一个改装的GIS栅格数据裁剪程序，可以使用多种方式进行裁剪-a modified GIS raster data cutting procedure, you can use a variety of ways to cut

根据要素特定字段裁剪栅格,并按照要素字段命名保存。-Tailor the grid according to the specific field of the element, and save it in the name of the element field.