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当前位置:河北快3 > 河北快3 > 哪些因素决定了公路声屏障的隔音性能

哪些因素决定了公路声屏障的隔音性能

时间:2019-07-04 点击量:

  SHENGPINGZHANGDEJIANZAOLIANGYUZAOSHENGDEPINLV、PINGZHANGDEGAODUYIJISHENGYUANYUJIESHOUDIANZHIJIANDEJULIDENGYINSUYOUGUAN。

河北快3  SHENGPINGZHANGDEJIANZAOXIAOGUOYUZAOSHENGDEPINLVCHENGFENGUANXIHENDA,DUIDAYU2000HzDEGAOPINSHENGBI800YI1000HzZUOYOUDEZHONGPINSHENGDEJIANZAOXIAOGUOYAOHAO,DANDUIYU25HzZUOYOUDEDIPINSHENG.ZEYOUYUSHENGBOBOZHANGBIJIAOZHANGERHENRONGYICONGPINGZHANGSHANGFANGRAOSHEGUOQU,SUOYIXIAOGUOJIUCHA

  哪些因素决定了公路声屏障的隔音性能

河北快3  GONGLUSHENGPINGZHANGGESHENGGOUJIANDEGESHENGLIANGCHUYUPINLVYOUGUANWAI,HAIQUJUEYUGESHENGGOUJIANDEZHILIANG,JIDANWEIMIANJIZHONGLIANGYUEDA,GUANXINGZULIYEYUEDA,ZHENDONGCHUANDILVYUEXIAO,GESHENGXIAOGUOJIUHAO。

河北快3  DANGRUSHESHENGBODEPINLVYUGESHENGGOUJIANBENSHENDEGUYOUPINLVYIZHISHI,FASHENGGONGZHENXIANXIANG,ZAIGONGZHENQU,GESHENGLIANGJIAOXIAO。SUOYIYINGGAIBIMIANRUSHESHENGBODEPINLVWENHEXIAOYING。

  

河北快3  KONG、DONG、LOUFENGYUSHENGQIAO。GESHENGGOUJIANSHANGDEKONG、DONGJIPINFENGBUYANERXINGCHENGDELOUFENG,DUIGESHENGXINGNENGYINGXIANGHENDA。

河北快3  DANGKONG、DONG、LOUFENGDEMIANJIZHANZHENGGEGOUJIANMIANJIDE1%,ZEGAIGOUJIANGESHENGLIANGBUCHAOGUO20dB,DANGKONG、DONG、LOUFENGMIANJIZHAN10%,ZEGESHENGLIANGBUCHAOGUO10dB(A)。RUGUOSHUANGCENGJIEGOUZHIJIANSHIGANGXINGLIANJIE ,JIUHUIXINGCHENGSHENGQIAO,GESHENGLIANGXIAJIANG。

河北快3  GESHENGGOUJIANSHANGDEMENYUCHUANG。YIBANYINGSHIGESHENGGOUJIAN、MEN、CHUANGDENGGESHENGNENGLIDATIXIANGTONG,JIFUHE“DENGCHUANSHENG”YUANZE。

  DANGYONGBOGANGBAN(1~3mmHOU)ZHIZUOGESHENGGOUJIANSHI,ZAIQINEICETUYICENG2~3BEIGANGBANHOUDEZUNICENG,YITIGAOGESHENGGOUJIANZAIGONGZHENQUHEWENHEQUDEGESHENGLIANG。ZAISHOUSHENGSHINEICETIEFUXIYINCAILIAO,JIANGHUIGAISHANQIGESHENGXINGNENG。

  SHANGMIANSHIGONGLUSHENGPINGZHANGDEXIANGGUANSHIXIANG,XIWANGNENGDUININYOUSUOBANGZHU


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