It was chosen as a central reference point for Mars' geographical coordinate system.
它被选为一个火星的地理坐标系统的中心参考点。
The results achieved by FEM were stable, and irrelevant to coordinate system and reference plane.
用FEM进行人颅颌面生长发育研究，其结果是恒定的，与坐标系的选择和参照平面无关。
This paper establishes the parameters of mother-to coordinate reference system;
本文建立了母体参数的坐标参考系；
Automatic reference point searching and multi-coordinate memory function;
自动寻原点功能及多点坐标记忆功能。
Automatic reference point searching and multi-coordinate memory function;
自动寻原点功能及多点坐标记忆功能。
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