• 本文阐述非金属光缆广阔应用前景介绍了目前国内外非金属光缆研制情况

    In this paper, the extensive application fields of non-metal optical cables are expatiated, the civil and foreign developing situations for non-metal optical cables are introduced.

    youdao

  • 本文阐述非金属光缆广阔应用前景介绍了目前国内外非金属光缆研制情况

    In this paper, the extensive application fields of non-metal optical cables are expatiated, the civil and foreign developing situations for non-metal optical cables are introduced.

    youdao

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