• The technical characteristics and economic merit of indoor sound barrier was analyzed according to the design based on the fixed type and movable type barrier.

    通过固定式活动屏障设计,分析室内声屏障技术特点经济效益

    youdao

  • The technical characteristics and economic merit of indoor sound barrier was analyzed according to the design based on the fixed type and movable type barrier.

    通过固定式活动屏障设计,分析室内声屏障技术特点经济效益

    youdao

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