cmd
复制网络公共路径下面的所有文件目录
pushd <UNC path> will create a temporary virtual drive and get into it.
popd will delete the temporary drive and get you back to the path you were when you entered pushd.
例子：
C:\a\local\path> pushd \\network_host\a\network\path
U:\a\network\path> REM a temporary U: virtual drive has been created
U:\a\network\path> popd
C:\a\local\path> REM the U: drive has been deleted
C:\a\local\path>
pushd \\ip_addr\dir
Z:\>dir
参考：
https://superuser.com/questions/282963/browse-an-unc-path-using-windows-cmd-without-mapping-it-to-a-network-drive
https://stackoverflow.com/questions/45071585/cmd-does-not-support-unc-paths-as-current-directories
