如图
您好， leaflet加载CGCS_2000坐标系需要先用proj4定义坐标系，然后将定义的坐标传给地图的坐标系参数，具体流程和代码示例可参考：
https://blog.csdn.net/supermapsupport/article/details/101348811?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522169094521716800182131666%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fblog.%2522%257D&request_id=169094521716800182131666&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2~blog~first_rank_ecpm_v1~rank_v31_ecpm-13-101348811-null-null.268^v1^koosearch&utm_term=4490&spm=1018.2226.3001.4450
希望能够帮助到您！
