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单词
ascending phase
释义
ascending phase
Encyclopedia
工学
﹝上升段轨道﹞
释
ascending phase
上升段
从航天运载器起飞到航天器入轨的飞行段。又称发射段。
工学
﹝各飞行阶段轨道﹞
释
ascending phase
上升段轨道
航天器从天体表面起飞进入初始轨道的航天器轨道。
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