{"id":6514,"date":"2022-10-18T11:44:54","date_gmt":"2022-10-18T03:44:54","guid":{"rendered":"https:\/\/www.7mgh.com\/?p=6514"},"modified":"2022-10-18T16:11:15","modified_gmt":"2022-10-18T08:11:15","slug":"%e9%87%8d%e8%af%86%e5%a3%b0%e9%9f%b3","status":"publish","type":"post","link":"https:\/\/www.7mgh.com\/?p=6514","title":{"rendered":"\u91cd\u8bc6\u58f0\u97f3"},"content":{"rendered":"\n<h4 class=\"wp-block-heading\" id=\"toc_title_0\">\u4ea7\u751f<\/h4>\n\n\n\n<p>\u58f0\u97f3\uff08Sound\uff09\uff0c\u662f\u7531\u7269\u4f53\u7684\u632f\u52a8\u4ea7\u751f\u7684\u3002\u4e00\u5207\u6b63\u5728\u53d1\u58f0\u7684\u7269\u4f53\u90fd\u5728\u632f\u52a8\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u6211\u4eec\u8bf4\u8bdd\u7684\u65f6\u5019\uff0c\u662f\u58f0\u5e26\u5728\u632f\u52a8\u3002\u4e00\u8fb9\u8bf4\u8bdd\u4e00\u8fb9\u7528\u624b\u6342\u4f4f\u5589\u5499\uff0c\u5c31\u80fd\u611f\u53d7\u5230\u58f0\u5e26\u7684\u632f\u52a8<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"500\" height=\"372\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210310090407611-571713795.gif\" alt=\"\" class=\"wp-image-6515\"\/><figcaption>\u5256\u9762\u56fe<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\"><li>\u871c\u8702\u98de\u8fc7\u65f6\u53d1\u51fa\u55e1\u55e1\u55e1\u7684\u58f0\u97f3\uff0c\u662f\u7fc5\u8180\u5728\u5feb\u901f\u632f\u52a8<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"200\" height=\"277\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309210330058-1486681790.jpg\" alt=\"\" class=\"wp-image-6516\"\/><figcaption>\u871c\u8702<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"toc_title_1\">\u58f0\u6ce2\u672c\u8d28<\/h4>\n\n\n\n<p>\u5173\u4e8e\u58f0\u97f3\u7684\u672c\u8d28\uff0c\u63a8\u8350\u4e00\u4efd\u4e0d\u9519\u7684\u53c2\u8003\u8d44\u6599\uff1a\u53ef\u6c57\u5b66\u9662\u7684\u300aIntroduction to sound\u300b\u3002<\/p>\n\n\n\n<p>\u4ee5\u626c\u58f0\u5668\u4e3a\u4f8b\u5b50\uff0c\u626c\u58f0\u5668\u53d1\u58f0\u65f6\u662f\u632f\u819c\u5728\u632f\u52a8\u3002\u4e0b\u56fe\u662f\u653e\u4e86\u5757\u5c0f\u7eb8\u7247\u5230\u632f\u819c\u4e0a\uff0c\u632f\u819c\u7684\u632f\u52a8\u5bfc\u81f4\u5c0f\u7eb8\u7247\u201c\u8df3\u8d77\u4e86\u8857\u821e\u201d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"640\" height=\"357\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309160005740-1136160225.gif\" alt=\"\" class=\"wp-image-6517\"\/><figcaption>\u626c\u58f0\u5668<\/figcaption><\/figure>\n\n\n\n<p>\u632f\u819c\u7684\u632f\u52a8\u4f1a\u5bfc\u81f4\u632f\u819c\u65c1\u8fb9\u7684\u7a7a\u6c14\u632f\u52a8\uff0c\u7136\u540e\u5bfc\u81f4\u66f4\u5927\u8303\u56f4\u7684\u7a7a\u6c14\u8ddf\u7740\u4e00\u8d77\u632f\u52a8\uff0c\u6700\u540e\u8033\u6735\u65c1\u8fb9\u7684\u7a7a\u6c14\u4e5f\u5f00\u59cb\u632f\u52a8\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"357\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309173508223-1372169607.gif\" alt=\"\" class=\"wp-image-6518\"\/><figcaption>\u7a7a\u6c14\u632f\u52a8<\/figcaption><\/figure>\n\n\n\n<p>\u7a7a\u6c14\u7684\u632f\u52a8\u5e26\u6765\u4e86\u52a8\u80fd\uff08Kinetic Energy\uff09\uff0c\u80fd\u91cf\u4f20\u5165\u4e86\u8033\u6735\u4e2d\uff0c\u5e76\u5f15\u8d77\u4e86\u8033\u819c\u7684\u9707\u52a8\uff0c\u8033\u819c\u9707\u52a8\u8f6c\u53d8\u6210\u4e86\u7535\u4fe1\u53f7\uff0c\u6700\u540e\u5c31\u542c\u5230\u4e86\u58f0\u97f3\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"357\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309161920264-1743331815.gif\" alt=\"\" class=\"wp-image-6519\"\/><\/figure>\n\n\n\n<p>\u52a8\u80fd<\/p>\n\n\n\n<p>\u6240\u4ee5\uff0c\u626c\u58f0\u5668\u53ef\u4ee5\u901a\u8fc7\u7a7a\u6c14\u6765\u4f20\u64ad\u80fd\u91cf\uff0c\u800c\u4e0d\u662f\u4f20\u64ad\u7a7a\u6c14\u672c\u8eab<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"357\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309163429636-912801770.gif\" alt=\"\" class=\"wp-image-6520\"\/><figcaption>\u80fd\u5728\u7a7a\u6c14\u79cd\u4f20\u64ad<\/figcaption><\/figure>\n\n\n\n<p>\u5982\u679c\u4f20\u64ad\u7684\u662f\u7a7a\u6c14\uff0c\u90a3\u4e48\u8868\u73b0\u51fa\u6765\u7684\u5f62\u5f0f\u5c31\u4e0d\u662f\u58f0\u97f3\uff0c\u800c\u662f\u98ce\uff08Wind\uff09\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"357\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309164233542-1594088264.gif\" alt=\"\" class=\"wp-image-6522\"\/><figcaption>\u98ce<\/figcaption><\/figure>\n\n\n\n<p>\u58f0\u97f3\u4e0e<strong>\u6ce2<\/strong>\u6709\u7740\u76f8\u540c\u7684\u5173\u952e\u7279\u5f81\uff1a\u53ef\u4ee5\u901a\u8fc7\u4ecb\u8d28\u4f20\u64ad\u80fd\u91cf\uff0c\u800c\u4e0d\u662f\u4f20\u64ad\u4ecb\u8d28\u672c\u8eab\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u56e0\u6b64\uff0c\u6211\u4eec\u4e5f\u628a\u58f0\u97f3\u79f0\u4e3a<strong>\u58f0\u6ce2<\/strong><\/li><li>\u58f0\u97f3\u7684\u4f20\u64ad\u4ecb\u8d28\u53ef\u4ee5\u662f\u6c14\u4f53\u3001\u6db2\u4f53\u3001\u56fa\u4f53\uff0c\u6bd4\u5982\uff1a2\u4e2a\u4eba\u9762\u5bf9\u9762\u4ea4\u6d41\u65f6\uff0c\u58f0\u97f3\u662f\u901a\u8fc7\u7a7a\u6c14\u4f20\u64ad\u5230\u5bf9\u65b9\u8033\u4e2d<\/li><\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"toc_title_3\">\u7591\u60d1<\/h4>\n\n\n\n<p>\u5b66\u5230\u8fd9\u91cc\uff0c\u5c31\u53ef\u4ee5\u89e3\u5f00\u4e00\u4e2a\u5f88\u591a\u4eba\u957f\u671f\u4ee5\u6765\u7684\u7591\u60d1\u4e86\uff1a\u4e3a\u4ec0\u4e48\u81ea\u5df1\u5f55\u4e0b\u6765\u7684\u58f0\u97f3\u548c\u5e73\u65f6\u8bf4\u8bdd\u7684\u58f0\u97f3\uff0c\u542c\u8d77\u6765\u4f1a\u4e0d\u592a\u4e00\u6837<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/\u7ed8\u56fe-23-1.svg\" alt=\"\" class=\"wp-image-6526\" width=\"646\" height=\"296\"\/><\/figure>\n\n\n\n<p>\u542c\u8d77\u6765\u4e0d\u4e00\u6837\u7684\u58f0\u97f3<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u5f53\u81ea\u5df1\u8bf4\u8bdd\u7684\u65f6\u5019\uff0c\u5b9e\u9645\u4e0a\u81ea\u5df1\u542c\u5230\u4e862\u4e2a\u58f0\u97f3\uff0c\u5206\u522b\u6765\u81ea2\u79cd\u4e0d\u540c\u7684\u4f20\u64ad\u4ecb\u8d28<ul><li>\u56fe\u2460\uff1a\u58f0\u6ce2 \u2192 <strong>\u7a7a\u6c14<\/strong> \u2192 \u8033\u6735<\/li><li>\u56fe\u2461\uff1a\u58f0\u6ce2 \u2192 <strong>\u8840\u8089\u3001\u9aa8\u9abc<\/strong>\u7b49\u4ecb\u8d28 \u2192 \u8033\u6735<\/li><\/ul><\/li><li>\u5f55\u5236\u58f0\u97f3\u65f6<ul><li>\u56fe\u2462\uff1a\u58f0\u6ce2 \u2192 <strong>\u7a7a\u6c14<\/strong> \u2192 \u5f55\u97f3\u8bbe\u5907<\/li><\/ul><\/li><li>\u5f53\u542c\u81ea\u5df1\u5f55\u4e0b\u6765\u7684\u58f0\u97f3\u65f6\uff0c\u81ea\u5df1\u53ea\u542c\u5230\u4e861\u4e2a\u58f0\u97f3<ul><li>\u56fe\u2463\uff1a\u58f0\u6ce2 \u2192 <strong>\u7a7a\u6c14<\/strong> \u2192 \u8033\u6735<\/li><\/ul><\/li><li>\u6240\u4ee5\uff0c\u5e73\u65f6\u522b\u4eba\u8033\u4e2d\u542c\u5230\u7684\u4f60\u8bf4\u8bdd\u7684\u58f0\u97f3\uff0c\u5c31\u662f\u4f60\u5f55\u97f3\u4e2d\u7684\u58f0\u97f3<\/li><\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"toc_title_4\">\u4eba\u8033<\/h4>\n\n\n\n<p>\u53e6\u5916\uff0c\u4eba\u8033\u53c8\u662f\u5982\u4f55\u542c\u5230\u58f0\u97f3\u7684\u5462\uff1f\u5927\u6982\u8fc7\u7a0b\u662f\uff1a\u58f0\u6e90 \u2192 \u8033\u5ed3\uff08\u6536\u96c6\u58f0\u6ce2\uff09 \u2192 \u5916\u8033\u9053\uff08\u4f20\u9012\u58f0\u6ce2\uff09 \u2192 \u9f13\u819c\uff08\u5c06\u58f0\u6ce2\u8f6c\u6362\u6210\u632f\u52a8\uff09 \u2192 \u542c\u5c0f\u9aa8\uff08\u653e\u5927\u632f\u52a8\uff09 \u2192 \u8033\u8717\uff08\u5c06\u632f\u52a8\u8f6c\u6362\u6210\u7535\u4fe1\u53f7\uff09 \u2192 \u542c\u89c9\u795e\u7ecf\uff08\u4f20\u9012\u7535\u4fe1\u53f7\uff09 \u2192 \u5927\u8111\uff08\u5f62\u6210\u542c\u89c9\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/\u7ed8\u56fe-24.svg\" alt=\"\" class=\"wp-image-6565\" width=\"577\" height=\"340\"\/><\/figure>\n\n\n\n<p>\u4eba\u8033\u7ed3\u6784<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"toc_title_5\">\u632f\u5e45<\/h4>\n\n\n\n<p>\u5982\u679c\u53ea\u5173\u6ce8\u5355\u4e2a\u7a7a\u6c14\u5206\u5b50\uff0c\u53ef\u4ee5\u53d1\u73b0\uff1a\u5b83\u6765\u56de\u632f\u52a8\u7684\u8f68\u8ff9\uff0c\u5c31\u662f\u4e00\u4e2a\u6b63\u5f26\u6216\u4f59\u5f26\u51fd\u6570\u7684\u66f2\u7ebf\u56fe\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"348\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309204536841-1533531651.gif\" alt=\"\" class=\"wp-image-6529\"\/><figcaption>\u5355\u4e2a\u7a7a\u6c14\u5206\u5b50<\/figcaption><\/figure>\n\n\n\n<p>\u6a2a\u8f74\uff1a\u4ee3\u8868\u65f6\u95f4\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"347\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309210339811-316492160.png\" alt=\"\" class=\"wp-image-6533\" srcset=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309210339811-316492160.png 640w, https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309210339811-316492160-300x163.png 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><figcaption>\u6a2a\u8f74<\/figcaption><\/figure>\n\n\n\n<p>\u7eb5\u8f74\uff1a\u4ee3\u8868\u7a7a\u6c14\u5206\u5b50\u6765\u56de\u632f\u52a8\u65f6\u4ea7\u751f\u7684\u4f4d\u79fb\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"348\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309210102445-705640882.gif\" alt=\"\" class=\"wp-image-6531\"\/><figcaption>\u7eb5\u8f74<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>\u84dd\u8272\u7684\u4e2d\u5fc3\u7ebf\uff1a\u4ee3\u8868\u8be5\u7a7a\u6c14\u5206\u5b50\u7684\u672a\u53d7\u632f\u52a8\u5e72\u6270\u65f6\u7684\u4f4d\u7f6e\uff08\u5e73\u8861\u4f4d\u7f6e\uff0cEquilibrium Position\uff09\u3002\u3001<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"348\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309211511514-878587206.gif\" alt=\"\" class=\"wp-image-6534\"\/><figcaption>\u5e73\u8861\u4f4d\u7f6e<\/figcaption><\/figure>\n\n\n\n<p>\u4ece\u5e73\u8861\u4f4d\u7f6e\u5230\u6700\u5927\u4f4d\u79fb\u4f4d\u7f6e\u4e4b\u95f4\u7684\u8ddd\u79bb\uff0c\u53eb\u505a<strong>\u632f\u5e45<\/strong>\uff08Amplitude\uff09\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"348\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309212327524-1190711175.gif\" alt=\"\" class=\"wp-image-6535\"\/><figcaption>\u632f\u5e45<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"toc_title_6\">\u5468\u671f<\/h4>\n\n\n\n<p>\u7a7a\u6c14\u5206\u5b50\u5b8c\u5168\u6765\u56de\u632f\u52a8\u4e00\u6b21\u6240\u82b1\u8d39\u7684\u65f6\u95f4\uff0c\u53eb\u505a<strong>\u5468\u671f<\/strong>\uff08Period\uff09\uff0c\u5355\u4f4d\u662f\u79d2\uff08s\uff09\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"348\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309223036779-1399044801-2.gif\" alt=\"\" class=\"wp-image-6540\"\/><figcaption>\u4e00\u4e2a\u5468\u671f<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"348\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309223830471-987247162.gif\" alt=\"\" class=\"wp-image-6541\"\/><figcaption>\u4e00\u4e2a\u5468\u671f<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"toc_title_7\">\u9891\u7387<\/h4>\n\n\n\n<p>\u7269\u4f53\u6bcf\u79d2\u6765\u56de\u632f\u52a8\u7684\u6b21\u6570\uff0c\u53eb\u505a<strong>\u9891\u7387<\/strong>\uff08Frequency\uff09\uff0c\u4e5f\u5c31\u662f\u5468\u671f\u5206\u4e4b\u4e00\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u5355\u4f4d\u662f\u79d2\u5206\u4e4b\u4e00\uff081\/s\uff09\uff0c\u4e5f\u79f0\u4e3a\u8d6b\u5179\uff08Hz\uff09<\/li><li>\u6bd4\u5982440Hz\u4ee3\u8868\u7269\u4f53\u6bcf\u79d2\u6765\u56de\u632f\u52a8440\u6b21<\/li><li>\u56e0\u6b64\uff0c\u9891\u7387\u7528\u6765\u8868\u793a\u7269\u4f53\u632f\u52a8\u7684\u5feb\u6162<\/li><\/ul>\n\n\n\n<p>\u7406\u8bba\u4e0a\uff0c\u4eba\u7c7b\u7684\u53d1\u58f0\u9891\u7387\u662f85Hz ~ 1100Hz\uff0c\u4eba\u7c7b\u53ea\u80fd\u542c\u89c120Hz ~ 20000Hz\u4e4b\u95f4\u7684\u58f0\u97f3\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u4f4e\u4e8e20Hz\u7684\u79f0\u4e3a\uff1a\u6b21\u58f0\u6ce2\uff08Infrasound\uff09<\/li><li>\u9ad8\u4e8e20000Hz\u7684\u79f0\u4e3a\uff1a\u8d85\u58f0\u6ce2\uff08Ultrasound\uff09<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"559\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309232219261-1855863610.jpg\" alt=\"\" class=\"wp-image-6544\" srcset=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309232219261-1855863610.jpg 640w, https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309232219261-1855863610-300x262.jpg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n\n\n<p>\u4eba\u548c\u52a8\u7269\u7684\u53d1\u58f0\u548c\u542c\u89c9\u9891\u7387<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"toc_title_8\">\u97f3\u8c03<\/h4>\n\n\n\n<p>\u9891\u7387\u8d8a\u9ad8\uff0c\u97f3\u8c03\u5c31\u8d8a\u9ad8\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"348\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309234016863-2109068081.gif\" alt=\"\" class=\"wp-image-6546\"\/><\/figure>\n\n\n\n<p>\u9891\u7387\u8d8a\u4f4e\uff0c\u97f3\u8c03\u5c31\u8d8a\u4f4e\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"348\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309234230119-1154471356.gif\" alt=\"\" class=\"wp-image-6548\"\/><\/figure>\n\n\n\n<p>\u901a\u5e38\u5973\u751f\u8bb2\u8bdd\u65f6\uff0c\u58f0\u5e26\u632f\u52a8\u7684\u9891\u7387\u5c31\u6bd4\u8f83\u9ad8\uff0c\u56e0\u6b64\u6211\u4eec\u542c\u5230\u7684\u97f3\u8c03\u5c31\u9ad8\uff0c\u6709\u65f6\u4f1a\u6709\u70b9\u523a\u8033\uff0c\u800c\u7537\u751f\u8bb2\u8bdd\u65f6\uff0c\u58f0\u5e26\u632f\u52a8\u7684\u9891\u7387\u5c31\u6bd4\u8f83\u4f4e\uff0c\u56e0\u6b64\u6211\u4eec\u542c\u5230\u7684\u97f3\u8c03\u5c31\u4f4e\uff0c\u663e\u5f97\u6bd4\u8f83\u4f4e\u6c89\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"toc_title_9\">\u54cd\u5ea6<\/h4>\n\n\n\n<p>\u5f53\u63d0\u9ad8\u58f0\u97f3\u7684<strong>\u54cd\u5ea6<\/strong>\uff08\u97f3\u91cf\uff0c\u5927\u5c0f\uff09\u65f6\uff0c\u632f\u52a8\u7684\u5e45\u5ea6\u4f1a\u53d8\u5927\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"348\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210309211133607-932972734.gif\" alt=\"\" class=\"wp-image-6549\"\/><\/figure>\n\n\n\n<p>\u63d0\u9ad8\u97f3\u91cf<\/p>\n\n\n\n<p>\u6211\u4eec\u5e38\u7528dB\uff08\u5206\u8d1d\uff09\u6765\u63cf\u8ff0\u58f0\u97f3\u7684\u54cd\u5ea6\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u5206\u8d1d<\/th><th>\u60c5\u666f<\/th><\/tr><\/thead><tbody><tr><td>0<\/td><td>\u521a\u80fd\u542c\u5230\u7684\u58f0\u97f3<\/td><\/tr><tr><td>15\u4ee5\u4e0b<\/td><td>\u611f\u89c9\u5b89\u9759<\/td><\/tr><tr><td>30<\/td><td>\u8033\u8bed\u7684\u97f3\u91cf\u5927\u5c0f<\/td><\/tr><tr><td>40<\/td><td>\u51b0\u7bb1\u7684\u55e1\u55e1\u58f0<\/td><\/tr><tr><td>60<\/td><td>\u6b63\u5e38\u4ea4\u8c08\u7684\u58f0\u97f3<\/td><\/tr><tr><td>70<\/td><td>\u76f8\u5f53\u4e8e\u8d70\u5728\u95f9\u5e02\u533a<\/td><\/tr><tr><td>85<\/td><td>\u6c7d\u8f66\u7a7f\u68ad\u7684\u9a6c\u8def\u4e0a<\/td><\/tr><tr><td>95<\/td><td>\u6469\u6258\u8f66\u542f\u52a8\u58f0\u97f3<\/td><\/tr><tr><td>100<\/td><td>\u88c5\u4fee\u7535\u94bb\u7684\u58f0\u97f3<\/td><\/tr><tr><td>110<\/td><td>\u5361\u62c9OK\u3001\u5927\u58f0\u64ad\u653eMP3\u7684\u58f0\u97f3<\/td><\/tr><tr><td>120<\/td><td>\u98de\u673a\u8d77\u98de\u65f6\u7684\u58f0\u97f3<\/td><\/tr><tr><td>150<\/td><td>\u71c3\u653e\u70df\u82b1\u7206\u7af9\u7684\u58f0\u97f3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"toc_title_10\">\u97f3\u8272<\/h4>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"toc_title_11\">\u6982\u5ff5<\/h5>\n\n\n\n<p><strong>\u97f3\u8272<\/strong>\uff08Timbre\uff09\u662f\u6307\u58f0\u97f3\u7684\u7279\u8272\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u4e0d\u540c\u7684\u58f0\u6e90\u7531\u4e8e\u5176\u6750\u6599\u3001\u7ed3\u6784\u4e0d\u540c\uff0c\u5219\u53d1\u51fa\u58f0\u97f3\u7684\u97f3\u8272\u4e5f\u4e0d\u540c<\/li><li>\u6211\u4eec\u4e4b\u6240\u4ee5\u80fd\u591f\u6839\u636e\u58f0\u97f3\u533a\u5206\u51fa\u4e0d\u540c\u7684\u4e50\u5668\u3001\u4e0d\u540c\u7684\u4eba\uff0c\u90fd\u662f\u56e0\u4e3a\u5b83\u4eec\u7684\u97f3\u8272\u4e0d\u540c<\/li><li>\u4e0d\u540c\u97f3\u8272\u7684\u58f0\u97f3\uff0c\u5373\u4f7f\u5728\u540c\u4e00\u54cd\u5ea6\u548c\u540c\u4e00\u97f3\u8c03\u7684\u60c5\u51b5\u4e0b\uff0c\u4e5f\u80fd\u8ba9\u4eba\u533a\u5206\u5f00\u6765<\/li><\/ul>\n\n\n\n<p>\u5fae\u4fe1\u7684\u58f0\u97f3\u767b\u5f55\u529f\u80fd\uff0c\u5c31\u662f\u57fa\u4e8e\u4e0d\u540c\u4eba\u4e0d\u540c\u97f3\u8272\u7684\u539f\u7406\uff0c\u4e3a\u6bcf\u4e00\u4e2a\u4eba\u79c1\u4eba\u5b9a\u5236\u4e00\u628a\u58f0\u97f3\u9501\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"451\" height=\"339\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210310003121788-682552396.jpg\" alt=\"\" class=\"wp-image-6550\" srcset=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210310003121788-682552396.jpg 451w, https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210310003121788-682552396-300x225.jpg 300w\" sizes=\"(max-width: 451px) 100vw, 451px\" \/><figcaption>\u58f0\u97f3\u9501<\/figcaption><\/figure>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"toc_title_12\">\u539f\u7406<\/h5>\n\n\n\n<p>\u901a\u5e38\u58f0\u6e90\u7684\u632f\u52a8\u4ea7\u751f\u7684\u5e76\u4e0d\u662f\u5355\u4e00\u9891\u7387\u7684\u58f0\u6ce2\uff0c\u800c\u662f\u7531<strong>\u57fa\u97f3<\/strong>\u548c\u4e0d\u540c\u9891\u7387\u7684<strong>\u6cdb\u97f3<\/strong>\u7ec4\u6210\u7684\u590d\u5408\u58f0\u97f3\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u5f53\u58f0\u6e90\u7684\u4e3b\u4f53\u632f\u52a8\u65f6\u4f1a\u53d1\u51fa\u4e00\u4e2a<strong>\u57fa\u97f3<\/strong>\uff08\u57fa\u672c\u9891\u7387\uff0c\u57fa\u9891\uff0cFundamental Frequency\uff09<\/li><li>\u540c\u65f6\u5176\u4f59\u5404\u90e8\u5206\u4e5f\u6709\u590d\u5408\u7684\u58f0\u6e90\uff0c\u8fd9\u4e9b\u58f0\u6e90\u7ec4\u5408\u4ea7\u751f<strong>\u6cdb\u97f3<\/strong><\/li><li><strong>\u6cdb\u97f3<\/strong>\uff08Overtone\uff09\u5176\u5b9e\u5c31\u662f\u7269\u7406\u5b66\u4e0a\u7684<strong>\u8c10\u6ce2<\/strong>\uff08Harmonic\uff09<\/li><\/ul>\n\n\n\n<p><strong>\u97f3\u8c03<\/strong>\u662f\u7531<strong>\u57fa\u97f3<\/strong>\u51b3\u5b9a\u7684\uff0c\u800c<strong>\u97f3\u8272<\/strong>\u4e3b\u8981\u53d6\u51b3\u4e8e<strong>\u6cdb\u97f3<\/strong>\u3002<\/p>\n\n\n\n<p>\u4ece\u4e0b\u56fe\u53ef\u4ee5\u770b\u5f97\u51fa\u6765\uff0c\u97f3\u8272\u4e0d\u540c\uff0c\u6ce2\u5f62\u4e5f\u5c31\u4e0d\u540c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210408094902031-163154257.jpg\" alt=\"\" class=\"wp-image-6551\" width=\"540\" height=\"298\" srcset=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210408094902031-163154257.jpg 398w, https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210408094902031-163154257-300x166.jpg 300w\" sizes=\"(max-width: 540px) 100vw, 540px\" \/><figcaption>\u4e0d\u540c\u4e50\u5668\u7684\u6ce2\u5f62<\/figcaption><\/figure>\n\n\n\n<p align=\"center\"><div id=\"waveform\" class=\"waveform\"><\/div><\/p>\n<p align=\"center\"><a href=\"javascript:\" class=\"ui-button\"  id=\"btnPlay\" role=\"button\">\u64ad\u653e<\/a>  <a href=\"javascript:\" class=\"ui-button\"  id=\"btnPause\" role=\"button\">\u6682\u505c<\/a><\/p>\n\n\n\n<p class=\"has-text-align-center\">MP3\u97f3\u4e50\u6ce2\u5f62<\/p>\n\n\n\n<p>\u4e0d\u540c\u4e50\u5668\u7684\u6ce2\u5f62<\/p>\n\n\n\n<p>\u4e0b\u56fe\u5f62\u8c61\u751f\u52a8\u5730\u5c55\u793a\u4e86\uff1a\u58f0\u97f3\u7684\u6700\u7ec8\u6ce2\u5f62\u662f\u7531\u591a\u4e2a\u4e0d\u540c\u7684\u6ce2\u5f62\u7ec4\u5408\u800c\u6210\u7684\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"256\" height=\"256\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210408094904934-2003923078.gif\" alt=\"\" class=\"wp-image-6552\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"240\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210408094907820-412969234.gif\" alt=\"\" class=\"wp-image-6553\"\/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"toc_title_13\">\u566a\u97f3<\/h4>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"toc_title_14\">\u7269\u7406\u5b66\u89d2\u5ea6<\/h5>\n\n\n\n<p>\u4ece\u7269\u7406\u5b66\u89d2\u5ea6\u4e0a\u8bb2\uff0c\u566a\u97f3\uff08\u566a\u58f0\uff0cNoise\uff09\uff0c\u662f\u6307\u58f0\u6e90\u4f5c\u65e0\u89c4\u5219\u632f\u52a8\u65f6\u53d1\u51fa\u7684\u58f0\u97f3\uff08\u9891\u7387\u3001\u5f3a\u5f31\u53d8\u5316\u65e0\u89c4\u5f8b\uff09\u3002<\/p>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"toc_title_15\">\u73af\u5883\u4fdd\u62a4\u89d2\u5ea6<\/h5>\n\n\n\n<p>\u4ece\u73af\u5883\u4fdd\u62a4\u89d2\u5ea6\u4e0a\u8bb2\uff0c\u51e1\u662f\u59a8\u788d\u4eba\u4eec\u6b63\u5e38\u4f11\u606f\u3001\u5b66\u4e60\u3001\u5de5\u4f5c\u7684\u58f0\u97f3\uff0c\u4ee5\u53ca\u5bf9\u4eba\u4eec\u8981\u542c\u7684\u58f0\u97f3\u4ea7\u751f\u5e72\u6270\u7684\u58f0\u97f3\uff0c\u90fd\u53ef\u4ee5\u79f0\u4e4b\u4e3a\u566a\u97f3\u3002<\/p>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"toc_title_16\">\u5f71\u54cd<\/h5>\n\n\n\n<p>\u957f\u671f\u7684\u566a\u97f3\u53ef\u4ee5\u5f71\u54cd\u4eba\u7684\u8eab\u5fc3\u5065\u5eb7\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u566a\u97f3\u53ef\u80fd\u5bfc\u81f4\u5404\u79cd\u4e0d\u540c\u7a0b\u5ea6\u7684\u542c\u529b\u4e27\u5931<ul><li>\u957f\u65f6\u95f4\u5904\u4e8e85\u5206\u8d1d\u4ee5\u4e0a\u7684\u566a\u97f3\u53ef\u4ee5\u5f71\u54cd\u4eba\u7684\u542c\u529b<\/li><li>\u54cd\u4e8e120\u5206\u8d1d\u7684\u566a\u97f3\u53ef\u4ee5\u4f7f\u4eba\u8033\u804b<\/li><\/ul><\/li><li>\u566a\u97f3\u8fd8\u4f1a\u63d0\u9ad8\u4eba\u4f53\u5185\u76ae\u8d28\u9187\u7684\u5206\u6ccc\uff0c\u8fdb\u800c\u5bfc\u81f4\u9ad8\u8840\u538b\u3001\u5fc3\u810f\u75c5\u548c\u80c3\u6e83\u75a1<\/li><li>\u566a\u97f3\u5f71\u54cd\u5fc3\u8840\u7ba1\u7684\u5065\u5eb7\u3001\u7761\u7720\u7684\u54c1\u8d28\u3001\u751a\u81f3\u80ce\u513f\u7684\u53d1\u80b2<\/li><li>\u566a\u97f3\u6240\u5f15\u8d77\u7684\u542c\u529b\u635f\u4f24\u3001\u5fc3\u8840\u7ba1\u4f24\u5bb3\uff0c\u4e5f\u4f1a\u9020\u6210\u751f\u6b96\u80fd\u529b\u3001\u7761\u7720\u3001\u5fc3\u7406\u7684\u5f71\u54cd<\/li><\/ul>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"toc_title_17\">\u8ba8\u538c\u7684\u58f0\u97f3<\/h5>\n\n\n\n<p>\u5927\u591a\u6570\u4eba\u90fd\u65e0\u6cd5\u5fcd\u53d7\u6307\u7532\u5212\u8fc7\u9ed1\u677f\u7684\u58f0\u97f3\uff0c\u751a\u81f3\u4e00\u60f3\u5230\u90fd\u4f1a\u89c9\u5f97\u70e6\u8e81\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"320\" src=\"https:\/\/www.7mgh.com\/wp-content\/uploads\/2022\/10\/497279-20210310093608206-533927401.gif\" alt=\"\" class=\"wp-image-6558\"\/><figcaption>\u6307\u7532\u5212\u8fc7\u9ed1\u677f<\/figcaption><\/figure>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"toc_title_18\">\u7814\u7a76<\/h5>\n\n\n\n<p>\u7814\u7a76\u8868\u660e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u8fd9\u79cd\u8ba9\u4eba\u8ba8\u538c\u7684\u566a\u97f3\u548c\u5a74\u513f\u557c\u54ed\u53ca\u4eba\u7c7b\u5c16\u53eb\u7684\u58f0\u97f3\u6709\u7740\u76f8\u540c\u7684\u9891\u7387<\/li><li>\u4eba\u8033\u5bf92000Hz ~ 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