褰卞搷闊沖搷闊寵壊鐨勫洓澶ц绱?/h1>
鏉ユ簮錛?span>http://www.eacb.cn/news/151.html 鏇存柊鏃墮棿錛?019-09-16
1銆佷俊鍙鋒簮
鍔熸斁鐨勪綔鐢ㄥ氨鏄妸寰急鐨勭數騫充俊鍙鋒簮鏀懼ぇ杈撳嚭緇欓煶綆憋紝鐒跺悗鐢遍煶綆遍噷鐨勫枃鍙崟鍏冪殑鎸姩鐨勯鐜囧揩鎱㈡潵鍙戝嚭鍚勭棰戠巼鐨勫０闊籌紝涔熷氨鏄垜浠惉鍒扮殑楂樸�佷腑銆佷綆闊籌紝濡傛灉淇″彿婧愭湁鏉傞煶錛堝け鐪燂級鎴栭�氳繃鍘嬬緝浠ュ悗涓㈠け浜嗘煇浜涗俊鍙鋒垚鍒嗭紝閫氳繃鍔熸斁鍔熺巼鏀懼ぇ浠ュ悗錛岃繖浜涙潅闊沖氨浼氭斁澶х殑鏇村ぇ錛屼涪澶辯殑鎴愬垎灝辨斁涓嶅嚭鏉ワ紝鎵�浠ュ湪鎴戜滑璇勪環闊沖搷鏃剁敤鐨勯煶婧愬ソ鍧忓緢鍏抽敭銆?/span>
2銆佸櫒鏉愭湰韜?/span>
涔熷氨鏄鍔熸斁瑕佷俊鍣瘮楂樸�佹湁鏁堥鍝嶈瀹姐�佸け鐪熷害搴曪紝闊崇鏈夋晥棰戠巼瑕佸銆侀鍝嶆洸綰胯騫沖潶錛岄鍝嶈兘杈懼埌20Hz--20KHz鐨勯煶鍝嶅彲浠ヨ鏄緢涓嶉敊鐨勶紝鐩墠涓�鍙煶綆辮兘杈懼埌20Hz--20KHz+3%dB鐨勬槸灝戜箣鍙堝皯錛屽競闈笂鏈夊ソ澶氶煶鍝嶈楂橀鑳借揪鍒?0鐢氳嚦40KHz,榪欒鏄庨煶鍝嶅搧璐ㄦ槸鍦ㄤ笉鏂殑榪涙錛屼絾鏄垜浠甯鎬漢鐨勮�蟲湹瓚呰繃20KHz浠ヤ笂鐨勪俊鍙鋒槸寰堥毦鍒嗚鯨鍑烘潵錛屾墍浠ヨ拷姹備竴浜涙垜浠惉涓嶅埌鐨勮秴楂橀涔熸病蹇呰錛屽彧鏈夐鍝嶅鏇茬嚎騫沖潶鎵嶈兘閫肩湡鐨勫啀鐜板師澹幫紝鍔熺巼鏂歸潰灝辮鐪嬩嬌鐢ㄩ潰縐殑澶у皬鑰屽畾錛岃鎴愭姣旓紝濡傛灉闈㈢Н澶皬鍔熺巼澶ぇ錛屽０鍘嬩竴澶у氨浼氶�犳垚澶鐨勫弽灝勫０錛屼嬌闊寵壊鍙樺緱嫻戞祳涓嶆竻錛屽弽涔嬪垯澹板帇涓嶅銆傚姛鏀懼姛鐜囨瘮闊崇鍔熺巼鍦ㄩ樆鎶楀尮閰嶆椂濂藉ぇ20錛呭埌50錛呰繖鏍蜂綆闊充細緇撳疄鏈夊姏浜涳紝涓珮闊沖眰嬈′細杈冩竻鏅幫紝澹板帇澶ф椂娌￠偅涔堝鏄撳け鐪熴�?/span>
3銆佷嬌鐢ㄨ�呮湰韜?/span>
鏈変簺浜轟拱闊沖搷鏄負浜嗘憜璁撅紝鏈変簺浜烘槸涓轟簡嬈ｈ祻闊充箰銆佽繕鏈変竴縐嶆槸涓轟簡鏄捐��錛岀畝鍗曠偣璇村鏋滀竴涓漢濡傛灉榪為珮浣庨煶閮藉垎涓嶆竻妤氱殑璇濓紝鑳藉惉鍑轟粈涔堟槸濂界殑闊寵川鍚楋紵闄や簡浼氬惉榪樺緱浼氱敤錛屾湁浜涗漢闊沖搷瑁呭ソ鍚庯紝瀹夎鎶�甯堣皟濂芥晥鏋滅畝鍗曡璁詫紝緇撴灉鏄湁涓�澶╀笉灝忓績璋佸ソ濂囧幓鍔ㄤ簡涓�浜涙棆閽紝鏁堟灉澶у灝卞彲鎯寵�岀煡浜嗭紝榪欓噷騫朵笉鏄瑕佹噦浠�涔堟妧鏈紝灝卞儚鎴戜滑寮�杞︿竴鏍瘋搗鐮佽寮勬噦鍚勪釜寮�鍏熾�佹寜閽�佹棆閽槸浠�涔堜綔鐢紝鎵嶈兘鍙戞尌榪欎釜杞︾殑鎬ц兘鍜屼嬌鐢ㄥ畨鍏ㄣ�?/span>
4銆佷嬌鐢ㄧ幆澧?/span>
澶у閮界煡閬撶┖鎴塊棿娌′綇浜烘椂錛屽嚮鎺屻�佽璇濇椂鍥為煶鐗瑰埆澶э紝榪欐槸鍥犱負鎴塊棿鍏潰娌℃湁鍚擱煶鏉愭枡鎴栧惛闊充笉澶燂紝鍙嶅皠澹伴�犳垚鐨勩�傞煶鍝嶄篃涓�鏍鳳紝濡傛灉鍚擱煶涓嶅ソ鏀懼嚭鏉ョ殑澹伴煶灝變笉濂藉惉錛屽挨鍏舵槸澹伴煶紼嶅ぇ灝變細寰堟祽嫻婂埡鑰籌紝褰撶劧鏈変簺浜鴻瀹墮噷涓嶅彲鑳芥悶鐨勮薄涓撲笟璇曢煶瀹や竴鏍鳳紝鍏跺疄鍙涓嬩竴鐐瑰績鎬濄�佽姳鐐歸挶灝辮兘鎼炲ソ姣斿錛氬湪闈㈢Н杈冨ぇ鐨勫闈㈡寕涓�騫呭埡緇ｅ浘鐢繪湁濂界湅鍙堝惛闊籌紝鐜葷拑紿楁寕鍘氫竴鐐圭殑媯夎川紿楀笜錛屽湪灝辨槸鍦伴潰涓婇摵鍦版錛屽摢鎬曟槸鍦伴潰涓棿閾轟竴鍧楄楗板湴姣晥鏋滈兘浼氬嚭浜烘剰澶栵紝濡傛灉瑕佸仛鐨勬洿濂藉彲鍦ㄥ涓婃垨欏跺悐涓�浜涜蔣鎬т笉鍏夋粦鐨勮楗板搧錛屾棦緹庤錛屽張鍑忓皯鍙嶅皠錛屼竴涓句袱寰椼�?/span>
鐩稿叧鏍囩錛?a href='/key.aspx?k=%e9%9f%b3%e5%93%8d'>闊沖搷,
1銆佷俊鍙鋒簮
鍔熸斁鐨勪綔鐢ㄥ氨鏄妸寰急鐨勭數騫充俊鍙鋒簮鏀懼ぇ杈撳嚭緇欓煶綆憋紝鐒跺悗鐢遍煶綆遍噷鐨勫枃鍙崟鍏冪殑鎸姩鐨勯鐜囧揩鎱㈡潵鍙戝嚭鍚勭棰戠巼鐨勫０闊籌紝涔熷氨鏄垜浠惉鍒扮殑楂樸�佷腑銆佷綆闊籌紝濡傛灉淇″彿婧愭湁鏉傞煶錛堝け鐪燂級鎴栭�氳繃鍘嬬緝浠ュ悗涓㈠け浜嗘煇浜涗俊鍙鋒垚鍒嗭紝閫氳繃鍔熸斁鍔熺巼鏀懼ぇ浠ュ悗錛岃繖浜涙潅闊沖氨浼氭斁澶х殑鏇村ぇ錛屼涪澶辯殑鎴愬垎灝辨斁涓嶅嚭鏉ワ紝鎵�浠ュ湪鎴戜滑璇勪環闊沖搷鏃剁敤鐨勯煶婧愬ソ鍧忓緢鍏抽敭銆?/span>
2銆佸櫒鏉愭湰韜?/span>
涔熷氨鏄鍔熸斁瑕佷俊鍣瘮楂樸�佹湁鏁堥鍝嶈瀹姐�佸け鐪熷害搴曪紝闊崇鏈夋晥棰戠巼瑕佸銆侀鍝嶆洸綰胯騫沖潶錛岄鍝嶈兘杈懼埌20Hz--20KHz鐨勯煶鍝嶅彲浠ヨ鏄緢涓嶉敊鐨勶紝鐩墠涓�鍙煶綆辮兘杈懼埌20Hz--20KHz+3%dB鐨勬槸灝戜箣鍙堝皯錛屽競闈笂鏈夊ソ澶氶煶鍝嶈楂橀鑳借揪鍒?0鐢氳嚦40KHz,榪欒鏄庨煶鍝嶅搧璐ㄦ槸鍦ㄤ笉鏂殑榪涙錛屼絾鏄垜浠甯鎬漢鐨勮�蟲湹瓚呰繃20KHz浠ヤ笂鐨勪俊鍙鋒槸寰堥毦鍒嗚鯨鍑烘潵錛屾墍浠ヨ拷姹備竴浜涙垜浠惉涓嶅埌鐨勮秴楂橀涔熸病蹇呰錛屽彧鏈夐鍝嶅鏇茬嚎騫沖潶鎵嶈兘閫肩湡鐨勫啀鐜板師澹幫紝鍔熺巼鏂歸潰灝辮鐪嬩嬌鐢ㄩ潰縐殑澶у皬鑰屽畾錛岃鎴愭姣旓紝濡傛灉闈㈢Н澶皬鍔熺巼澶ぇ錛屽０鍘嬩竴澶у氨浼氶�犳垚澶鐨勫弽灝勫０錛屼嬌闊寵壊鍙樺緱嫻戞祳涓嶆竻錛屽弽涔嬪垯澹板帇涓嶅銆傚姛鏀懼姛鐜囨瘮闊崇鍔熺巼鍦ㄩ樆鎶楀尮閰嶆椂濂藉ぇ20錛呭埌50錛呰繖鏍蜂綆闊充細緇撳疄鏈夊姏浜涳紝涓珮闊沖眰嬈′細杈冩竻鏅幫紝澹板帇澶ф椂娌￠偅涔堝鏄撳け鐪熴�?/span>
3銆佷嬌鐢ㄨ�呮湰韜?/span>
鏈変簺浜轟拱闊沖搷鏄負浜嗘憜璁撅紝鏈変簺浜烘槸涓轟簡嬈ｈ祻闊充箰銆佽繕鏈変竴縐嶆槸涓轟簡鏄捐��錛岀畝鍗曠偣璇村鏋滀竴涓漢濡傛灉榪為珮浣庨煶閮藉垎涓嶆竻妤氱殑璇濓紝鑳藉惉鍑轟粈涔堟槸濂界殑闊寵川鍚楋紵闄や簡浼氬惉榪樺緱浼氱敤錛屾湁浜涗漢闊沖搷瑁呭ソ鍚庯紝瀹夎鎶�甯堣皟濂芥晥鏋滅畝鍗曡璁詫紝緇撴灉鏄湁涓�澶╀笉灝忓績璋佸ソ濂囧幓鍔ㄤ簡涓�浜涙棆閽紝鏁堟灉澶у灝卞彲鎯寵�岀煡浜嗭紝榪欓噷騫朵笉鏄瑕佹噦浠�涔堟妧鏈紝灝卞儚鎴戜滑寮�杞︿竴鏍瘋搗鐮佽寮勬噦鍚勪釜寮�鍏熾�佹寜閽�佹棆閽槸浠�涔堜綔鐢紝鎵嶈兘鍙戞尌榪欎釜杞︾殑鎬ц兘鍜屼嬌鐢ㄥ畨鍏ㄣ�?/span>
4銆佷嬌鐢ㄧ幆澧?/span>
澶у閮界煡閬撶┖鎴塊棿娌′綇浜烘椂錛屽嚮鎺屻�佽璇濇椂鍥為煶鐗瑰埆澶э紝榪欐槸鍥犱負鎴塊棿鍏潰娌℃湁鍚擱煶鏉愭枡鎴栧惛闊充笉澶燂紝鍙嶅皠澹伴�犳垚鐨勩�傞煶鍝嶄篃涓�鏍鳳紝濡傛灉鍚擱煶涓嶅ソ鏀懼嚭鏉ョ殑澹伴煶灝變笉濂藉惉錛屽挨鍏舵槸澹伴煶紼嶅ぇ灝變細寰堟祽嫻婂埡鑰籌紝褰撶劧鏈変簺浜鴻瀹墮噷涓嶅彲鑳芥悶鐨勮薄涓撲笟璇曢煶瀹や竴鏍鳳紝鍏跺疄鍙涓嬩竴鐐瑰績鎬濄�佽姳鐐歸挶灝辮兘鎼炲ソ姣斿錛氬湪闈㈢Н杈冨ぇ鐨勫闈㈡寕涓�騫呭埡緇ｅ浘鐢繪湁濂界湅鍙堝惛闊籌紝鐜葷拑紿楁寕鍘氫竴鐐圭殑媯夎川紿楀笜錛屽湪灝辨槸鍦伴潰涓婇摵鍦版錛屽摢鎬曟槸鍦伴潰涓棿閾轟竴鍧楄楗板湴姣晥鏋滈兘浼氬嚭浜烘剰澶栵紝濡傛灉瑕佸仛鐨勬洿濂藉彲鍦ㄥ涓婃垨欏跺悐涓�浜涜蔣鎬т笉鍏夋粦鐨勮楗板搧錛屾棦緹庤錛屽張鍑忓皯鍙嶅皠錛屼竴涓句袱寰椼�?/span>
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璐靛窞kT鈪ら煶鍝?/a>
