究二维严格凸实赋范空间E和F的单位球面S_1(E)和S_1(F)之间的等距映射的线性延拓问题。

We obtain that if the non-surjective isometry V_0 from S_1 (E) to S_1 (F) satisfy some properties,the V_0 can be extended to be real linearly isometric map V of E into F.

主要研究实赋范空间E和F的单位球面S_1(E)和S_1(F)之间的等距映射的线性延拓问题。

Three kinds of space module from and isometric tromforming relation of hyperbolic space;

双曲空间的三种空间模型及其等距转化关系

:In this paper,we try to discuss isometric surfaces in E5.

该文研究了Ｅ５中的等距曲面，对两张曲面加上某些条件，运用二阶椭圆型线性算子推出它们是等价的（即仅相差Ｅ５中的一个运动），获得了新的结果。