Introduction - If you have any usage issues, please Google them yourself
With C++ Of MFC programming is cutting Conformal cylindrical projection axis to achieve the following requirements: check克拉索Malinowski ellipsoid (1) mapping the region: Bs = 0 °, BN = 25 ° LE = 105 °, LE = 125 ° (2) latitude and longitude line spacing: ΔB = ΔL = 5 ° (3) Drawing scale: 1: M0 = 1:1000 000 (4) the standard parallels: Bk = ± 15 ° latitude and longitude grid computing point x , y, m, n, p