<a class="" title="" href="../../../IT/2011-07/19/content_23022154.htm" target="_blank">我国网民达4.85亿微博成增长最快互联网应用</a> <a class="" title="" href="http://download.chinagate.cn/ch/pdf/hulianwang.pdf" target="_blank">报告全文</a> _中国发展门户网