《天宫出征》揭秘中国第一个空间站“天宫一号”目标飞行器背后的故事（下集）【cctv纪录】
Synopsis
本期内容： 9月10日，是中秋小长假的第一天，这一天火箭发动机生产厂家的两位高级技工却放弃了与家人的团聚，他们来到垂直 ...
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