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- In this note, by means of families of parallel surfaces, we obtain a necessary and sufficient condition for a smooth surface M in H3 to be constant principal curvature. 借助平行曲面族的特征来刻划H3中的光滑曲面M;从而得到M是常主曲率的一个充要条件.
- REAL HYPERSURFACE WITH CONSTANT PRINCIPAL CURVATURE OF PSEUDO COMPLEX SPACE FORM 伪复空型的具有常主曲率的实超曲面
- constant principal curvature 常主曲率
- The principal curvature method and Gauss curvature method are two mathematic methods for appraising and predicating distribution of reservoir fractures. 最小曲率法是定向井、水平井轨道设计、测斜计算中经常使用的一种方法。
- This paper uses principal curvature, plane stress and structure filtering to evaluate the development of fracture at geology shape, mechanical and signal handle facet. 本文应用主曲率分析技术、平面应力分析技术、构造滤波技术,从地质形态、力学角度、信号处理的角度给出了地质构造的裂缝发育评价。
- An equation for the calculation of true shear strain was derived from the integration of infinitesimal shear strain in plane shearing process with constant principal shear strain direction. 对切应变主轴不变的平面简单切变过程,通过无穷小应变的积分,导出了真实切应变计算公式。
- principal curvature of a surface 曲面的主曲率
- Mesh Smoothing Using Principal Curvature Flow 主曲率均匀的网格光顺
- direction of principal curvature 助率方向
- His wife was a constant inspiration to him. 他的妻子经常鼓励他。
- A new approach to predicting fractures using principal curvature 裂缝预测主曲率法的新探索
- Her constant complaining just sticks in my craw. 她那不断的诉苦真使我受不了。
- It mainly deals with the properties for the principal curvatures of the hypersurface and gets two sufficient conditions under which S has a second gap.Also estimates for the gap s length are obtained. 通过对此超曲面主曲率的研究,给出了S的可能值存在第二空隙的两个充分条件,并分别估计了在这些条件下的空隙长度。
- The machinery requires constant maintenance. 这些机器需要经常保养维修。
- I was infuriated by/with their constant criticism. 他们没完没了地批评把我给气坏了。
- My wages are the principal source of my income. 薪金是我收入的主要来源。
- A constant, variable, function name, or expression. 一种常数、变量、函数名或表达式。
- She feels wearisome by the constant noise. 她很厌烦那些没完没了的嘈杂声。
- The principal shareholder ask for a meeting. 主要股东们要求召开会议。
- She matured her novel by constant revision. 她不断修改自己的小说以使其趋于完善。