{"id":56038,"date":"2022-04-16T07:50:22","date_gmt":"2022-04-16T12:50:22","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/measuring-distance-with-sound-waves\/"},"modified":"2025-01-20T23:29:45","modified_gmt":"2025-01-21T04:29:45","slug":"measuring-distance-with-sound-waves","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/zh-hans\/measuring-distance-with-sound-waves\/","title":{"rendered":"\u58f0\u6ce2\u6d4b\u8ddd\u6280\u672f\uff1a\u539f\u7406\u3001\u65b9\u6cd5\u53ca\u5e94\u7528\u9886\u57df\u6df1\u5ea6\u89e3\u6790"},"content":{"rendered":"<p>\u5229\u7528\u58f0\u6ce2\u6d4b\u91cf\u8ddd\u79bb\uff0c\u8fd9\u9879\u6280\u672f\u770b\u4f3c\u7b80\u5355\uff0c\u5374\u8574\u542b\u7740\u4e30\u5bcc\u7684\u7269\u7406\u539f\u7406\u548c\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u4ece\u65e5\u5e38\u751f\u6d3b\u4e2d\u5e38\u89c1\u7684\u8d85\u58f0\u6ce2\u6d4b\u8ddd\u4eea\uff0c\u5230\u7528\u4e8e\u63a2\u6d4b\u6d77\u6d0b\u6df1\u5ea6\u7684\u58f0\u5450\u7cfb\u7edf\uff0c\u58f0\u6ce2\u6d4b\u8ddd\u6280\u672f\u5728\u5404\u4e2a\u9886\u57df\u90fd\u53d1\u6325\u7740\u4e0d\u53ef\u6216\u7f3a\u7684\u4f5c\u7528\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u58f0\u6ce2\u6d4b\u8ddd\u7684\u539f\u7406\u3001\u65b9\u6cd5\u4ee5\u53ca\u5e94\u7528\uff0c\u5e76\u5206\u6790\u5176\u4f18\u7f3a\u70b9\u3002<\/p>\n<h3>\u58f0\u6ce2\u6d4b\u8ddd\u7684\u57fa\u672c\u539f\u7406<\/h3>\n<p>\u58f0\u6ce2\u6d4b\u8ddd\u7684\u57fa\u672c\u539f\u7406\u662f\u57fa\u4e8e\u58f0\u6ce2\u5728\u4ecb\u8d28\u4e2d\u4f20\u64ad\u7684\u901f\u5ea6\u662f\u6052\u5b9a\u7684\u3002\u901a\u8fc7\u6d4b\u91cf\u58f0\u6ce2\u53d1\u51fa\u548c\u8fd4\u56de\u7684\u65f6\u95f4\uff0c\u7ed3\u5408\u5df2\u77e5\u7684\u58f0\u901f\uff0c\u53ef\u4ee5\u8ba1\u7b97\u51fa\u76ee\u6807\u7684\u8ddd\u79bb\u3002\u516c\u5f0f\u5982\u4e0b\uff1a<\/p>\n<p>\u8ddd\u79bb 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\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u6c14\u538b\u7b49\u73af\u5883\u56e0\u7d20\u90fd\u4f1a\u5f71\u54cd\u58f0\u901f\uff0c\u4ece\u800c\u5bfc\u81f4\u6d4b\u91cf\u8bef\u5dee\u3002<\/li>\n<li><strong>\u591a\u5f84\u6548\u5e94:<\/strong>  \u58f0\u6ce2\u53ef\u80fd\u6cbf\u7740\u4e0d\u540c\u7684\u8def\u5f84\u4f20\u64ad\u5230\u8fbe\u63a5\u6536\u5668\uff0c\u5bfc\u81f4\u6d4b\u91cf\u7ed3\u679c\u51fa\u73b0\u504f\u5dee\u3002<\/li>\n<li><strong>\u566a\u58f0\u5e72\u6270:<\/strong>  \u73af\u5883\u566a\u58f0\u4f1a\u5e72\u6270\u58f0\u6ce2\u4fe1\u53f7\u7684\u63a5\u6536\uff0c\u5f71\u54cd\u6d4b\u91cf\u7cbe\u5ea6\u3002<\/li>\n<\/ul>\n<p>\u4e3a\u4e86\u51cf\u5c11\u8bef\u5dee\uff0c\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u63aa\u65bd\uff1a<\/p>\n<ul>\n<li><strong>\u73af\u5883\u53c2\u6570\u8865\u507f:<\/strong>  \u6839\u636e\u5b9e\u9645\u73af\u5883\u6761\u4ef6\u5bf9\u58f0\u901f\u8fdb\u884c\u6821\u6b63\u3002<\/li>\n<li><strong>\u4fe1\u53f7\u5904\u7406\u6280\u672f:<\/strong>  \u91c7\u7528\u5148\u8fdb\u7684\u4fe1\u53f7\u5904\u7406\u6280\u672f\uff0c\u4f8b\u5982\u6ee4\u6ce2\u3001\u53bb\u566a\u7b49\uff0c\u63d0\u9ad8\u4fe1\u566a\u6bd4\u3002<\/li>\n<li><strong>\u591a\u4f20\u611f\u5668\u878d\u5408:<\/strong>  \u5229\u7528\u591a\u4e2a\u4f20\u611f\u5668\u8fdb\u884c\u6d4b\u91cf\uff0c\u5e76\u901a\u8fc7\u6570\u636e\u878d\u5408\u6280\u672f\u63d0\u9ad8\u6d4b\u91cf\u7cbe\u5ea6\u3002<\/li>\n<\/ul>\n<h3>\u58f0\u6ce2\u6d4b\u8ddd\u7684\u5e94\u7528\u9886\u57df<\/h3>\n<p>\u58f0\u6ce2\u6d4b\u8ddd\u6280\u672f\u5e94\u7528\u5e7f\u6cdb\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u5de5\u4e1a\u81ea\u52a8\u5316:<\/strong>  \u7528\u4e8e\u673a\u5668\u4eba\u5bfc\u822a\u3001\u81ea\u52a8\u63a7\u5236\u7b49\u3002<\/li>\n<li><strong>\u533b\u7597\u5668\u68b0:<\/strong>  \u4f8b\u5982\u8d85\u58f0\u6ce2\u6210\u50cf\u3001\u8d85\u58f0\u6ce2\u6cbb\u7597\u7b49\u3002<\/li>\n<li><strong>\u4ea4\u901a\u8fd0\u8f93:<\/strong>  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