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来源: 于 2012-06-20 10:41:33 [旧帖] [给我悄悄话] 本文已被阅读：次
On Monday,  Shenzhou nine and Tiangong-1 docked successfully in a space lab, where the first manned spacecraft docking mission was accomplished, which is a curial step for planning  the launch  of a Chinese space station around year 2020.