高斯投影正反算MFC编程源代码，提供思路及方法，供学习参考-Positive and negative Gaussian projection operator MFC programming source code, provide ideas and methods for the study reference

高斯投影正反算，mfc窗口形式，并且可以选择多个不同的椭球参数-Gauss projection positive and negative count, mfc window form, and you can choose several different ellipsoid parameters

包括了大地主题正反算，高斯投影正反算和斜距投影，都有界面-Including earth theme and negative balance, the Gauss projection positive and negative count and slant range projection has an interface