简易下载服务器,把文件拖到程序上,程序会生成一个二维码图片,然后用手机快拍软件照一下,文件就会自动下载到手机,当然要有无线路由,手机要支持WIFI-Simple download server, the file onto the program, the program will generate a two-dimensional code image, then use the snapshot software according to what the file will be aut