In this paper, unit moving trihedron is first constructed for a point on the surface of a revolution ellipsoid.
旋转
球体面
某点为原点建立一个大地
标单位
标架。
In this paper, unit moving trihedron is first constructed for a point on the surface of a revolution ellipsoid.
旋转球体面某点为原点建立一个大地标单位标架。
Isoperimetric inequality for sphere and ellipsoid is discussed, and the isoperimetric inequality of some region satisfying certain conditions is given.
全应力的变化范围常用应力球方程和应力球面来描述。
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