“earth pole”的概念、定义、翻译、参考文献-科学参考

单词	earth pole
释义	earth pole Encyclopedia 工学地球自转角速度释 earth pole地极地球自转轴与地球表面的交点。又称地球两极和南北极。 Astronomy earth pole地极
随便看	properly convex subset properly differentiable function properly discontinuous action properly discontinuous group properly divergent sequence properly divergent series properly elliptic properly elliptical properly elliptical operator properly elliptic equation properly equivalent form properly hyperbolic properly infinite algebra properly infinite projection properly nilpotent element properly posed problem properly primitive form properly triangular matrix proper maintenance method of photographic lens proper map proper mapping proper mass proper modification proper morphism proper motion

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。