網(wang)站(zhan)首(shou)頁(ye) > 搜(sou)索(suo) > 全(quan)站(zhan)搜(sou)索(suo)  '關(guan)鍵(jian)字(zi): 消(xiao)聲(sheng)室(shi)'
- 消(xiao)聲(sheng)室(shi)測(ce)試(shi)房(fang)產(chan)品(pin)簡(jian)介(jie):指(zhi)一(yi)間(jian)沒(mo)有(you)反(fan)射(she)的(di)特(te)殊(shu)聲(sheng)學(xue)房(fang)間(jian),在(zai)消(xiao)聲(sheng)室(shi)的(di)牆(qiang)壁(bi)上(shang)均(jun)鋪(pu)設(she)得(dei)有(you)吸(xi)聲(sheng)性(xing)能(neng)良(liang)好(hao)的(di)吸(xi)聲(sheng)材(cai)料(liao);因(yin)此(ci),室(shi)內(nei)便(pian)不(bu)會(kuai)有(you)聲(sheng)波(bo)的(di)反(fan)射(she)。應(ying)用(yong)行(hang)業(ye):可(ke)以(yi)測(ce)定(ding)吸(xi)聲(sheng)材(cai)料(liao)及(ji)吸(xi)聲(sheng)結(jie)構(gou)的(di)吸(xi)聲(sheng)係(ji)數(shuo),測(ce)量(liang)設(she)備(bei)和(hu)產(chan)品(pin)的(di)噪(zao)聲(sheng)級(ji)功(gong)...2024-06-24 14:02:20
- 高(gao)精(jing)密(mi)消(xiao)聲(sheng)室(shi)消(xiao)聲(sheng)室(shi)類(lei)型(xing):精(jing)密(mi)級(ji)全(quan)消(xiao)聲(sheng)室(shi)消(xiao)聲(sheng)室(shi)用(yong)途(tu):藍(lan)牙(ya)耳(er)機(ji)噪(zao)音(yin)測(ce)試(shi)消(xiao)聲(sheng)室(shi)具(ju)體(ti)參(shen)數(shuo):1、室(shi)外(wai)噪(zao)聲(sheng)值(zhi):≦60dB(A、B、C計(ji)權(quan))2、室(shi)內(nei)本(ben)底(di)噪(zao)聲(sheng)值(zhi):13dB(取(qu)點(dian)測(ce)...2022-06-20 14:44:40
- 消(xiao)聲(sheng)室(shi)消(xiao)聲(sheng)室(shi)簡(jian)介(jie):消(xiao)聲(sheng)室(shi)又(you)叫(jiao)無(wu)響(xiang)室(shi)、無(wu)音(yin)室(shi),是(shi)聲(sheng)學(xue)測(ce)試(shi)的(di)一(yi)個(ge)特(te)殊(shu)實(shi)驗(yan)室(shi),也(ye)屬(zhu)於(yu)一(yi)種(zhong)聲(sheng)學(xue)測(ce)試(shi)設(she)備(bei),用(yong)來(lai)測(ce)試(shi)電(dian)聲(sheng)元(yuan)器(qi)件(jian)產(chan)品(pin)的(di)聲(sheng)學(xue)係(ji)數(shuo)和(hu)噪(zao)聲(sheng)級(ji)。消(xiao)聲(sheng)室(shi)的(di)設(she)計(ji)標(biao)準(zhun):...2022-06-20 14:42:22
- 全(quan)消(xiao)聲(sheng)室(shi)2021-04-20 09:19:08
- 半(ban)消(xiao)聲(sheng)室(shi)2021-04-20 09:18:07
- 如(ru)何(he)避(bi)免(wen)長(zhang)時(shi)間(jian)處(chu)於(yu)消(xiao)聲(sheng)室(shi)中(zhong)的(di)不(bu)適(kuo)長(zhang)時(shi)間(jian)處(chu)於(yu)消(xiao)聲(sheng)室(shi)中(zhong)確(que)實(shi)可(ke)能(neng)會(kuai)引(yin)發(fa)一(yi)些(xie)不(bu)適(kuo)感(gan),如(ru)空(kong)間(jian)感(gan)的(di)喪(sang)失(shi)、焦(jiao)慮(lv)、暈(yun)眩(xuan)等(deng)。為(wei)了(liao)盡(jin)量(liang)減(jian)少(shao)這(zhe)些(xie)不(bu)良(liang)影(ying)響(xiang),可(ke)以(yi)采(cai)取(qu)以(yi)下(xia)幾(ji)種(zhong)策(ce)略(lüe):限(xian)製(zhi)停(ting)留(liu)時(shi)間(jian):嚴(yan)格(ge)控(kong)製(zhi)在(zai)消(xiao)聲(sheng)室(shi)內(nei)的(di)時(shi)間(jian)...2024-12-25 09:14:10
- 半(ban)消(xiao)聲(sheng)室(shi)如(ru)何(he)處(chu)理(li)測(ce)試(shi)過(guo)程(cheng)中(zhong)出(chu)現(xian)的(di)異(yi)常(chang)情(qing)況(kuang)在(zai)半(ban)消(xiao)聲(sheng)室(shi)進(jin)行(hang)聲(sheng)學(xue)測(ce)試(shi)時(shi),可(ke)能(neng)會(kuai)遇(yu)到(dao)各(ge)種(zhong)異(yi)常(chang)情(qing)況(kuang),這(zhe)些(xie)異(yi)常(chang)情(qing)況(kuang)可(ke)能(neng)會(kuai)影(ying)響(xiang)測(ce)試(shi)結(jie)果(guo)的(di)準(zhun)確(que)性(xing)和(hu)可(ke)靠(kao)性(xing)。為(wei)了(liao)確(que)保(bao)測(ce)試(shi)順(shun)利(li)進(jin)行(hang)並(bing)獲(huo)得(dei)有(you)效(xiao)的(di)數(shuo)據(ju),需(xu)要(yao)有(you)一(yi)套(tao)應(ying)對(dui)異(yi)常(chang)...2024-12-02 15:02:20
- 半(ban)消(xiao)聲(sheng)室(shi)測(ce)試(shi)注(zhu)意(yi)事(shi)項(xiang)半(ban)消(xiao)聲(sheng)室(shi)是(shi)一(yi)種(zhong)用(yong)於(yu)測(ce)量(liang)設(she)備(bei)輻(fu)射(she)噪(zao)聲(sheng)或(huo)進(jin)行(hang)聲(sheng)學(xue)測(ce)試(shi)的(di)特(te)殊(shu)房(fang)間(jian)。它(ta)設(she)計(ji)成(cheng)能(neng)吸(xi)收(shou)大(dai)部(bu)分(fen)入(ru)射(she)聲(sheng)波(bo),從(zong)而(er)提(ti)供(gong)一(yi)個(ge)幾(ji)乎(hu)無(wu)回(hui)聲(sheng)的(di)環(huan)境(jing)。在(zai)這(zhe)樣(yang)的(di)環(huan)境(jing)中(zhong)進(jin)行(hang)測(ce)試(shi)可(ke)以(yi)得(dei)到(dao)更(geng)...2024-11-21 11:14:26
- 評(ping)估(gu)消(xiao)聲(sheng)室(shi)製(zhi)作(zuo)方(fang)案(an)需(xu)要(yao)哪(nei)些(xie)參(shen)數(shuo)評(ping)估(gu)消(xiao)聲(sheng)室(shi)製(zhi)作(zuo)方(fang)案(an)時(shi),需(xu)要(yao)考(kao)慮(lv)多(duo)個(ge)關(guan)鍵(jian)參(shen)數(shuo),以(yi)確(que)保(bao)消(xiao)聲(sheng)室(shi)能(neng)夠(gou)滿(man)足(ju)聲(sheng)學(xue)測(ce)試(shi)的(di)需(xu)求(qiu)。以(yi)下(xia)是(shi)一(yi)些(xie)主(zhu)要(yao)的(di)參(shen)數(shuo):1. 自(zi)由(you)聲(sheng)場(chang)的(di)頻(pin)率(shuai)範(fan)圍(wei)和(hu)空(kong)間(jian)範(fan)圍(wei)根(gen)據(ju)ISO3745...2024-10-23 16:25:05
- 消(xiao)聲(sheng)室(shi)主(zhu)體(ti)結(jie)構(gou)是(shi)怎(zen)麽(ma)做(zuo)的(di)消(xiao)聲(sheng)室(shi)是(shi)一(yi)種(zhong)特(te)殊(shu)的(di)房(fang)間(jian),用(yong)於(yu)測(ce)量(liang)聲(sheng)學(xue)特(te)性(xing)或(huo)進(jin)行(hang)聲(sheng)學(xue)實(shi)驗(yan),其(qi)內(nei)部(bu)幾(ji)乎(hu)完(wan)全(quan)消(xiao)除(chu)反(fan)射(she)聲(sheng)波(bo),隻(zhi)保(bao)留(liu)直(zhi)達(da)聲(sheng)。為(wei)了(liao)達(da)到(dao)這(zhe)一(yi)目(mu)的(di),消(xiao)聲(sheng)室(shi)的(di)設(she)計(ji)必(bi)須(xu)能(neng)夠(gou)有(you)效(xiao)隔(ge)絕(jue)外(wai)界(jie)噪(zao)...2024-09-18 14:11:35

