“upper-stage”的概念、定义、翻译、参考文献-科学参考

单词	upper-stage
释义	upper-stage Encyclopedia 工学〔空间运输器分类〕释 upper-stage上面级在运载火箭上面增加的、相对独立的一级（或多级），由运载火箭发射进入准地球轨道或地球轨道，自主完成轨道机动、有效载荷分离与部署，将有效载荷送入预定工作轨道或预定空间位置的空间运输器。
随便看	Xiangxi Tujiazu Miaozu Zizhizhou Xiang Xiuli Xiangxue Bao Xiangya Medical Academy Xiangyang City Xiangyang City Walls Xiangyang Economic-Technological Tevelopment Area Xiangyang flower-drum opera Xiangyang Flower Drum Opera Troupe Xiangyang high priest dance Xiangyang High-Tech Industrial Development Zone Xiangyang Municipal Museum(Xiangyang Municipal Institute of Cultural Relics and Archaeology,Xiangyang Municipal Heritage Restoration Center) Xiangyang Nangang Xiangyang Park in Shanghai Xiangyang Qu Xiangyang Shi Xiangyang-Shiyan-Suizhou Urban Agglomerations Xiangyang tune Xiangyang Xiaoqu ballad-singing Xiangyanju Cizhu Xiangyan Temple Xiangyin Xian Xiang Yu Xiang Yuanbian Xiangyuan dagu storytelling

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