采用AE组件式开发，实现wgs1984,xian1980,beijing1954的坐标系下高斯投影坐标转换及新旧图幅编号转换。 -It is a procedure to convert coordinate system and mapcode with different coding rule, vb.net language is employed for this work.

实现小坐标之间的转换、VB代码、简单测量坐标转换(Realizing the conversion between small coordinates)