浜у搧涓績(jī)
浜у搧璇︾粏
褰撳墠浣嶇疆錛?a href="/">棣栭〉 > 渚涘簲浜у搧 > 鍛ㄨ竟璁懼 > dbx鍧囪 鍣?/a>
dbx鍧囪 鍣?/h1>
30~60Hz 娌夐椃濡傛病鏈夌浉褰撳ぇ鐨勫搷搴︼紝浜鴻�沖緢闅炬劅瑙夈�?/span>
60~100Hz 娌夐噸80Hz闄勮繎鑳戒駭鐢熸瀬寮虹殑鈥滈噸鎰熲�濇晥鏋滐紝鍝嶅害寰堥珮涔熶笉浼?xì)缁欎壶檲掓湇鐨勬劅瑙夊Q屽彲緇欎漢浠ュ己鐑堢殑鍒烘縺浣滅敤銆?/span>
100~200Hz 涓版弧
200~500Hz 鍔涘害鏄撳紩璧峰棥鍡″０鐨勭儲(chǔ)闂峰績(jī)鐞嗐�?/span>
500~1KHz 鏄庢湕800Hz闄勮繎濡傛彁鍗?0dB錛屼細(xì)鏄庢樉浜х敓涓�縐嶅槇鏉傛劅錛岀嫮紿勬劅銆?/span>
1K~2KHz 閫忎寒
2K~4Kz 灝栭攼2800Hz闄勮繎鏄庝寒鎰熷叧緋誨ぇ錛?400Hz鏄撳紩璧峰惉瑙夌柌鍔熾�?/span>
4K~8Kz 娓呰剢6800Hz褰㈡垚灝栧暩錛岄攼鍒╃殑鎰熻錛?gt;7.5KHz闊蟲劅娓呭交綰ょ粏銆?/span>
30~60Hz 娌夐椃濡傛病鏈夌浉褰撳ぇ鐨勫搷搴︼紝浜鴻�沖緢闅炬劅瑙夈�?/span>
60~100Hz 娌夐噸80Hz闄勮繎鑳戒駭鐢熸瀬寮虹殑鈥滈噸鎰熲�濇晥鏋滐紝鍝嶅害寰堥珮涔熶笉浼?xì)缁欎壶檲掓湇鐨勬劅瑙夊Q屽彲緇欎漢浠ュ己鐑堢殑鍒烘縺浣滅敤銆?/span>
100~200Hz 涓版弧
200~500Hz 鍔涘害鏄撳紩璧峰棥鍡″０鐨勭儲(chǔ)闂峰績(jī)鐞嗐�?/span>
500~1KHz 鏄庢湕800Hz闄勮繎濡傛彁鍗?0dB錛屼細(xì)鏄庢樉浜х敓涓�縐嶅槇鏉傛劅錛岀嫮紿勬劅銆?/span>
1K~2KHz 閫忎寒
2K~4Kz 灝栭攼2800Hz闄勮繎鏄庝寒鎰熷叧緋誨ぇ錛?400Hz鏄撳紩璧峰惉瑙夌柌鍔熾�?/span>
4K~8Kz 娓呰剢6800Hz褰㈡垚灝栧暩錛岄攼鍒╃殑鎰熻錛?gt;7.5KHz闊蟲劅娓呭交綰ょ粏銆?/span>
涓婁竴鏉★細(xì)dbx鍧囪 鍣?/a>
涓嬩竴鏉★細(xì)dbx鍧囪 鍣?/a>
鐩稿叧鏍囩錛?a href='/key.aspx?k=%e5%91%a8%e8%be%b9%e8%ae%be%e5%a4%87'>鍛ㄨ竟璁懼,dbx鍧囪 鍣ㄤ環(huán)鏍?/a>,dbx鍧囪 鍣ㄦ壒鍙?/a>,
鏉ユ簮錛?a href='http://www.diambeaute.cn/supply/136.html'>http://www.diambeaute.cn/supply/136.html
鍙戝竷鏃墮棿錛?017/4/18 0:00:00
