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            新華凈,25年噪聲治理的專注與厚積
            • 消聲室

              西安高壓電器研究院電容器噪聲實驗室半消聲室尺寸為:11.2m(長)×8.2m(寬)×6.8m(高),設計截止頻率為100Hz,消聲室需滿足GB/T 6882-2016《聲學 聲壓法測定噪聲源聲功率級  消聲室和半消聲室精密法(eq

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