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航天推进系统
释义
航天推进系统
Encyclopedia
工学
质量排出装置
释
space propulsion system
航天推进系统
完全依靠自身携带的物质或大气层外空间可利用的物质作为工质,利用反作用原理将工质以一定速度释放出去,使自身获得反作用推力,为航天器提供推力或力矩的动力系统。
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bribery crime of non-official servant
bribes on teachers
BRIC
B. Richter
B. Richter, 1931—
brick
brick carving in Feng Hui's tomb
brick engravings unearthed at Southern Dynasties mausoleum of Jinjia Village
brick engravings unearthed at Yuan tomb of Xifengfeng Village
brick masonry
brick masonry column
brick masonry wall
brick-paintings in mausoleums of Eastern Jin and Southern Dynasties
brick relief
Brick-relief Tomb at Dengxian
bricks carved with coloured pictures in Deng County
brick sculpture of Zaju actor Ding Dusai in Song Dynasty
Brick Sculptures of Five Dynasties and Song Dynasty
Brick Sculptures on the Pagoda of Xiuding Temple
brick-wall method
brick work
BRICS
BRICS New Development Bank
bridal farewell dance
(bride) not living in husband's house
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