last_linfit

mapobject的英文入门教程。可以让大家更根本的了解mapobject的用途(mapobject Guide to the English portal. Can show a more fundamental understanding of the uses mapobject)

一个地形查询器吧，可以查询坐标系和一些地理信息(A terrain query browser bar, you can query coordinate system and a number of geographic information)

说明：  C#写的基于Google Earth的二次开发。

java调用surfer，生成等值面！！！！(polygon java surfer!!!)

将月数据合成该年的年数据，可节约处理数据时间(Combine monthly data with annual data for that year)

说明：  Mapbasic编制的用于制图的多个工具程序。该程序已集于一个菜单下。(str preparation for a number of mapping tools procedures. The procedure has been set in a menu.)

说明：  1、根据所给的中国版图数据 绘制显示基于北京54坐标系的经纬度数据 编写兰勃特投影转换程序，转换上述数据，并显示 编写墨卡托投影转换程序，转换上述数据，并显示 同时，要绘制相对应的经纬网格，网格间距5度 2、根据所给的世界版图数据 绘制显示基于WGS84坐标系的经纬度数据 编写墨卡托投影转换程序，转换上述数据，并显示 计算北京(116.4，39.8)到巴黎(2.2, 48.52)的大圆轨迹，并显示 同时，要绘制相对应的经纬网格，网格间距5度(1. According to the data of China territory Plot shows latitude and longitude data based on Beijing 54 coordinate system Compile lambert projection conversion program, convert the above data, and display Prepare Mercator projection conversion program, convert the above data, and display At the same time, to draw the corresponding longitude and latitude grid, grid spacing 5 degrees 2. According to the world map data given Draw and display longitude and latitude data based on WGS84 coordinate system Prepare Mercator projection conversion program, convert the above data, and display The great circle trajectory from Beijing (116.4, 39.8) to Paris (2.2, 48.52) is calculated and shown At the same time, to draw the corresponding longitude and latitude grid, grid spacing 5 degrees)

Shapefiles and csv for channels in reservoir

用C#编写的批量删除MapGIS简单要素类的代码，如果想学MapGIS开发，这个代码很常用。(C# prepared by the bulk delete MapGIS simple feature class code, if you want to learn MapGIS development, this code is very common.)

全国矢量地图大全 shp格式National vector map encyclopedia SHP format national vector map Daquan SHP format national vector map Daquan SHP format(National vector map encyclopedia SHP format national vector map Daquan SHP format national vector map Daquan SHP format)