栅格投影 https://blog.csdn.net/dugushangliang/article/details/84790488 提示9999:https://zhidao.baidu.com/question/560008994324956884.html 现在已经求出七参数了但是转换不成功 https://www.cnblogs.com/dowtowne/p/3466866.html >> ArcGIS空间参考:https://wenku.baidu.com/view/29ddaa1ca8114431b90dd8d2.html