মানচিত্ৰমানচিত্ৰবিজ্ঞান
মানচিত্ৰ অভিক্ষেপ (Assamese)
1. In cartography, a map projection is any of a broad set of transformations employed to represent the curved two-dimensional surface of a globe on a plane. In a map projection, coordinates, often expressed... from wikipedia.org