12月9日下午，中国空间站首次开“网课”，你对哪一节课印象最深？

点击以下网址查看空间站课程内容

https://view.inews.qq.com/wxn/WXN20211210003903040?refer=nwx&bat_id=1111174567&cur_pos=2&grp_type=region&rg=1&grp_index=0&grp_id=1311174568&rate=0&ft=0&pushid=2021121001&bkt=0&openid=o04IBAEEwAuEh6sP0YkxZQQVv2cE&tbkt=H&lrg=1&allcmsids=WXN20211210004221020_WXN20211210003990030_WXN20211210003903040_WXN20211210004594020&groupid=1639110561&msgid=2&key=&version=63040026&devicetype=Windows%2010%20x64&wuid=oDdoCt0nRuX2vw5RL0MvKJD-ti-I