vb 高斯投影正反算 可以进行54坐标的计算-vb Gaussian operator can be both positive and negative projection coordinates calculated for 54

高斯大地主题正反算，软件为VC6.0,开发环境为C-Considered positive and negative Gaussian earth theme

高斯投影正反算软件。对坐标数据进行高斯投影正反算-Positive and negative Gaussian projection calculation software. Coordinate data on the positive and negative Gaussian projection operator