{"id":1516,"date":"2017-03-14T22:18:05","date_gmt":"2017-03-14T14:18:05","guid":{"rendered":"http:\/\/www.bookcard.net\/wordpress\/?p=1516"},"modified":"2017-09-06T20:11:06","modified_gmt":"2017-09-06T12:11:06","slug":"piano_interval_and_frequency","status":"publish","type":"post","link":"https:\/\/www.bookcard.net\/wordpress\/piano_interval_and_frequency\/","title":{"rendered":"\u92fc\u7434-\u97f3\u7a0b\u8207\u983b\u7387"},"content":{"rendered":"<figure id=\"attachment_1472\" aria-describedby=\"caption-attachment-1472\" style=\"width: 8000px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2017\/03\/tonic_train.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1472\" src=\"https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2017\/03\/tonic_train.jpg\" alt=\"88\u7434\u9375\" width=\"8000\" height=\"1500\" srcset=\"https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2017\/03\/tonic_train.jpg 8000w, https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2017\/03\/tonic_train-300x56.jpg 300w, https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2017\/03\/tonic_train-768x144.jpg 768w, https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2017\/03\/tonic_train-1024x192.jpg 1024w\" sizes=\"auto, (max-width: 8000px) 100vw, 8000px\" \/><\/a><figcaption id=\"caption-attachment-1472\" class=\"wp-caption-text\">88\u7434\u9375<\/figcaption><\/figure>\n<figure id=\"attachment_1439\" aria-describedby=\"caption-attachment-1439\" style=\"width: 1024px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2017\/03\/Piano_sound.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1439\" src=\"https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2017\/03\/Piano_sound.jpg\" alt=\"\u92fc\u7434\" width=\"1024\" height=\"768\" srcset=\"https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2017\/03\/Piano_sound.jpg 1024w, https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2017\/03\/Piano_sound-300x225.jpg 300w, https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2017\/03\/Piano_sound-768x576.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption id=\"caption-attachment-1439\" class=\"wp-caption-text\">\u92fc\u7434<\/figcaption><\/figure>\n<p>\u97f3\u9ad8\u5dee\u8207\u983b\u7387\u5dee<br \/>\n\u767c\u97f3\u9ad4\u767c\u51fa\u7684\u8072\u97f3\u7684\u9ad8\u4f4e\u53d6\u6c7a\u65bc\u632f\u52d5\u7684\u983b\u7387<br \/>\n\u97f3\u9ad8-\u983b\u7387\u5927<br \/>\n\u97f3\u4f4e-\u983b\u7387\u5c0f<br \/>\n\u4f8b<br \/>\nA1\u6bd4A2\u9ad8\u516b\u5ea6<br \/>\nA1-A2=55-27.5=27.5Hz<\/p>\n<p>\u97f3\u7a0b\u8207\u983b\u7387\u6bd4<br \/>\n\u97f3\u7a0b-\u5169\u500b\u97f3\u7d1a\u5728\u97f3\u9ad8\u4e0a\u7684\u76f8\u6236\u95dc\u4fc2<br \/>\n\u4f8b<br \/>\nc\u548cg\u70ba\u7d14\u4e94\u5ea6\u97f3\u7a0b\u95dc\u4fc2<br \/>\ng\u548cc1\u70ba\u7d14\u56db\u5ea6\u97f3\u7a0b\u95dc\u4fc2<br \/>\nc1\u548ce1\u70ba\u5927\u4e09\u5ea6\u97f3\u7a0b\u95dc\u4fc2<br \/>\ne1\u548cg1\u70ba\u5c0f\u4e09\u5ea6\u97f3\u7a0b\u95dc\u4fc2<br \/>\n\u4e0a\u9762\u7684\u97f3\u7a31\u70ba\u97f3\u7a0b\u7684\u201d\u51a0\u97f3\u201d<br \/>\n\u4e0b\u9eb5\u7684\u97f3\u7a31\u70ba\u97f3\u7a0b\u7684\u201d\u6839\u97f3\u201d<\/p>\n<p>\u983b\u7387\u6bd4<br \/>\n\u69cb\u6210\u516b\u5ea6\u97f3\u7a0b\u7684\u5169\u500b\u97f3\u7684\u983b\u7387\u4e4b\u6bd4\u70ba2\/1<br \/>\n\u69cb\u6210\u4e94\u5ea6\u97f3\u7a0b\u7684\u5169\u500b\u97f3\u7684\u983b\u7387\u4e4b\u6bd4\u70ba3\/2<br \/>\n\u69cb\u6210\u56db\u5ea6\u97f3\u7a0b\u7684\u5169\u500b\u97f3\u7684\u983b\u7387\u4e4b\u6bd4\u70ba4\/3<br \/>\n\u5169\u500b\u97f3\u7684\u983b\u7387\u4e4b\u6bd4\u70ba1\/1\u5169\u97f3\u983b\u7387\u4e00\u81f3\u662f\u540c\u5ea6\u95dc\u4fc2<\/p>\n<p>\u97f3\u7a0b\u8a08\u7b97<\/p>\n<p>\u97f3\u7a0b\u76f8\u52a0\u6642\u5176\u983b\u7387\u6bd4\u76f8\u5269<br \/>\n\u5169\u500b\u6216\u66f4\u591a\u500b\u4e92\u76f8\u9130\u63a5\u7684\u97f3\u7a0b\u662f\u53ef\u4ee5\u76f8\u52a0\u7684,\u76f8\u52a0\u5f8c\u5f62\u6210\u65b0\u7684\u97f3\u7a0b<br \/>\n\u5927\u4e09\u5ea6\u7684\u983b\u7387\u6bd4\u70ba5\/4,\u5c0f\u516d\u5ea6\u7684\u983b\u7387\u6bd4\u70ba8\/5,\u9019\u5169\u500b\u97f3\u7a0b\u76f8\u52a0\u908a\u70ba\u516b\u5ea6\u97f3\u7a0b.\u983b\u7387\u6bd4\u70ba2\/1<br \/>\n(5\/4)*(8\/5)=40\/20=2\/1<\/p>\n<p>\u97f3\u7a0b\u76f8\u6e1b\u6642\u5176\u983b\u7387\u6bd4\u76f8\u9664<br \/>\n\u4e00\u500b\u76f8\u5c0d\u8f03\u5bec\u7684\u97f3\u7a0b\u53ef\u4ee5\u5f9e\u4e2d\u6e1b\u53bb\u4e00\u500b\u6216\u6578\u500b\u8f03\u7a84\u7684\u97f3\u7a0b,\u5f9e\u800c\u5f62\u6210\u4e00\u500b\u65b0\u7684\u97f3\u7a0b.<br \/>\n\u516b\u5ea6\u7684\u983b\u7387\u6bd4\u70ba2\/1,\u7d14\u4e94\u5ea6\u7684\u983b\u7387\u6bd4\u70ba3\/2,\u9019\u500b\u5169\u500b\u97f3\u7a0b\u76f8\u6e1b\u908a\u70ba\u7d14\u56db\u5ea6\u97f3\u7a0b\u983b\u7387\u6bd4\u70ba4\/3<br \/>\n(2\/1)\/(3\/2)=(2\/1)*(2\/3)=4\/3<\/p>\n<p>\u7b49\u97f3\u7a0b\u9023\u52a0\u6642\u983b\u7387\u6bd4\u5269\u65b9<br \/>\n\u7b49\u97f3\u7a0b\u9023\u52a0\u6642\u983b\u7387\u6bd4\u53ef\u7528\u4e58\u65b9\u8a08\u7b97<br \/>\n\u7576\u97f3\u9ad8\u9019\u500b\u4e3b\u89c0\u91cf\u4ee5\u7b49\u5dee\u7d1a\u6578\u8b8a\u5316\u6642,\u5176\u5c0d\u61c9\u7684\u5ba2\u89c0\u91cf\u2014\u983b\u7387\u5247\u4ee5\u7b49\u6bd4\u7d1a\u6578\u8b8a\u5316<br \/>\n\u4e00\u500b\u516b\u5ea6\u7684\u983b\u7387\u6bd4\u70ba(2\/1)<br \/>\n\u516b\u5ea6\u52a0\u516b\u5ea6\u7684\u983b\u7387\u6bd4\u70ba(2\/1)*(2\/1)<br \/>\n\u516b\u5ea6\u52a0\u516b\u5ea6\u518d\u52a0\u516b\u5ea6\u7684\u983b\u7387\u6bd4\u70ba(2\/1)*(2\/1)*(2\/1)<\/p>\n<p>\u97f3\u7a0b\u7b49\u5206\u6642\u5176\u983b\u7387\u6bd4\u958b\u65b9<br \/>\n\u4e00\u500b\u4e8c\u5341\u4e8c\u5ea6\u7684\u8907\u516b\u5ea6(\u4e09\u500b\u516b\u5ea6)\u97f3\u7a0b\u7b49\u5206\u4f4d\u4e09\u500b\u8f03\u7a84\u7684\u97f3\u7a0b,\u7b49\u5206\u5f8c\u6bcf\u500b\u97f3\u7a0b\u70ba\u516b\u5ea6.<br \/>\n\u7b49\u5206\u7684\u65b9\u6cd5\u662f\u5229\u7528\u5269\u65b9\u7684\u9006\u904b\u7b97&#8211;\u958b\u65b9.<br \/>\n\u4e00\u500b\u97f3\u7a0b\u7b49\u5206\u70ba\u5e7e\u4efd,\u5176\u983b\u7387\u6bd4\u70ba\u958b\u5e7e\u6b21\u65b9,<br \/>\n\u4e8c\u5341\u4e8c\u5ea6\u97f3\u7a0b\u7b49\u5206\u70ba\u4e09\u4efd\u8b8a\u70ba\u516b\u5ea6\u97f3\u7a0b\u983b\u7387\u6bd4\u70ba2\/1<\/p>\n<p>\u97f3\u5206\u7684\u8a08\u7b97<br \/>\n\u82f1\u570b\u4eba\u827e\u7406\u65af\u65bc1884\u5e74\u63d0\u51fa\u628a\u5341\u4e8c\u5e73\u5747\u7387\u534a\u97f3\u5747\u5206\u70ba100\u4efd,\u5373\u628a\u516b\u5ea6\u97f3\u7a0b\u5747\u5206\u70ba1200,\u6c92\u4e00\u4efd\u5b9a\u70ba\u4e00\u500b\u97f3\u5206.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u97f3\u9ad8\u5dee\u8207\u983b\u7387\u5dee 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class=\"screen-reader-text\">\u92fc\u7434-\u97f3\u7a0b\u8207\u983b\u7387<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[26],"class_list":["post-1516","post","type-post","status-publish","format-standard","hentry","category-piano","tag-piano","entry"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/1516","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/comments?post=1516"}],"version-history":[{"count":4,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/1516\/revisions"}],"predecessor-version":[{"id":2830,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/1516\/revisions\/2830"}],"wp:attachment":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/media?parent=1516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/categories?post=1516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/tags?post=1516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}