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所屬欄目：開講啦
所屬頻道：CCTV-1高清
年份：2017
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簡介：地球上有這麼多吃不飽飯的人，為什麼還要探索宇宙？時至今日，仍有不少人對這個問題表示疑惑。人類為什麼要探索宇宙？3月4日晚十點半檔，《開講啦》邀請到全國政協委員、中國載人航天工程總設計師周建平，針對這些問題，周總師講述了他所理解的載人航天。收起
《開講啦》 20170304 中國載人航天工程總設計師周建平：我...
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