Xov Xwm Tuam Txhab

  • VI Pipe Underground Installation Requirements

    VI Pipe Underground Installation Requirements

    Feem ntau, VI cov kav dej yuav tsum tau muab ntsia los ntawm cov trenches hauv av kom ntseeg tau tias lawv tsis cuam tshuam rau kev ua haujlwm zoo thiab siv hauv av. Yog li ntawd, peb tau sau tseg qee cov lus qhia rau kev txhim kho VI kav dej hauv av trench. Qhov chaw ntawm cov raj xa dej hauv av hla ...
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  • International Space Station Alpha Magnetic Spectrometer (AMS) Project

    International Space Station Alpha Magnetic Spectrometer (AMS) Project

    Luv luv ntawm ISS AMS Project xibfwb Samuel CC Ting, Nobel Prize Laureate hauv physics, pib International Space Station Alpha Magnetic Spectrometer (AMS) project, uas txheeb xyuas qhov muaj nyob ntawm qhov tsaus ntuj los ntawm kev ntsuas ...
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