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air transportation
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air transportation
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air transportation
运输航空
利用航空器运送旅客、货物、行李或邮件等,进行经营性客货运输的航空活动。是现代社会综合交通体系中的重要组成部分,与铁路、公路、水运和管道运输共同组成国家交通运输系统。
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isomorphic complex
isomorphic complex manifold
isomorphic correspondence
isomorphic curves
isomorphic diagram
isomorphic effect from tetrahedral coordination of silicon-oxygen
isomorphic extension
isomorphic factorization
isomorphic fiber bundle
isomorphic field
isomorphic field extension
isomorphic flow
isomorphic geometric complex
isomorphic graph
isomorphic group
isomorphic homology theory
isomorphic ideal series
isomorphic image
isomorphic incidence system
isomorphic invariant
isomorphic Lie algebras
isomorphic manifold
isomorphic mapping
isomorphic measurable spaces
isomorphic measure space
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