谢谢。。Zhao Xiaohong
我用这个命令尝试
curl -I -H "Accept-Encoding: gzip, deflate" "http://www.slyar.com/blog/wp-content/uploads/2012/08/2012-08-23_203542.png"
返回结果
HTTP/1.1 200 OK
Server: nginx
Date: Wed, 03 Sep 2014 03:15:27 GMT
Content-Type: image/png
Last-Modified: Thu, 23 Aug 2012 13:50:53 GMT
Connection: keep-alive
Expires: Fri, 03 Oct 2014 03:15:27 GMT
Cache-Control: max-age=2592000
Content-Encoding: gzip
是有gzip 信息的。。你可以尝试下,,这个地址可以任意访问