摘要： 原文链接：http://www.maptiler.org/google-maps-coordinates-tile-bounds-projection/Addressing tiles: same tile bounds with different indexesGoogle Maps, Microsoft Virtual Earth, Yahoo Maps, and other commercial API providers as well as OpenStreetMap and OpenAerialMap are using the same projection and tilin 阅读全文

摘要： Bing Maps Tile System Bing地图瓦片体系 原文链接：http://msdn.microsoft.com/en-us/library/bb259689.aspx https://learn.microsoft.com/en-us/bingmaps/articles/bing-m 阅读全文