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China space activities
释义
China space activities
Encyclopedia
工学
﹝各国航天﹞
释
China space activities
中国航天
中国是世界上第五个独立研制并发射人造地球卫星的国家。中国航天活动领域广泛,处于世界航天大国行列。1970年4月24日,中国研制的长征一号运载火箭成功发射了中国第一颗人造地球卫星“东方红一号”。截至2018年年底,中国共成功实施313次航天发射,发射航天器499个,其中在轨运行航天器282个(只包含中国发射的所有权归中国的航天器,下文同)。
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sequential decoding
sequential design
sequential design of experiments
sequential designs
sequential epitope
sequential equilibrium
sequential equilibrium point
sequential estimation
sequential estimation-adjusted urn model
sequential evolution
sequential expression
sequential file
sequential fission
sequential forward search
sequential function
sequential functional system
sequential game
sequential generalized likelihood ratio test
sequential graph
sequential inference machine
sequential injection analysis
sequential inspection
sequential interval estimation
sequential likelihood ratio test
sequential limit
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