An equalarea pseudo cylindrical projection gather is constructed, in which the longitudes are hyperbola being symmetrical to the central meridian and the latitudes are parallel lines.
摘要
建
一个纬线表象为平行于赤道的直线，经线表象为对称于中央直经线的双曲线，且面积没有变形的投影集合，并得到一组概括公式。
An equalarea pseudo cylindrical projection gather is constructed, in which the longitudes are hyperbola being symmetrical to the central meridian and the latitudes are parallel lines.
摘要建一个纬线表象为平行于赤道的直线，经线表象为对称于中央直经线的双曲线，且面积没有变形的投影集合，并得到一组概括公式。
In this paper, we show that the Pseudo-Symmetric property of spherical point set can be characterized by the eigen values of eigenpolynomial and it has the closeness under the metric sum operation.
本文证
面有限点集的伪对称性可以完全由其特征多项式的根来刻画，并得到在度量加运算下伪对称性具有封闭性.
声
：以上例句、词性分类均由互
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