KML 2.0介绍 KML全称是Keyhole Markup Language KML，是一个基于XML语法和文件格式的文件，用来描述和保存地理信息如点、线、图片、折线并在Google Earth客户端之中显示 The core of the project is the KMLCreator.cs. This has three classes, KMLCoordinates, KMLPoint and KMLLine-Google Earth KML File Creator C