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百叶孔隔音屏用于高铁桥梁防护可以吗?

最后更新时间:2020/1/5 12:54:26   作者:   已经有87个人浏览并咨询。

  百叶孔隔音屏鼎盛彩票app用于高铁桥梁防护可以吗?

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  隔音屏的减噪是与噪声的频率、隔音屏的高度以及声源与接收点之间的距离等因素有关。隔音声屏障鼎盛彩票app的减噪效果与噪声的频率成分关系很大,通常,隔音屏对高频率可降低10~15dB,隔音屏的高度可根据声源接收点之间的距离设计,应尽量使隔音屏靠近声源或接收点。

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