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跳跃式再入返回控制
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跳跃式再入返回控制
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跳跃式再入返回控制
飞行器把大气当成水面,经过再入减速的几点之后,速度会降下来,发挥到钝弹头的效果——减速,然后逐渐进入大气,以此保证飞船不会被烧毁,这一方式称为“跳跃式再入”,飞行器跳跃式再入返回大气层过程中实施的控制即跳跃式再入返回控制。
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jade bi disks
jade bi of the Han Dynasty
jade biqi of Erlitou Culture
Jade Bi with Pattern from Anxi Baimushan
jade burial suit of the Han Dynasty
jade carving
Jade Carving Dayu’s Flood Control
jade carving machine
Jade Carving Nine Oldmen in Huichang period
Jade Carving Qiushan Xinglv Tu
jade carvings in Fuhao's Tomb
jade carvings of Han Dynasty
Jade Carving Tong Yin Shi Nr Tu(A lady under the Shadan of the Chinese parasol tree)
Jade Cicadidae of the Han Dynasty
Jade Cladding in the Han Dynasty
jade coffin of the Han Dynasty
Jade Cong at Fanshan
jade Cong of Fanshan Cemetery
jade crown of Fanshan Cemetery
jade cup in the Han Dynasty
Jade Dargon from Sunjiagang Site
Jade Dragonfly
jade dragon of the Hongshan culture
Jade Dragon Snow Mountain Scenic and Historic Area
jade elephant from the Tomb of Fuhao
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