<a class="" title="" href="../../../tech/2011-03/02/content_22034220.htm" target="_blank">中国有望在2013实现火星探测</a> <a class="" title="" href="../../../tech/2011-03/02/content_22032494.htm" target="_blank">"天宫一号"2011下半年发射</a> _中国发展门户网