產品特(te)(te)點(dian)：消(xiao)(xiao)(xiao)聲(sheng)(sheng)器(qi)具有(you)良(liang)好的中高頻(pin)消(xiao)(xiao)(xiao)聲(sheng)(sheng)性(xing)(xing)能。按氣流(liu)通道幾何形狀不同，可(ke)分(fen)為直管式(shi)(shi)、片式(shi)(shi)、折板(ban)式(shi)(shi)、迷宮式(shi)(shi)、蜂窩式(shi)(shi)、聲(sheng)(sheng)流(liu)式(shi)(shi)、障板(ban)式(shi)(shi)、彎頭式(shi)(shi)等。抗性(xing)(xing)消(xiao)(xiao)(xiao)聲(sheng)(sheng)器(qi)適(shi)用(yong)于消(xiao)(xiao)(xiao)除中低頻(pin)噪聲(sheng)(sheng)或窄帶噪聲(sheng)(sheng)。按其(qi)作用(yong)原理(li)不同，可(ke)分(fen)為擴張(zhang)式(shi)(shi)、共振(zhen)腔式(shi)(shi)和干涉(she)式(shi)(shi)等多種型式(shi)(shi)。阻抗復(fu)合式(shi)(shi)消(xiao)(xiao)(xiao)聲(sheng)(sheng)器(qi)，有(you)共振(zhen)腔、擴張(zhang)室、穿(chuan)孔屏等聲(sheng)(sheng)學濾波(bo)器(qi)件，綜合了阻性(xing)(xing)消(xiao)(xiao)(xiao)聲(sheng)(sheng)器(qi)良(liang)好的中高頻(pin)消(xiao)(xiao)(xiao)聲(sheng)(sheng)特(te)(te)性(xing)(xing)和阻抗性(xing)(xing)消(xiao)(xiao)(xiao)聲(sheng)(sheng)器(qi)較好的低頻(pin)消(xiao)(xiao)(xiao)聲(sheng)(sheng)特(te)(te)性(xing)(xing)，因此其(qi)消(xiao)(xiao)(xiao)聲(sheng)(sheng)頻(pin)帶寬，它(ta)是較常用(yong)的標準消(xiao)(xiao)(xiao)聲(sheng)(sheng)器(qi)系列之一。適(shi)宜風(feng)速為6～8米/秒，可(ke)達到8～12米，可(ke)單(dan)獨使(shi)用(yong)，也可(ke)串聯使(shi)用(yong)。消(xiao)(xiao)(xiao)聲(sheng)(sheng)效(xiao)果：低頻(pin)10～15dB/m，中