1–4 von 4 Ergebnissen
|

    Online water quality monitoring buoy station

    Freier Zugriff
    LIU QIANG / LIU HONGFEI / YANG ZHANFEI et al. | Europäisches Patentamt | 2021

    Monitoring circuit of vehicle speed reducer

    Freier Zugriff
    CHI XU / LI BIN / LIU HONGFEI et al. | Europäisches Patentamt | 2024

    High-stability 48-core bendable and movable optical cable for FAST telescope optical transmission system

    Liu, Hongfei / Pan, Gaofeng / Lin, Zhong et al. | British Library Online Contents | 2017

    Double-axis camera capable of automatically tracking water gauge and supplementing light and water gauge observation method

    Freier Zugriff
    DU YOUYUAN / XU GUANGCHENG / LIU BAOGANG et al. | Europäisches Patentamt | 2023