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Mariner 9
释义
Mariner 9
Encyclopedia
理学
火星空间探测
释
Mariner 9
水手9号
美国发射的火星探测器,也是世界上第一架成功的轨道行星探测器。
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precamber
precambrian
precambrian flora
precapiliary resistance vessel
precapillaly sphincter
pre-capitalist law of population
precarburization
precast
pre-cast concrete
precast concrete double T slab
precast concrete frame-shear wall(core wall)structure
precast concrete frame structure
precast concrete frame structure with specially shaped columns
precast concrete shear wall structure
precast concrete structure
precast concrete track beam
precast pavement
precast prestressed composite floor slab
precast prestressed hollow floor slab
pre-cataclysmic binary
pre-cataclysmic variable
precategory
precaution
precautionary approach
precautionary demand for money
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