{"id":8508,"date":"2021-12-18T16:50:02","date_gmt":"2021-12-18T08:50:02","guid":{"rendered":"http:\/\/www.lax-sx.com\/?p=8508"},"modified":"2022-03-03T16:18:58","modified_gmt":"2022-03-03T08:18:58","slug":"pinlvfanweihexiangying","status":"publish","type":"post","link":"http:\/\/www.lax-sx.com\/jszc\/pinlvfanweihexiangying.html","title":{"rendered":"\u9891\u7387\u8303\u56f4\u4e0e\u9891\u7387\u54cd\u5e94\u7684\u5b9a\u4e49"},"content":{"rendered":"\n
\n
\n

\u9891\u7387\u8303\u56f4<\/span><\/strong>\u662f\u6307\u97f3\u54cd\u7cfb\u7edf\u80fd\u591f\u91cd\u653e\u7684\u4f4e\u6709\u6548\u56de\u653e\u9891\u7387\u4e0e\u9ad8\u6709\u6548\u56de\u653e\u9891\u7387\u4e4b\u95f4\u7684\u8303\u56f4.<\/p>\n\n\n\n

\u9891\u7387\u54cd\u5e94<\/span><\/strong>\u662f\u6307\u5c06\u4e00\u4e2a\u4ee5\u6052\u7535\u538b\u8f93\u51fa\u7684\u97f3\u9891\u4fe1\u53f7\u4e0e\u7cfb\u7edf\u76f8\u8fde\u63a5\u65f6\uff0c\u97f3\u7bb1\u4ea7\u751f\u7684\u58f0\u538b\u968f\u9891\u7387\u7684\u53d8\u5316\u800c\u53d1\u751f\u589e\u5927\u6216\u8870\u51cf\u3001\u76f8\u4f4d\u968f\u9891\u7387\u800c\u53d1\u751f\u53d8\u5316\u7684\u73b0\u8c61\uff0c\u8fd9\u79cd\u58f0\u538b\u548c\u76f8\u4f4d\u4e0e\u9891\u7387\u7684\u76f8\u5173\u8054\u7684\u53d8\u5316\u5173\u7cfb(\u53d8\u5316\u91cf)\u79f0\u4e3a\u9891\u7387\u54cd\u5e94\uff0c\u5355\u4f4d\u5206\u8d1d(Db)\u3002<\/p>\n\n\n\n

\u97f3\u54cd\u7cfb\u7edf\u9891\u7387\u7684\u5224\u522b<\/span><\/strong><\/p>\n\n\n\n

\u97f3\u54cd\u7cfb\u7edf\u7684\u9891\u7387\u7279\u6027\u5e38\u7528\u5206\u8d1d\u523b\u5ea6\u7684\u7eb5\u5750\u6807\u8868\u793a\u529f\u7387\u548c\u7528\u5bf9\u6570\u523b\u5ea6\u7684\u6a2a\u5750\u6807\u8868\u793a\u9891\u7387\u7684\u9891\u7387\u54cd\u5e94\u66f2\u7ebf\u6765\u63cf\u8ff0\u3002\u5f53\u58f0\u97f3\u529f\u7387\u6bd4\u6b63\u5e38\u529f\u7387\u4f4e3dB\u65f6\uff0c\u8fd9\u4e2a\u529f\u7387\u70b9\u79f0\u4e3a\u9891\u7387\u54cd\u5e94\u7684\u9ad8\u9891\u622a\u6b62\u70b9\u548c\u4f4e\u9891\u622a\u6b62\u70b9\u3002\u9ad8\u9891\u622a\u6b62\u70b9\u4e0e\u4f4e\u9891\u622a\u6b62\u70b9\u4e4b\u95f4\u7684\u9891\u7387\uff0c\u5373\u4e3a\u8be5\u8bbe\u5907\u7684\u9891\u7387\u54cd\u5e94\uff1b\u58f0\u538b\u4e0e\u76f8\u4f4d\u6ede\u540e\u968f\u9891\u7387\u53d8\u5316\u7684\u66f2\u7ebf\u5206\u522b\u53eb\u4f5c\u201c\u5e45\u9891\u7279\u6027\u201d\u548c\u201c\u76f8\u9891\u7279\u6027\u201d\uff0c\u5408\u79f0\u201c\u9891\u7387\u7279\u6027\u201d\u3002\u8fd9\u662f\u8003\u5bdf\u97f3\u7bb1\u6027\u80fd\u4f18\u52a3\u7684\u4e00\u4e2a\u91cd\u8981\u6307\u6807\uff0c\u5b83\u4e0e\u97f3\u7bb1\u7684\u6027\u80fd\u548c\u4ef7\u4f4d\u6709\u7740\u76f4\u63a5\u7684\u5173\u7cfb\uff0c\u5176\u5206\u8d1d\u503c\u8d8a\u5c0f\u8bf4\u660e\u97f3\u7bb1\u7684\u9891\u54cd\u66f2\u7ebf\u8d8a\u5e73\u5766\u3001\u5931\u771f\u8d8a\u5c0f\u3001\u6027\u80fd\u8d8a\u9ad8\u3002\u5982\uff1a\u4e00\u97f3\u7bb1\u9891\u54cd\u4e3a60Hz\uff5e18kHz+\/-3dB\u3002\u8fd9\u4e24\u4e2a\u6982\u5ff5\u6709\u65f6\u5e76\u4e0d\u533a\u5206\uff0c\u5c31\u53eb\u4f5c\u9891\u54cd\u3002<\/p>\n\n\n\n

\u97f3\u54cd\u9891\u7387\u591a\u9ad8\u6bd4\u8f83\u5408\u9002?<\/span><\/strong><\/p>\n\n\n\n

\u4ece\u7406\u8bba\u4e0a\u8bb2\uff0c20\uff5e20000Hz\u7684\u9891\u7387\u54cd\u5e94\u8db3\u591f\u4e86\u3002\u4f4e\u4e8e20Hz\u7684\u58f0\u97f3\uff0c\u867d\u542c\u4e0d\u5230\u4f46\u4eba\u7684\u5176\u5b83\u611f\u89c9\u5668\u5b98\u5374\u80fd\u89c9\u5bdf\uff0c\u4e5f\u5c31\u662f\u80fd\u611f\u89c9\u5230\u6240\u8c13\u7684\u4f4e\u97f3\u529b\u5ea6\uff0c\u56e0\u6b64\u4e3a\u4e86\u5b8c\u7f8e\u5730\u64ad\u653e\u5404\u79cd\u4e50\u5668\u548c\u8bed\u8a00\u4fe1\u53f7\uff0c\u653e\u5927\u5668\u8981\u5b9e\u73b0\u9ad8\u4fdd\u771f\u76ee\u6807\uff0c\u624d\u80fd\u5c06\u97f3\u8c03\u7684\u5404\u6b21\u8c10\u6ce2\u5747\u91cd\u653e\u51fa\u6765\u3002\u6240\u4ee5\u5e94\u5c06\u653e\u5927\u5668\u7684\u9891\u5e26\u6269\u5c55\uff0c\u4e0b\u9650\u5ef6\u4f38\u523020Hz\u4ee5\u4e0b\uff0c\u4e0a\u9650\u5e94\u63d0\u9ad8\u523020000Hz\u4ee5\u4e0a\u3002\u5bf9\u4e8e\u4fe1\u53f7\u6e90(\u6536\u97f3\u5934\u3001\u5f55\u97f3\u5ea7\u548c\u6fc0\u5149\u5531\u673a\u7b49)\u9891\u7387\u54cd\u5e94\u7684\u8868\u793a\u65b9\u6cd5\u6709\u6240\u4e0d\u540c\u3002\u4f8b\u5982\u6b27\u6d32\u5e7f\u64ad\u8054\u76df\u89c4\u5b9a\u7684\u8c03\u9891\u7acb\u4f53\u58f0\u5e7f\u64ad\u7684\u9891\u7387\u54cd\u5e94\u4e3a40\uff5e15000Hz\u65f6\u5341\/\u20142dB\uff0c\u56fd\u9645\u7535\u5de5\u59d4\u5458\u4f1a\u5bf9\u5f55\u97f3\u5ea7\u89c4\u5b9a\u7684\u9891\u7387\u54cd\u5e94\u4f4e\u6307\u6807\uff1a40\uff5e12500Hz\u65f6\u5341\/\u20142.5\u5341\/\u20144.5dB(\u666e\u901a\u5e26)\uff0c\u5b9e\u9645\u80fd\u8fbe\u5230\u7684\u6307\u6807\u90fd\u660e\u663e\u9ad8\u4e8e\u6b64\u6570\u503c\u3002CD\u673a\u7684\u9891\u7387\u54cd\u5e94\u4e0a\u9650\u4e3a20000Hz\uff0c\u4f4e\u9891\u7aef\u53ef\u505a\u5230\u5f88\u4f4e\uff0c\u53ea\u6709\u51e0\u4e2a\u8d6b\u5179\uff0c\u8fd9\u662fCD\u673a\u653e\u97f3\u8d28\u91cf\u597d\u7684\u539f\u56e0\u4e4b\u4e00\u3002<\/p>\n\n\n\n

\u9891\u7387\u8303\u56f4\u8d8a\u5bbd\uff0c\u97f3\u54cd\u6548\u679c\u8d8a\u597d?<\/span><\/strong><\/p>\n\n\n\n

\u6784\u6210\u58f0\u97f3\u7684\u8c10\u6ce2\u6210\u5206\u662f\u975e\u5e38\u590d\u6742\u7684\uff0c\u5e76\u975e\u9891\u7387\u8303\u56f4\u8d8a\u5bbd\u58f0\u97f3\u5c31\u597d\u542c\uff0c\u4e0d\u8fc7\u8fd9\u5bf9\u4e8e\u4e2d\u4f4e\u6863\u7684\u591a\u5a92\u4f53\u97f3\u7bb1\u6765\u8bb2\u8fd8\u662f\u57fa\u672c\u6b63\u786e\u7684\u3002\u5728\u6807\u6ce8\u9891\u7387\u54cd\u5e94\u4e2d\u6211\u4eec\u901a\u5e38\u90fd\u4f1a\u770b\u5230\u6709\u201c\u7cfb\u7edf\u9891\u54cd\u201d\u548c\u201c\u653e\u5927\u5668\u9891\u54cd\u201d\u8fd9\u4e24\u4e2a\u540d\u8bcd\uff0c\u8981\u77e5\u9053\u201c\u7cfb\u7edf\u9891\u54cd\u201d\u603b\u662f\u8981\u6bd4\u201c\u653e\u5927\u5668\u9891\u54cd\u201d\u7684\u8303\u56f4\u5c0f\uff0c\u6240\u4ee5\u53ea\u6807\u6ce8\u201c\u653e\u5927\u5668\u9891\u54cd\u201d\u5219\u6ca1\u6709\u4efb\u4f55\u610f\u4e49\uff0c\u8fd9\u53ea\u662f\u7528\u6765\u8499\u9a97\u4e00\u4e9b\u4e0d\u77e5\u60c5\u7684\u6d88\u8d39\u8005\u7684\u3002\u73b0\u5728\u7684\u97f3\u7bb1\u5382\u5bb6\u5bf9\u7cfb\u7edf\u9891\u54cd\u666e\u904d\u6807\u6ce8\u7684\u8303\u56f4\u8fc7\u5927\uff0c\u9ad8\u9891\u90e8\u5206\u5dee\u7684\u8fd8\u4e0d\u662f\u5f88\u591a\uff0c\u4f46\u5728\u4f4e\u97f3\u7aef\u6807\u6ce8\u7684\u6781\u4e3a\u4e0d\u771f\u5b9e\uff0c\u56fd\u5916\u7684\u540d\u724cHiFi(\u9ad8\u4fdd\u771f)\u97f3\u7bb1\u4e5f\u4e0d\u8fc7\u6807\u6ce84\u300150Hz\u5de6\u53f3\uff0c\u800c\u56fd\u5185\u4e24\u4e09\u767e\u7684\u6728\u8d28\u666e\u901a\u97f3\u7bb1\u5c45\u7136\u4e5f\u6562\u6807\u6ce8\u8fd9\u4e2a\u6570\u636e\uff0c\u771f\u662f\u8ba9\u4eba\u7b11\u6389\u5927\u7259\u4e86!\u6240\u4ee5\u656c\u544a\u5927\u5bb6\u4f4e\u9891\u6bb5\u58f0\u97f3\u4e00\u5b9a\u8981\u8033\u542c\u4e3a\u771f\uff0c\u4e0d\u8981\u8f7b\u6613\u76f8\u4fe1\u5ba3\u4f20\u5355\u4e0a\u7684\u6570\u503c\u3002\u591a\u5a92\u4f53\u97f3\u7bb1\u4e2d\u7684\u97f3\u4e50\u662f\u4ee5\u64ad\u653eMP3\u6216CD\u7684\u97f3\u4e50\u3001\u6b4c\u66f2\u3001\u6e38\u620f\u7684\u97f3\u6548\u3001\u80cc\u666f\u97f3\u4e50\u4ee5\u53ca\u5f71\u7247\u4e2d\u7684\u4eba\u58f0\u4e0e\u73af\u5883\u97f3\u6548\u4e3a\u4e3b\u7684\uff0c\u8fd9\u4e9b\u58f0\u97f3\u662f\u4ee5\u4e2d\u9ad8\u97f3\u4e3a\u591a\uff0c\u6240\u4ee5\u5728\u6311\u9009\u591a\u5a92\u4f53\u97f3\u7bb1\u65f6\u5e94\u8be5\u66f4\u770b\u4e2d\u5b83\u5728\u4e2d\u9ad8\u9891\u6bb5\u58f0\u97f3\u7684\u8868\u73b0\u80fd\u529b\uff0c\u800c\u4e0d\u662f\u4f4e\u9891\u6bb5\u3002\u82e5\u771f\u7684\u8ffd\u6c42\u5f71\u9662\u6548\u679c\uff0c\u90a3\u4e48\u4e00\u53ea\u591f\u52b2\u7684\u4f4e\u97f3\u70ae\u7edd\u5bf9\u80fd\u591f\u6ee1\u8db3\u4f60\u7684\u9700\u6c42\u3002<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"themepark_post_bcolor":"#f5f5f5","themepark_post_width":"1022px","themepark_post_img":"","themepark_post_img_po":"left","themepark_post_img_re":false,"themepark_post_img_cover":false,"themepark_post_img_fixed":false,"themepark_post_hide_title":false,"themepark_post_main_b":"#ffffff","themepark_post_main_p":100,"themepark_paddingblock":false,"footnotes":""},"categories":[142,129],"tags":[],"metadata":{"catce":["sidebar-widgets4"],"views":["2457"],"hot_img":["http:\/\/data.themepark.com.cn\/2020\/n\/thousandfaceIHorizon_data\/qy1\/uploads\/2019\/04\/big_news1.png"],"themepark_post_img":[""],"themepark_post_img_re":[""],"themepark_post_img_cover":[""],"themepark_post_img_fixed":[""],"themepark_post_hide_title":[""],"themepark_post_main_b":["#ffffff"],"themepark_paddingblock":[""],"_wp_old_date":["2021-01-29","2021-09-09","2021-12-16"],"ao_post_optimize":["a:5:{s:16:\"ao_post_optimize\";s:2:\"on\";s:19:\"ao_post_js_optimize\";s:2:\"on\";s:20:\"ao_post_css_optimize\";s:2:\"on\";s:12:\"ao_post_ccss\";s:2:\"on\";s:16:\"ao_post_lazyload\";s:2:\"on\";}"],"_dp_original":["8506"],"_edit_lock":["1646295538:1"],"_edit_last":["1"]},"medium_url":false,"thumbnail_url":false,"full_url":false,"_links":{"self":[{"href":"http:\/\/www.lax-sx.com\/wp-json\/wp\/v2\/posts\/8508"}],"collection":[{"href":"http:\/\/www.lax-sx.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.lax-sx.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.lax-sx.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.lax-sx.com\/wp-json\/wp\/v2\/comments?post=8508"}],"version-history":[{"count":1,"href":"http:\/\/www.lax-sx.com\/wp-json\/wp\/v2\/posts\/8508\/revisions"}],"predecessor-version":[{"id":8509,"href":"http:\/\/www.lax-sx.com\/wp-json\/wp\/v2\/posts\/8508\/revisions\/8509"}],"wp:attachment":[{"href":"http:\/\/www.lax-sx.com\/wp-json\/wp\/v2\/media?parent=8508"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.lax-sx.com\/wp-json\/wp\/v2\/categories?post=8508"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.lax-sx.com\/wp-json\/wp\/v2\/tags?post=8508"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}