1–6 von 6 Ergebnissen
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    Offshore environmental sanitation management system

    Freier Zugriff
    XIE CHENJIANG / XIE GANG | Europäisches Patentamt | 2022

    Environmental ecology improvement equipment and improvement method

    Freier Zugriff
    ZOU HAIHONG / LI GUANGLAI / XING JIA et al. | Europäisches Patentamt | 2023

    Airline efficiency and environmental impacts – Data envelopment analysis

    Freier Zugriff
    Arun Saini / Dothang Truong / Jing Yu Pan | DOAJ | 2023

    Environmental protection equipment for treating black and odorous water body

    Freier Zugriff
    LIU HENGFANG | Europäisches Patentamt | 2021

    2020 4th International Conference on Traffic Engineering and Transportation System : 21-23 August 2020, Dalian, China

    Freier Zugriff
    International Conference on Traffic Engineering and Transportation System | TIBKAT | 2020