coordinate grid lines

The thought of conceiving parallel as the ordinate of spherical map is put forward,the conceptions of generalized meridian,generalized parallel circle,genralized longitude and latitude are set up.

提出以纬线为纵坐标线绘制世界地图的设想 ,建立了“广义子午线”和“广义平行圈”以及“广义经度”和“广义纬度”的概念 ,推导出球面广义经纬度与球面常规经纬度的数学关系式 ,并给出了“纬线世界地图”的简

Determination coordinate of intraocular lens power;

人工晶状体屈光度数检测坐标

General formula for calculating coordinate azimuth;

坐标方位角通用计算公式

Curve coordinate calculation of cloverleaf interchange in expressway;

高速公路A型双喇叭互通曲线坐标计算