精品文档，欢迎下载On Jun. 24, 2012, three Chinese astronauts successfully completed a manual docking between Shenzhou-9 spacecraft and the orbiting spacelab Tiangong-1.China showed its more advanced human spaceflight capability in docking. It has become one of the pioneer countries in space exploration, and other countries will be glad to see Chinas progress.said Joan Johnson-Freese, a US space policy expert.Who is the most popular and controversial player in the Euro 2012? It must be Italys M
