1 . Those conclusions are of clear geometric significance and global property.
这些结论具有清晰的几何特征,而且属于整体微分几何性质.
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2 . Present a geometric theory for efficient and accurate localization of symmetric features.
以微分几何作为工具,阐述了对称工件定位的理论问题.
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3 . In local differential geometry, the cylindrical spiral is a very important curve.
在局部微分几何中, 圆柱螺线是很重要的一种曲线.
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4 . Knowledge of elementary algebraic topology and elementary differential geometry is recommended, but not required.
建议事先知道一些关于代数拓扑和微分几何的基本知识, 但不是必需的.
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5 . According to surface theory in differential geometry, the two - dimensional surface is parameterized by two variables.
根据微分几何中的曲面论, 用两个变量就可以完全参数化一个二维曲面.
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1 . differential geometry
differential gear 差动齿轮differential geometry 微分几何differential head 差异压头
2 . infinitesimal geometry
infinitesimal displacement 无穷小位移infinitesimal geometry 微分几何infinitesimal method 无穷小法
3 . Defferential Geometry
...Numerical solution of partial defferential equatio微分几何Defferential Geometry微观分析 Micro-Analysis
4 . the differential geometry
based on the differential geometry theories , two kinds of the regular polyhedron are selected as the new shapes of grinding media . then , compare the grinding results with the ball' s .以微分几何理论为基础，选择了两种正多面体作为研磨体的形状，与球形研磨体进行了研磨效果的比较。
微分几何学是运用数学分析的理论研究曲线或曲面在它一点邻域的性质，换句话说，微分几何是研究一般的曲线和曲面在“小范围”上的性质的数学分支学科。
