Anaconda安装好Juypyter Notebook之后，只能在base环境里启动，在系统的命令行里要全局启动Jupyter NoteBook失败了

C:\Users\HP>jupyter notebookTraceback (most recent call last):  File "D:\Anaconda3\Scripts\jupyter-notebook-script.py", line 6, in 
    
         from notebook.notebookapp import main  File "D:\Anaconda3\lib\site-packages\notebook\notebookapp.py", line 46, in 
     
          from zmq.eventloop import ioloop  File "D:\Anaconda3\lib\site-packages\zmq\__init__.py", line 47, in 
      
           from zmq import backend  File "D:\Anaconda3\lib\site-packages\zmq\backend\__init__.py", line 40, in 
       
            reraise(*exc_info)  File "D:\Anaconda3\lib\site-packages\zmq\utils\sixcerpt.py", line 34, in reraise    raise value  File "D:\Anaconda3\lib\site-packages\zmq\backend\__init__.py", line 27, in 
        
             _ns = select_backend(first)  File "D:\Anaconda3\lib\site-packages\zmq\backend\select.py", line 27, in select_backend    mod = __import__(name, fromlist=public_api)  File "D:\Anaconda3\lib\site-packages\zmq\backend\cython\__init__.py", line 6, in 
         
           from . import (constants, error, message, context,ImportError: DLL load failed: The specified module could not be found.
         
        
       
      
     
    

亲测有效的方法是

D:\Anaconda\Library\mingw-w64\binD:\Anaconda\Library\bin

将Anaconda下的这两个目录添加到系统的环境变量里