iTzCarda
2021-06-15T04:25:50+00:00
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[img]https://img.nga.178.com/attachments/mon_202106/24/-7Q2o-5f7cK1sT3cSsg-g3.jpg.medium.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202106/24/-7Q2o-wz4ZgT3cSqo-f0.jpg.medium.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202106/24/-7Q2o-bj6dZgT3cSqo-en.jpg.medium.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202106/24/-7Q2o-2sw2ZmT3cSu0-kf.jpg.medium.jpg[/img]
龙院士今天的讲座:一级16台YF-130的单室版YF-135,起飞推力仍然是4000吨左右,但是单室版比双室版好布置多了,所以省了助推。
为实现2030年载人登月 ,以长征五号为基础研制近地轨道与高轨两种载人火箭 ,载人登月采用载人飞船和登月着陆器分2次发射的方案。 ???
长征九号可用于建SSPS空间太阳能电站,在GEO轨道上每m2太阳能可产生1353瓦热能,将其收集、转化并传轮到地面,再传到供电能系统,可支撑人类能源需求。
[s:a2:大哭]
[img]https://img.nga.178.com/attachments/mon_202106/24/-7Q2o-2n4rK1mT3cSsg-fe.jpg.medium.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202106/24/-7Q2o-5f7cK1sT3cSsg-g3.jpg.medium.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202106/24/-7Q2o-wz4ZgT3cSqo-f0.jpg.medium.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202106/24/-7Q2o-bj6dZgT3cSqo-en.jpg.medium.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202106/24/-7Q2o-2sw2ZmT3cSu0-kf.jpg.medium.jpg[/img]
龙院士今天的讲座:一级16台YF-130的单室版YF-135,起飞推力仍然是4000吨左右,但是单室版比双室版好布置多了,所以省了助推。
为实现2030年载人登月 ,以长征五号为基础研制近地轨道与高轨两种载人火箭 ,载人登月采用载人飞船和登月着陆器分2次发射的方案。 ???
长征九号可用于建SSPS空间太阳能电站,在GEO轨道上每m2太阳能可产生1353瓦热能,将其收集、转化并传轮到地面,再传到供电能系统,可支撑人类能源需求。
[s:a2:大哭]