How to quickly select all data with a specific characteristic from a big database with several sheets 目的 : 有海量数据,如excel格式或者Access格式存在,分布在n多个sheet表中,且各表之间有关联,如何快速把各个sheet表某一性质的数据都提取出来。 当然可以每个sheet表逐行手 ...
如何在卫片上挖3D坑/修堆场 How to Get 3D OpenPit in Satellite Image 目的 : 在实际工作中我们经常要在某处设计个露天采坑或者建立堆场,如何在卫星图片挖出或者堆上呢? 软件 : MapInfo/Discover 以及 GlobalMapper 方法 : 1 . 首先拿到卫星图片以及其 DEM。这种数据 ...
How to Convert 3D vector file Coordinate and Save it You know, it is usually for a geologist to convert file from one coordinate system to another. For 2D file, we can use many software packages, e.g., MapInfo/Discover, ArcGIS, Envy, and so on, to do this and save the file into a new coo ...