The hyperbolic surface, which has so-called negative curvature because its surface curves up and down at the same time, like a saddle, just might represent the shape of the universe.
双曲表面，即通常所称的负曲率，因为它的表面曲线同时有的向上和有的向下，像一个马鞍，也许这样就可以代表宇宙的形状。
The mathematical model of typical saddle-shape weld was established, and the welding pose parameters were calculated with MATLAB.
针对典型的马鞍形焊缝进行数学建模，并利用MATLAB软件计算焊接位姿参数。
The mathematical model of typical saddle-shape weld was established, and the welding pose parameters were calculated with MATLAB.
针对典型的马鞍形焊缝进行数学建模，并利用MATLAB软件计算焊接位姿参数。
Combining the example of drawing die design for the rear side member of automobile body, studied on the drawing die structure design of saddle-shape part.
结合车身零件——后纵梁拉伸模具的设计实例，对马鞍形汽车车身零件的拉伸模具的结构设计进行了研究。
The age structure of Chinese sports population take on a distribution of "saddle shape", which showed that the ageing population (especially the female elderly) makes an important role in it.
根据研究表明，我国体育人口年龄结构呈现“马鞍型”分布，老年人口是体育人口的重要组成部分。
The occurrence of odd-parity shape oscillations in the saddle-point spectrum plays an important role in the interpretation of asymmetry and anisotropy in the fission process.
在裂变过程中，解释非对称性和非各向同性时，奇宇称形状振荡在鞍点谱中起主要作用。
The occurrence of odd-parity shape oscillations in the saddle-point spectrum plays an important role in the interpretation of asymmetry and anisotropy in the fission process.
在裂变过程中，解释非对称性和非各向同性时，奇宇称形状振荡在鞍点谱中起主要作用。
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