建(jian)造問題測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)室使(shi)用(yong)(yong)(yong)混凝土建(jian)造的(de)(de)(de)(de)，對于聲(sheng)(sheng)(sheng)(sheng)音(yin)吸(xi)收測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)十(shi)分有(you)用(yong)(yong)(yong)，但是(shi)需要為(wei)聲(sheng)(sheng)(sheng)(sheng)音(yin)功率(lv)(lv)等級(ji)(ji)測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)添加低(di)頻(pin)率(lv)(lv)聲(sheng)(sheng)(sheng)(sheng)音(yin)吸(xi)收材料。用(yong)(yong)(yong)模(mo)塊化鋼(gang)板建(jian)造的(de)(de)(de)(de)測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)室對聲(sheng)(sheng)(sheng)(sheng)音(yin)功率(lv)(lv)等級(ji)(ji)測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)十(shi)分有(you)用(yong)(yong)(yong)，因(yin)為(wei)鋼(gang)板在(zai)(zai)(zai)低(di)頻(pin)下(xia)十(shi)分靈活，提供了正(zheng)(zheng)(zheng)確的(de)(de)(de)(de)低(di)頻(pin)吸(xi)收能(neng)力。鋼(gang)板測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)室在(zai)(zai)(zai)聲(sheng)(sheng)(sheng)(sheng)音(yin)吸(xi)收測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)中(zhong)(zhong)并(bing)不是(shi)的(de)(de)(de)(de)：提高的(de)(de)(de)(de)低(di)頻(pin)聲(sheng)(sheng)(sheng)(sheng)音(yin)吸(xi)收可(ke)能(neng)會達到(dao)標準容忍(ren)的(de)(de)(de)(de)極(ji)限，從而使(shi)解析低(di)頻(pin)下(xia)典型的(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)音(yin)吸(xi)收數(shu)值變得困難。聲(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)/功率(lv)(lv)關系(xi)測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)室是(shi)設計(ji)用(yong)(yong)(yong)于大量(liang)(liang)的(de)(de)(de)(de)房間模(mo)式使(shi)用(yong)(yong)(yong)的(de)(de)(de)(de)，在(zai)(zai)(zai)極(ji)高模(mo)式數(shu)量(liang)(liang)的(de)(de)(de)(de)統計(ji)極(ji)限下(xia)，會產(chan)生聲(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)級(ji)(ji)別(bie)和(he)聲(sheng)(sheng)(sheng)(sheng)音(yin)功率(lv)(lv)級(ji)(ji)別(bie)的(de)(de)(de)(de)以下(xia)簡單關系(xi)：其中(zhong)(zhong)LP是(shi)聲(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)級(ji)(ji)別(bie)，LW是(shi)聲(sheng)(sheng)(sheng)(sheng)音(yin)功率(lv)(lv)級(ji)(ji)別(bie)，A是(shi)測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)室的(de)(de)(de)(de)Sabine吸(xi)收。根據溫度(du)(du)和(he)靜態(tai)壓(ya)(ya)(ya)力，標準給出了多個修(xiu)(xiu)正(zheng)(zheng)(zheng)。對于聲(sheng)(sheng)(sheng)(sheng)音(yin)功率(lv)(lv)測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)，為(wei)了補償(chang)墻壁大于均值的(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)音(yin)能(neng)量(liang)(liang)密度(du)(du)引進了Waterhouse修(xiu)(xiu)正(zheng)(zheng)(zheng)。如果模(mo)式數(shu)量(liang)(liang)足夠多，聲(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)等級(ji)(ji)本質上(shang)是(shi)在(zai)(zai)(zai)測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)室的(de)(de)(de)(de)**部分統一(yi)(yi)的(de)(de)(de)(de)。注(zhu)意模(mo)式數(shu)量(liang)(liang)與Vf3成正(zheng)(zheng)(zheng)比，因(yin)此隨著(zhu)頻(pin)率(lv)(lv)降低(di)，模(mo)式數(shu)量(liang)(liang)快(kuai)速減(jian)小。將測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)室的(de)(de)(de)(de)體積(ji)翻倍(bei)有(you)效(xiao)擴展了三分之一(yi)(yi)音(yin)階的(de)(de)(de)(de)低(di)頻(pin)性能(neng)。聲(sheng)(sheng)(sheng)(sheng)音(yin)隔離良好(hao)設計(ji)并(bing)經過良好(hao)構建(jian)的(de)(de)(de)(de)外(wai)殼(ke)對噪聲(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)降低(di)通常(chang)在(zai)(zai)(zai)數(shu)值上(shang)**小于外(wai)殼(ke)組件的(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)音(yin)傳播損失。這是(shi)因(yin)為(wei)任何穿刺進入測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)室內(nei)部的(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)音(yin)會在(zai)(zai)(zai)幾次反射(she)之內(nei)滯留在(zai)(zai)(zai)測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)室內(nei)，從而提高能(neng)量(liang)(liang)強度(du)(du)。報告(gao)廳聲(sheng)(sheng)(sheng)(sheng)學怎么(me)做？隔音(yin)和(he)消聲(sheng)(sheng)(sheng)(sheng)？青海游泳館聲(sheng)(sheng)(sheng)(sheng)學方(fang)案

同時避免回聲(sheng)(sheng)(sheng)的(de)(de)(de)(de)干(gan)擾，從而(er)使得混響音(yin)色(se)既優(you)美又清晰。內(nei)(nei)部空間(jian)(jian)(jian)(jian)坐在觀(guan)眾席(xi)(xi)上(shang)對舞臺(tai)(tai)視野良好，劇(ju)院內(nei)(nei)部空間(jian)(jian)(jian)(jian)形(xing)(xing)狀(zhuang)形(xing)(xing)成一(yi)種強烈圍合(he)感(gan)，有利(li)于聲(sheng)(sheng)(sheng)音(yin)反(fan)(fan)(fan)射。一(yi)層視野一(yi)角(jiao)。可(ke)(ke)以看出(chu)各種聲(sheng)(sheng)(sheng)波(bo)反(fan)(fan)(fan)射鰭(qi)片和彎曲的(de)(de)(de)(de)樓板(ban)底(di)面(mian)形(xing)(xing)狀(zhuang)、光滑(hua)的(de)(de)(de)(de)材質。底(di)層仰視視角(jiao)大膽利(li)用二(er)三(san)層觀(guan)眾席(xi)(xi)和舞臺(tai)(tai)旁(pang)邊(bian)的(de)(de)(de)(de)墻壁來取代原有的(de)(de)(de)(de)反(fan)(fan)(fan)射板(ban)更為巧妙的(de)(de)(de)(de)是設(she)(she)計(ji)(ji)(ji)的(de)(de)(de)(de)座椅(yi)背(bei)面(mian)有聲(sheng)(sheng)(sheng)音(yin)反(fan)(fan)(fan)射作用，座椅(yi)軟墊則(ze)有吸聲(sheng)(sheng)(sheng)作用，使座椅(yi)反(fan)(fan)(fan)轉時聲(sheng)(sheng)(sheng)音(yin)人耳(er)根本聽不到。側邊(bian)通道壁上(shang)有聲(sheng)(sheng)(sheng)音(yin)反(fan)(fan)(fan)射設(she)(she)計(ji)(ji)(ji)。座椅(yi)隔(ge)斷(duan)的(de)(de)(de)(de)形(xing)(xing)狀(zhuang)和材料。觀(guan)眾廳內(nei)(nei)表面(mian)看起來很隨意(yi)沒(mei)有規律可(ke)(ke)言，但沒(mei)有一(yi)塊是隨意(yi)確定的(de)(de)(de)(de)，深化設(she)(she)計(ji)(ji)(ji)及施(shi)工中不可(ke)(ke)以任意(yi)改動(dong)主觀(guan)眾廳內(nei)(nei)的(de)(de)(de)(de)墻、天(tian)花板(ban)、看臺(tai)(tai)邊(bian)緣(yuan)和觀(guan)眾席(xi)(xi)的(de)(de)(de)(de)分割攔(lan)板(ban)等的(de)(de)(de)(de)幾何形(xing)(xing)狀(zhuang)，內(nei)(nei)表面(mian)基(ji)本上(shang)是一(yi)個聲(sheng)(sheng)(sheng)反(fan)(fan)(fan)射表面(mian)，這些(xie)稱之為聲(sheng)(sheng)(sheng)擴散(san)元素，把反(fan)(fan)(fan)射聲(sheng)(sheng)(sheng)擴散(san)開(kai)來。聲(sheng)(sheng)(sheng)音(yin)擴以后，分布就會均勻。負責歌劇(ju)院聲(sheng)(sheng)(sheng)學設(she)(she)計(ji)(ji)(ji)的(de)(de)(de)(de)**杜曉軍表示，經過(guo)測試，廣(guang)州歌劇(ju)院的(de)(de)(de)(de)混響時間(jian)(jian)(jian)(jian)為，與(yu)**初設(she)(she)計(ji)(ji)(ji)的(de)(de)(de)(de)目標(biao)吻合(he)。一(yi)般(ban)話劇(ju)演(yan)出(chu)或報(bao)告廳的(de)(de)(de)(de)理(li)想混響時間(jian)(jian)(jian)(jian)是1秒，純交響樂(le)演(yan)奏(zou)的(de)(de)(de)(de)理(li)想時間(jian)(jian)(jian)(jian)是2秒，而(er)歌劇(ju)院的(de)(de)(de)(de)聲(sheng)(sheng)(sheng)效既要達到讓(rang)觀(guan)眾聽得清楚，又要保證伴奏(zou)音(yin)樂(le)優(you)美，所以就定位在。廣(guang)州歌劇(ju)院的(de)(de)(de)(de)室(shi)內(nei)(nei)也徹底(di)地貫徹了扎哈?哈迪(di)德的(de)(de)(de)(de)設(she)(she)計(ji)(ji)(ji)理(li)念(nian)。四川配音(yin)室(shi)聲(sheng)(sheng)(sheng)學設(she)(she)計(ji)(ji)(ji)工程公司(si)硅(gui)陶吸音(yin)板(ban)廠家推薦？

一、綜(zong)(zong)(zong)合(he)(he)(he)(he)體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)館(guan)介紹在(zai)(zai)國內外已建(jian)的(de)(de)(de)體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)館(guan)中(zhong)(zhong)，綜(zong)(zong)(zong)合(he)(he)(he)(he)體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)館(guan)占絕大(da)(da)(da)多數。由于(yu)(yu)綜(zong)(zong)(zong)合(he)(he)(he)(he)體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)館(guan)可以進(jin)行(xing)大(da)(da)(da)多數運動項目(mu)，列如：籃球、排球、手球、羽(yu)毛球、體(ti)(ti)(ti)(ti)操、擊劍等；根據它(ta)的(de)(de)(de)多功能使用要(yao)(yao)求(qiu)，因而對(dui)場(chang)(chang)館(guan)內音(yin)質的(de)(de)(de)要(yao)(yao)求(qiu)較高。其聲(sheng)(sheng)學(xue)(xue)(xue)設(she)(she)計(ji)(ji)指標(biao)要(yao)(yao)綜(zong)(zong)(zong)合(he)(he)(he)(he)各(ge)項運動項目(mu)的(de)(de)(de)音(yin)質要(yao)(yao)求(qiu)，根據各(ge)項功能中(zhong)(zhong)，音(yin)質要(yao)(yao)去較高的(de)(de)(de)項目(mu)來定(ding)。二、設(she)(she)計(ji)(ji)依據（1）《體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)場(chang)(chang)館(guan)聲(sheng)(sheng)學(xue)(xue)(xue)設(she)(she)計(ji)(ji)及(ji)測(ce)量規程》（2）《體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)建(jian)筑(zhu)設(she)(she)計(ji)(ji)規范》（3）《聲(sheng)(sheng)環境(jing)質量標(biao)準》（4）《民(min)用建(jian)筑(zhu)隔(ge)聲(sheng)(sheng)設(she)(she)計(ji)(ji)規范》（5）《建(jian)筑(zhu)隔(ge)聲(sheng)(sheng)評價標(biao)準》▲圖(tu)片來源：包(bao)圖(tu)網三、主要(yao)(yao)聲(sheng)(sheng)學(xue)(xue)(xue)技(ji)術指標(biao)1混(hun)(hun)(hun)(hun)響(xiang)(xiang)時(shi)間(jian)(jian)由于(yu)(yu)絕大(da)(da)(da)多數體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)運動都可以在(zai)(zai)綜(zong)(zong)(zong)合(he)(he)(he)(he)體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)場(chang)(chang)館(guan)內進(jin)行(xing)，故綜(zong)(zong)(zong)合(he)(he)(he)(he)體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)館(guan)比(bi)(bi)賽(sai)大(da)(da)(da)廳(ting)的(de)(de)(de)混(hun)(hun)(hun)(hun)響(xiang)(xiang)時(shi)間(jian)(jian)應(ying)適(shi)合(he)(he)(he)(he)于(yu)(yu)多數比(bi)(bi)賽(sai)項目(mu)的(de)(de)(de)要(yao)(yao)求(qiu)。根據《體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)場(chang)(chang)館(guan)聲(sheng)(sheng)學(xue)(xue)(xue)設(she)(she)計(ji)(ji)及(ji)測(ce)量規程》JPJ/T131——2012中(zhong)(zhong)規定(ding)，在(zai)(zai)頻(pin)率為(wei)500Hz——1000Hz時(shi)，不同容積比(bi)(bi)賽(sai)大(da)(da)(da)廳(ting)的(de)(de)(de)滿(man)場(chang)(chang)混(hun)(hun)(hun)(hun)響(xiang)(xiang)時(shi)間(jian)(jian)宜滿(man)足表(biao)(biao)1要(yao)(yao)求(qiu)。▲表(biao)(biao)1來源：《體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)場(chang)(chang)館(guan)聲(sheng)(sheng)學(xue)(xue)(xue)設(she)(she)計(ji)(ji)及(ji)測(ce)量規程》體(ti)(ti)(ti)(ti)育(yu)(yu)(yu)(yu)(yu)館(guan)采用了比(bi)(bi)賽(sai)大(da)(da)(da)廳(ting)與(yu)休息(xi)大(da)(da)(da)廳(ting)連(lian)通的(de)(de)(de)建(jian)筑(zhu)形式，需要(yao)(yao)在(zai)(zai)休息(xi)大(da)(da)(da)廳(ting)內進(jin)行(xing)一定(ding)的(de)(de)(de)吸(xi)聲(sheng)(sheng)處理，保(bao)證休息(xi)大(da)(da)(da)廳(ting)的(de)(de)(de)混(hun)(hun)(hun)(hun)響(xiang)(xiang)時(shi)間(jian)(jian)與(yu)比(bi)(bi)賽(sai)大(da)(da)(da)廳(ting)的(de)(de)(de)混(hun)(hun)(hun)(hun)響(xiang)(xiang)時(shi)間(jian)(jian)相(xiang)(xiang)近；否則(ze)，休息(xi)大(da)(da)(da)廳(ting)與(yu)比(bi)(bi)賽(sai)大(da)(da)(da)廳(ting)的(de)(de)(de)混(hun)(hun)(hun)(hun)響(xiang)(xiang)時(shi)間(jian)(jian)相(xiang)(xiang)差(cha)較大(da)(da)(da)，則(ze)會產生(sheng)耦合(he)(he)(he)(he)效應(ying)，影響(xiang)(xiang)比(bi)(bi)賽(sai)大(da)(da)(da)廳(ting)的(de)(de)(de)聲(sheng)(sheng)環境(jing)。

工廠車間的(de)(de)(de)(de)噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，主(zhu)(zhu)要(yao)噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)源(yuan)(yuan)為設備噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，就(jiu)需要(yao)有(you)針對性(xing)(xing)(xing)進行勘(kan)察(cha)分析和判(pan)斷(duan)，找到(dao)噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)污染的(de)(de)(de)(de)主(zhu)(zhu)要(yao)源(yuan)(yuan)頭，進行設計(ji)，設備噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)處理有(you)：隔(ge)(ge)(ge)(ge)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)罩(zhao)、消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)百(bai)葉、隔(ge)(ge)(ge)(ge)音房、隔(ge)(ge)(ge)(ge)振(zhen)處理等，車間裝飾方面可(ke)以(yi)(yi)有(you)針對性(xing)(xing)(xing)的(de)(de)(de)(de)做(zuo)(zuo)強吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)處理。1.吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)：利用(yong)(yong)(yong)吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)材料(liao)如玻璃(li)棉、泡(pao)沫塑料(liao)、礦渣棉、隔(ge)(ge)(ge)(ge)音氈、石(shi)棉絨、加氣(qi)(qi)混(hun)凝土(tu)、木絲板(ban)、甘蔗板(ban)等裝飾墻面或天花板(ban)，這些多孔(kong)材料(liao)能(neng)(neng)夠(gou)吸(xi)(xi)收(shou)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波，達(da)(da)到(dao)降低(di)噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)強度的(de)(de)(de)(de)目的(de)(de)(de)(de)。吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)材料(liao)主(zhu)(zhu)要(yao)吸(xi)(xi)收(shou)反(fan)射聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，對從聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)源(yuan)(yuan)直接發出的(de)(de)(de)(de)直達(da)(da)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)作用(yong)(yong)(yong)甚微，對高頻(pin)噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)比對低(di)頻(pin)噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)有(you)效(xiao)。低(di)頻(pin)噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)可(ke)采用(yong)(yong)(yong)共(gong)振(zhen)吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)辦法，用(yong)(yong)(yong)多孔(kong)板(ban)做(zuo)(zuo)吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)墻壁。這些措(cuo)施均能(neng)(neng)取得較好(hao)(hao)的(de)(de)(de)(de)吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)效(xiao)果。2.消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)：使用(yong)(yong)(yong)消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)是控制空(kong)氣(qi)(qi)動力性(xing)(xing)(xing)噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)主(zhu)(zhu)要(yao)措(cuo)施，消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)是一種(zhong)組織聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音傳播(bo)而(er)允許氣(qi)(qi)流(liu)通過(guo)的(de)(de)(de)(de)裝置，主(zhu)(zhu)要(yao)用(yong)(yong)(yong)于風(feng)道(dao)和排氣(qi)(qi)管(guan)道(dao)，常用(yong)(yong)(yong)消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)分阻性(xing)(xing)(xing)消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)和抗(kang)性(xing)(xing)(xing)消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)兩種(zhong)，二者聯合使用(yong)(yong)(yong)消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)效(xiao)果更(geng)好(hao)(hao)，質(zhi)量的(de)(de)(de)(de)消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)應當是消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)量大，空(kong)氣(qi)(qi)動力性(xing)(xing)(xing)能(neng)(neng)好(hao)(hao)，結(jie)構性(xing)(xing)(xing)能(neng)(neng)好(hao)(hao)，三者缺(que)一不可(ke)。3.隔(ge)(ge)(ge)(ge)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)：把產生(sheng)噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)設備或需要(yao)安(an)靜的(de)(de)(de)(de)場所封(feng)閉在一個小的(de)(de)(de)(de)空(kong)間中，使之與周圍(wei)環境(jing)隔(ge)(ge)(ge)(ge)絕起來(lai)，以(yi)(yi)達(da)(da)到(dao)控制噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)傳播(bo)的(de)(de)(de)(de)目的(de)(de)(de)(de)。如空(kong)壓站的(de)(de)(de)(de)隔(ge)(ge)(ge)(ge)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)室，窗(chuang)戶用(yong)(yong)(yong)雙層玻璃(li)，門窗(chuang)用(yong)(yong)(yong)吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)材料(liao)飾面，周圍(wei)用(yong)(yong)(yong)橡膠條密封(feng)，小型聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)源(yuan)(yuan)可(ke)用(yong)(yong)(yong)隔(ge)(ge)(ge)(ge)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)罩(zhao)。聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)學(xue)(xue)設計(ji)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)學(xue)(xue)工程(cheng)哪家公(gong)司(si)可(ke)以(yi)(yi)做(zuo)(zuo)？求推薦。

如弦樂(le)、木(mu)管樂(le)錄(lu)取(qu)直(zhi)達聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)后，追加人工(gong)混(hun)響(xiang)(xiang)的(de)(de)(de)(de)效果不(bu)(bu)佳，主要(yao)表(biao)現為(wei)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)(yin)不(bu)(bu)自(zi)然和(he)(he)缺乏柔和(he)(he)感。因(yin)此，需要(yao)有(you)(you)自(zi)然混(hun)響(xiang)(xiang)和(he)(he)強吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)相(xiang)結合的(de)(de)(de)(de)錄(lu)音(yin)(yin)(yin)棚，即在(zai)(zai)棚內(nei)設(she)(she)(she)置強吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)隔離小室，同(tong)(tong)時(shi)(shi)具有(you)(you)較(jiao)長混(hun)響(xiang)(xiang)時(shi)(shi)間(jian)的(de)(de)(de)(de)大空(kong)間(jian)，根(gen)據需要(yao)配置各(ge)類樂(le)器，進(jin)行分(fen)(fen)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)道(dao)錄(lu)音(yin)(yin)(yin)。可(ke)在(zai)(zai)同(tong)(tong)一(yi)個錄(lu)音(yin)(yin)(yin)空(kong)間(jian)內(nei)劃分(fen)(fen)出寂(ji)靜(jing)區(qu)與活(huo)躍(yue)區(qu)，即在(zai)(zai)其(qi)一(yi)端通過強吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)使混(hun)響(xiang)(xiang)時(shi)(shi)間(jian)很短(duan)（寂(ji)靜(jing)區(qu)）；在(zai)(zai)另(ling)一(yi)端，不(bu)(bu)做或(huo)少(shao)做吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，使混(hun)響(xiang)(xiang)時(shi)(shi)間(jian)增長（活(huo)躍(yue)區(qu)）。錄(lu)音(yin)(yin)(yin)時(shi)(shi)，根(gen)據各(ge)類樂(le)器對(dui)混(hun)響(xiang)(xiang)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)不(bu)(bu)同(tong)(tong)要(yao)求(qiu)，配置在(zai)(zai)不(bu)(bu)同(tong)(tong)的(de)(de)(de)(de)區(qu)域(yu)內(nei)。為(wei)了使寂(ji)靜(jing)區(qu)和(he)(he)活(huo)躍(yue)區(qu)在(zai)(zai)音(yin)(yin)(yin)質上有(you)(you)明(ming)顯差別，通常用(yong)各(ge)種(zhong)活(huo)動隔板和(he)(he)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)屏障，對(dui)不(bu)(bu)同(tong)(tong)區(qu)域(yu)進(jin)行分(fen)(fen)隔。四(si)、多(duo)功能音(yin)(yin)(yin)樂(le)錄(lu)音(yin)(yin)(yin)棚多(duo)功能錄(lu)音(yin)(yin)(yin)棚就是通過創(chuang)造一(yi)個可(ke)變聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)學(xue)條(tiao)件的(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)學(xue)環境來滿(man)足多(duo)種(zhong)錄(lu)音(yin)(yin)(yin)要(yao)求(qiu)的(de)(de)(de)(de)錄(lu)音(yin)(yin)(yin)棚。為(wei)使錄(lu)音(yin)(yin)(yin)室混(hun)響(xiang)(xiang)時(shi)(shi)間(jian)可(ke)調(diao)(diao)(diao)(diao)，在(zai)(zai)多(duo)功能錄(lu)音(yin)(yin)(yin)棚的(de)(de)(de)(de)墻(qiang)面和(he)(he)頂(ding)棚設(she)(she)(she)置可(ke)調(diao)(diao)(diao)(diao)吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)結構(gou)，并備有(you)(you)活(huo)動吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、隔聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)屏障，以(yi)便需要(yao)時(shi)(shi)圍成隔聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)小室。多(duo)功能錄(lu)音(yin)(yin)(yin)棚設(she)(she)(she)計中，可(ke)調(diao)(diao)(diao)(diao)吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)結構(gou)的(de)(de)(de)(de)設(she)(she)(she)計是關鍵。這種(zhong)可(ke)調(diao)(diao)(diao)(diao)吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)結構(gou)應(ying)滿(man)足以(yi)下(xia)幾(ji)個方面的(de)(de)(de)(de)要(yao)求(qiu)：1、可(ke)調(diao)(diao)(diao)(diao)幅度大，吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)棉暴露(lu)時(shi)(shi)為(wei)強吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)結構(gou)，反(fan)射面暴露(lu)時(shi)(shi)幾(ji)乎不(bu)(bu)吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)；2、在(zai)(zai)80-8000Hz頻率(lv)范圍內(nei)各(ge)頻帶吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)調(diao)(diao)(diao)(diao)幅量(liang)接(jie)近相(xiang)同(tong)(tong)；3、處于反(fan)射狀態時(shi)(shi)，不(bu)(bu)產(chan)生聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)學(xue)缺陷，仍具有(you)(you)良好的(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)擴散。無(wu)機纖維噴(pen)涂聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)學(xue)性能怎(zen)么(me)樣？能隔音(yin)(yin)(yin)多(duo)少(shao)分(fen)(fen)貝？重慶念佛堂(tang)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)學(xue)設(she)(she)(she)計工(gong)程公司(si)

宴(yan)會(hui)廳太吵怎么辦？是什么原因？怎么處理？青海游泳館(guan)聲學(xue)方案

大房間(jian)以(yi)(yi)及用(yong)(yong)于(yu)高頻測試(shi)的(de)(de)(de)(de)(de)(de)房間(jian)有時候*包含三(san)英寸(cun)的(de)(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)吸收(shou)(shou)材料。自(zi)(zi)由(you)場室(shi)(shi)(shi)(shi)(shi)用(yong)(yong)于(yu)工程(cheng)級別(bie)和調查級別(bie)的(de)(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)功(gong)率測試(shi)。自(zi)(zi)由(you)場室(shi)(shi)(shi)(shi)(shi)還用(yong)(yong)于(yu)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)強度(du)測試(shi)，其主(zhu)要(yao)(yao)(yao)功(gong)能是(shi)控(kong)制環境噪聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，通(tong)過降低(di)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)反(fan)射(she)提(ti)(ti)**度(du)測試(shi)的(de)(de)(de)(de)(de)(de)精度(du)。用(yong)(yong)于(yu)工程(cheng)等級的(de)(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)功(gong)率測試(shi)，需(xu)要(yao)(yao)(yao)使用(yong)(yong)平(ping)行六面體測試(shi)表面。主(zhu)要(yao)(yao)(yao)驗證步驟是(shi)在參照聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)源上完(wan)(wan)(wan)成聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)壓(ya)測試(shi)，注(zhu)意聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)功(gong)率差(cha)別(bie)是(shi)根據測量(liang)網格計算的(de)(de)(de)(de)(de)(de)。比較大允許(xu)出(chu)(chu)現(xian)2dB差(cha)別(bie)。如果差(cha)別(bie)過大，室(shi)(shi)(shi)(shi)(shi)內的(de)(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)吸收(shou)(shou)材料無法(fa)改(gai)進，解決方(fang)案是(shi)使用(yong)(yong)更多布(bu)置在聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)源附(fu)近的(de)(de)(de)(de)(de)(de)麥(mai)克風。關于(yu)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)強度(du)測試(shi)的(de)(de)(de)(de)(de)(de)注(zhu)意事項聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)強度(du)的(de)(de)(de)(de)(de)(de)理論指出(chu)(chu)測試(shi)方(fang)法(fa)可以(yi)(yi)完(wan)(wan)(wan)全消(xiao)除室(shi)(shi)(shi)(shi)(shi)內聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)反(fan)射(she)和環境噪聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)影響。這(zhe)個理論背后要(yao)(yao)(yao)點(dian)(dian)是(shi)：使用(yong)(yong)無限多的(de)(de)(de)(de)(de)(de)采(cai)樣點(dian)(dian)源輸出(chu)(chu)完(wan)(wan)(wan)全穩定(ding)或是(shi)所有點(dian)(dian)同時采(cai)樣實(shi)際(ji)實(shi)現(xian)要(yao)(yao)(yao)求在一(yi)段時間(jian)內順序采(cai)樣有限多的(de)(de)(de)(de)(de)(de)點(dian)(dian)。因此(ci)盡(jin)管這(zhe)個方(fang)法(fa)可以(yi)(yi)將(jiang)反(fan)射(she)效應抑制到(dao)一(yi)定(ding)的(de)(de)(de)(de)(de)(de)程(cheng)度(du)，它(ta)卻無法(fa)完(wan)(wan)(wan)全消(xiao)除它(ta)。自(zi)(zi)由(you)場室(shi)(shi)(shi)(shi)(shi)通(tong)常提(ti)(ti)供(gong)充(chong)足的(de)(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)吸收(shou)(shou)和聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)隔絕，從而可以(yi)(yi)得到(dao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)(yin)強度(du)方(fang)法(fa)的(de)(de)(de)(de)(de)(de)完(wan)(wan)(wan)美結果。自(zi)(zi)由(you)場房間(jian)的(de)(de)(de)(de)(de)(de)優(you)點(dian)(dian)/缺(que)點(dian)(dian)優(you)點(dian)(dian)：可以(yi)(yi)接受的(de)(de)(de)(de)(de)(de)測量(liang)精度(du)優(you)點(dian)(dian)：需(xu)要(yao)(yao)(yao)大小適中、相對便宜、經(jing)過驗證的(de)(de)(de)(de)(de)(de)測試(shi)室(shi)(shi)(shi)(shi)(shi)。缺(que)點(dian)(dian)：大量(liang)的(de)(de)(de)(de)(de)(de)麥(mai)克風位置需(xu)要(yao)(yao)(yao)使用(yong)(yong)大量(liang)麥(mai)克風。如果實(shi)驗室(shi)(shi)(shi)(shi)(shi)吞吐(tu)量(liang)是(shi)重要(yao)(yao)(yao)的(de)(de)(de)(de)(de)(de)，則需(xu)要(yao)(yao)(yao)考慮多通(tong)道的(de)(de)(de)(de)(de)(de)同步采(cai)集。青(qing)海游泳館聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)學方(fang)案

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