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railway transport industry
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railway transport industry
Encyclopedia
工学
〔铁路运输经济〕
释
railway transport industry
铁路运输产业
国民经济中利用铁路从事货物、旅客运输的所有企业单位的集合体。
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information ecology
information ecology theory
Information Economics
information economics
information economy
information education
information efficiency
information element
information encountering
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information engineering facility
information engineering facility, IEF
information engineering method
information entropy
information entropy metamaterials
information environment
information estimation
information ethics
information evaluation
information evaluation analysis tool
information evolution theory
information exchange
information exchange mode
information exchange service
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