1–5 von 5 Ergebnissen
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    Traffic volume path traceability system and method for road right transaction road

    Freier Zugriff
    CHENG DAN / HU YANYAN / ZHANG LEI et al. | Europäisches Patentamt | 2023

    Road right transaction rate adaptive calculation system and method

    Freier Zugriff
    ZHANG XIAOYANG / CHENG DAN / HU YANYAN et al. | Europäisches Patentamt | 2023

    Road right transaction road dynamic rate calculation system and method based on carbon emission

    Freier Zugriff
    CHENG DAN / ZHANG XIAOYANG / ZHANG LEI et al. | Europäisches Patentamt | 2023