录入三维lidar点云数据，并且在软件中三维显示出来-Entry dimensional lidar point cloud data, and show up in the software

用于通过三维激光点云数据生成二维的地理参考特征图像，此处以高程作为特征-Used by 3 d laser point cloud data to generate two-dimensional geographical characteristics of reference image, the elevation as features