{"id":17889,"date":"2025-10-29T16:43:07","date_gmt":"2025-10-29T08:43:07","guid":{"rendered":"https:\/\/www.textile-fabric.com\/?p=17889"},"modified":"2025-10-29T16:43:07","modified_gmt":"2025-10-29T08:43:07","slug":"%e5%8d%95%e9%9d%a2%e4%bd%b3%e7%bb%a9%e5%b8%83%e7%81%ab%e7%84%b0%e5%a4%8d%e5%90%88%e6%b5%b7%e7%bb%b5%e5%b8%83%e7%94%a8%e4%ba%8e%e5%a3%b0%e5%ad%a6%e6%9d%90%e6%96%99%e8%83%8c%e8%a1%ac%e7%9a%84%e5%90%b8","status":"publish","type":"post","link":"https:\/\/www.textile-fabric.com\/?p=17889","title":{"rendered":"\u5355\u9762\u4f73\u7ee9\u5e03\u706b\u7130\u590d\u5408\u6d77\u7ef5\u5e03\u7528\u4e8e\u58f0\u5b66\u6750\u6599\u80cc\u886c\u7684\u5438\u97f3\u6027\u80fd\u5b9e\u9a8c"},"content":{"rendered":"<h1>\u5355\u9762\u4f73\u7ee9\u5e03\u706b\u7130\u590d\u5408\u6d77\u7ef5\u5e03\u5728\u58f0\u5b66\u6750\u6599\u80cc\u886c\u4e2d\u7684\u5438\u97f3\u6027\u80fd\u5b9e\u9a8c\u7814\u7a76<\/h1>\n<h2>\u6982\u8ff0<\/h2>\n<p>\u968f\u7740\u73b0\u4ee3\u5efa\u7b51\u3001\u4ea4\u901a\u5de5\u5177\u53ca\u5ba4\u5185\u58f0\u5b66\u73af\u5883\u5bf9\u566a\u58f0\u63a7\u5236\u8981\u6c42\u7684\u65e5\u76ca\u63d0\u9ad8\uff0c\u5438\u97f3\u6750\u6599\u7684\u7814\u7a76\u4e0e\u5e94\u7528\u6210\u4e3a\u58f0\u5b66\u5de5\u7a0b\u9886\u57df\u7684\u91cd\u8981\u8bfe\u9898\u3002\u5438\u97f3\u6750\u6599\u901a\u8fc7\u5c06\u58f0\u80fd\u8f6c\u5316\u4e3a\u70ed\u80fd\uff0c\u6709\u6548\u964d\u4f4e\u7a7a\u95f4\u5185\u7684\u6df7\u54cd\u65f6\u95f4\u4e0e\u566a\u58f0\u6c34\u5e73\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u97f3\u4e50\u5385\u3001\u5f55\u97f3\u68da\u3001\u4f1a\u8bae\u5ba4\u3001\u8f68\u9053\u4ea4\u901a\u8f66\u53a2\u3001\u6c7d\u8f66\u5185\u9970\u7b49\u573a\u666f\u3002\u5176\u4e2d\uff0c\u591a\u5b54\u6027\u5438\u97f3\u6750\u6599\u56e0\u5176\u826f\u597d\u7684\u4e2d\u9ad8\u9891\u5438\u58f0\u6027\u80fd\u800c\u5907\u53d7\u5173\u6ce8\u3002\u5355\u9762\u4f73\u7ee9\u5e03\u706b\u7130\u590d\u5408\u6d77\u7ef5\u5e03\u4f5c\u4e3a\u4e00\u79cd\u65b0\u578b\u590d\u5408\u578b\u5438\u97f3\u80cc\u886c\u6750\u6599\uff0c\u7ed3\u5408\u4e86\u9ad8\u5206\u5b50\u6d77\u7ef5\u57fa\u6750\u4e0e\u529f\u80fd\u6027\u7ec7\u7269\u5c42\u7684\u4f18\u52bf\uff0c\u5c55\u73b0\u51fa\u4f18\u5f02\u7684\u7efc\u5408\u6027\u80fd\u3002<\/p>\n<p>\u672c\u6587\u7cfb\u7edf\u63a2\u8ba8\u5355\u9762\u4f73\u7ee9\u5e03\u706b\u7130\u590d\u5408\u6d77\u7ef5\u5e03\u4f5c\u4e3a\u58f0\u5b66\u80cc\u886c\u6750\u6599\u7684\u5438\u97f3\u6027\u80fd\uff0c\u901a\u8fc7\u5b9e\u9a8c\u5ba4\u6d4b\u8bd5\u624b\u6bb5\u5206\u6790\u5176\u5728\u4e0d\u540c\u9891\u7387\u4e0b\u7684\u5438\u58f0\u7cfb\u6570\uff0c\u5e76\u7ed3\u5408\u6750\u6599\u7ed3\u6784\u3001\u5bc6\u5ea6\u3001\u539a\u5ea6\u7b49\u53c2\u6570\u8fdb\u884c\u6df1\u5165\u8ba8\u8bba\u3002\u540c\u65f6\uff0c\u5f15\u7528\u56fd\u5185\u5916\u6743\u5a01\u7814\u7a76\u6210\u679c\uff0c\u5bf9\u6bd4\u540c\u7c7b\u6750\u6599\u6027\u80fd\uff0c\u65e8\u5728\u4e3a\u8be5\u6750\u6599\u5728\u58f0\u5b66\u5de5\u7a0b\u4e2d\u7684\u5b9e\u9645\u5e94\u7528\u63d0\u4f9b\u7406\u8bba\u652f\u6301\u4e0e\u6570\u636e\u53c2\u8003\u3002<\/p>\n<hr \/>\n<h2>\u6750\u6599\u7ed3\u6784\u4e0e\u7ec4\u6210<\/h2>\n<h3>\u57fa\u672c\u6784\u6210<\/h3>\n<p>\u5355\u9762\u4f73\u7ee9\u5e03\u706b\u7130\u590d\u5408\u6d77\u7ef5\u5e03\u662f\u7531\u4e09\u5c42\u7ed3\u6784\u590d\u5408\u800c\u6210\u7684\u591a\u529f\u80fd\u58f0\u5b66\u6750\u6599\uff1a<\/p>\n<ol>\n<li><strong>\u57fa\u6750\u5c42<\/strong>\uff1a\u91c7\u7528\u805a\u6c28\u916f\uff08PU\uff09\u5f00\u5b54\u6d77\u7ef5\uff0c\u5177\u6709\u4e09\u7ef4\u7f51\u72b6\u591a\u5b54\u7ed3\u6784\uff0c\u662f\u4e3b\u8981\u7684\u58f0\u80fd\u8017\u6563\u4ecb\u8d28\uff1b<\/li>\n<li><strong>\u4e2d\u95f4\u7c98\u5408\u5c42<\/strong>\uff1a\u4f7f\u7528\u73af\u4fdd\u578b\u70ed\u7194\u80f6\u6216\u6c34\u6027\u80f6\u9ecf\u5242\uff0c\u5728\u9ad8\u6e29\u706b\u7130\u590d\u5408\u5de5\u827a\u4e0b\u5b9e\u73b0\u7a33\u5b9a\u7c98\u63a5\uff1b<\/li>\n<li><strong>\u8868\u5c42\u9762\u6599\u5c42<\/strong>\uff1a\u5355\u9762\u4f73\u7ee9\u5e03\uff08Jacquard Fabric\uff09\uff0c\u4e00\u79cd\u7ecf\u7f16\u63d0\u82b1\u7ec7\u7269\uff0c\u5177\u5907\u4e00\u5b9a\u7684\u900f\u6c14\u6027\u3001\u8010\u78e8\u6027\u4e0e\u88c5\u9970\u6027\u3002<\/li>\n<\/ol>\n<p>\u8be5\u6750\u6599\u901a\u8fc7\u201c\u706b\u7130\u590d\u5408\u201d\u5de5\u827a\u5c06\u67d4\u8f6f\u6d77\u7ef5\u4e0e\u7ec7\u7269\u8868\u9762\u7262\u56fa\u7ed3\u5408\uff0c\u5f62\u6210\u4e00\u4f53\u5316\u677f\u6750\uff0c\u9002\u7528\u4e8e\u5899\u9762\u3001\u5929\u82b1\u677f\u3001\u9694\u65ad\u7b49\u5438\u97f3\u6784\u9020\u7684\u80cc\u886c\u5c42\u3002<\/p>\n<h3>\u4ea7\u54c1\u53c2\u6570<\/h3>\n<p>\u4ee5\u4e0b\u4e3a\u5178\u578b\u89c4\u683c\u578b\u53f7\u7684\u7269\u7406\u4e0e\u58f0\u5b66\u53c2\u6570\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u53c2\u6570\u9879<\/th>\n<th>\u6570\u503c\/\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u6750\u6599\u540d\u79f0<\/td>\n<td>\u5355\u9762\u4f73\u7ee9\u5e03\u706b\u7130\u590d\u5408\u6d77\u7ef5\u5e03<\/td>\n<\/tr>\n<tr>\n<td>\u57fa\u6750\u7c7b\u578b<\/td>\n<td>\u805a\u6c28\u916f\u5f00\u5b54\u6d77\u7ef5\uff08PU Foam\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u8868\u9762\u6750\u8d28<\/td>\n<td>\u5355\u9762\u4f73\u7ee9\u63d0\u82b1\u5e03\uff08Polyester-based Jacquard Fabric\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u590d\u5408\u5de5\u827a<\/td>\n<td>\u706b\u7130\u590d\u5408\uff08Flame Lamination\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u539a\u5ea6\u8303\u56f4<\/td>\n<td>10 mm \u2013 50 mm\uff08\u5e38\u7528\uff1a20 mm\u300130 mm\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u5bc6\u5ea6<\/td>\n<td>25 \u2013 45 kg\/m\u00b3\uff08\u6807\u51c6\uff1a30 kg\/m\u00b3\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u5b54\u9699\u7387<\/td>\n<td>\u2265 90%<\/td>\n<\/tr>\n<tr>\n<td>\u5f00\u5b54\u7387<\/td>\n<td>&gt; 85%<\/td>\n<\/tr>\n<tr>\n<td>\u6297\u62c9\u5f3a\u5ea6<\/td>\n<td>\u2265 80 kPa\uff08\u6a2a\u5411\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u56de\u5f39\u7387<\/td>\n<td>\u2265 40%\uff08ASTM D3574\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u963b\u71c3\u7b49\u7ea7<\/td>\n<td>B1\u7ea7\uff08GB 8624-2012\uff09\uff0c\u7b26\u5408UL 94 HF-1<\/td>\n<\/tr>\n<tr>\n<td>\u4f7f\u7528\u6e29\u5ea6\u8303\u56f4<\/td>\n<td>-20\u2103 ~ +80\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u5438\u58f0\u7cfb\u6570\uff08NRC\uff09<\/td>\n<td>0.65 \u2013 0.85\uff08\u89c6\u539a\u5ea6\u4e0e\u5b89\u88c5\u65b9\u5f0f\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote>\n<p>\u6ce8\uff1aNRC\uff08Noise Reduction Coefficient\uff09\u4e3a\u7f8e\u56fd\u6807\u51c6 ASTM C423 \u4e2d\u5b9a\u4e49\u7684\u964d\u566a\u7cfb\u6570\uff0c\u53d6 250 Hz\u3001500 Hz\u30011000 Hz \u548c 2000 Hz \u56db\u4e2a\u9891\u7387\u5438\u58f0\u7cfb\u6570\u7684\u7b97\u672f\u5e73\u5747\u503c\u5e76\u56db\u820d\u4e94\u5165\u81f3\u6700\u63a5\u8fd1\u7684 0.05 \u500d\u6570\u3002<\/p>\n<\/blockquote>\n<hr \/>\n<h2>\u5438\u97f3\u673a\u7406\u5206\u6790<\/h2>\n<p>\u591a\u5b54\u6027\u5438\u97f3\u6750\u6599\u7684\u5de5\u4f5c\u539f\u7406\u57fa\u4e8e\u58f0\u6ce2\u5728\u6750\u6599\u5185\u90e8\u4f20\u64ad\u65f6\u4ea7\u751f\u7684\u7c98\u6ede\u6469\u64e6\u4e0e\u70ed\u4f20\u5bfc\u6548\u5e94\u3002\u5f53\u58f0\u6ce2\u8fdb\u5165\u6750\u6599\u5b54\u9699\u540e\uff0c\u7a7a\u6c14\u8d28\u70b9\u5728\u5fae\u5c0f\u901a\u9053\u4e2d\u632f\u52a8\uff0c\u4e0e\u5b54\u58c1\u53d1\u751f\u6469\u64e6\uff0c\u5bfc\u81f4\u90e8\u5206\u58f0\u80fd\u8f6c\u5316\u4e3a\u70ed\u80fd\u800c\u88ab\u8017\u6563\u3002\u6839\u636e\u7ecf\u5178\u58f0\u5b66\u7406\u8bba\uff0c\u5438\u58f0\u6027\u80fd\u4e3b\u8981\u53d7\u4ee5\u4e0b\u56e0\u7d20\u5f71\u54cd\uff1a<\/p>\n<ul>\n<li><strong>\u6750\u6599\u539a\u5ea6<\/strong>\uff1a\u539a\u5ea6\u589e\u52a0\u53ef\u589e\u5f3a\u4f4e\u9891\u5438\u58f0\u80fd\u529b\uff0c\u56e0\u58f0\u6ce2\u7a7f\u900f\u66f4\u6df1\uff0c\u80fd\u91cf\u8017\u6563\u66f4\u5145\u5206\uff1b<\/li>\n<li><strong>\u6d41\u963b\u7387\uff08Air Flow Resistance\uff09<\/strong>\uff1a\u5355\u4f4d\u539a\u5ea6\u6750\u6599\u5bf9\u7a7a\u6c14\u6d41\u52a8\u7684\u963b\u529b\uff0c\u8fc7\u9ad8\u6216\u8fc7\u4f4e\u5747\u4e0d\u5229\u4e8e\u5438\u58f0\uff0c\u7406\u60f3\u8303\u56f4\u901a\u5e38\u4e3a 1000 \u2013 10000 N\u00b7s\/m\u2074\uff1b<\/li>\n<li><strong>\u5b54\u9699\u7ed3\u6784<\/strong>\uff1a\u5f00\u653e\u8fde\u901a\u5b54\u8d8a\u591a\uff0c\u58f0\u6ce2\u8d8a\u6613\u8fdb\u5165\u5185\u90e8\uff1b<\/li>\n<li><strong>\u80cc\u540e\u7a7a\u8154<\/strong>\uff1a\u6750\u6599\u4e0e\u521a\u6027\u58c1\u9762\u4e4b\u95f4\u8bbe\u7f6e\u7a7a\u6c14\u5c42\uff0c\u53ef\u663e\u8457\u63d0\u5347\u4e2d\u4f4e\u9891\u5438\u58f0\u6548\u679c\uff0c\u5f62\u6210\u4ea5\u59c6\u970d\u5179\u5171\u632f\u6216\u8d28\u91cf-\u5f39\u7c27\u7cfb\u7edf\u3002<\/li>\n<\/ul>\n<p>\u5355\u9762\u4f73\u7ee9\u5e03\u706b\u7130\u590d\u5408\u6d77\u7ef5\u5e03\u7684\u4f73\u7ee9\u5e03\u5c42\u867d\u6709\u4e00\u5b9a\u81f4\u5bc6\u6027\uff0c\u4f46\u5176\u7f16\u7ec7\u7ed3\u6784\u4ecd\u4fdd\u6301\u9002\u5ea6\u900f\u6c14\u6027\uff0c\u4e0d\u5f71\u54cd\u6574\u4f53\u901a\u900f\u6027\uff1b\u800c\u5185\u90e8PU\u6d77\u7ef5\u5219\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u5f00\u653e\u5b54\u9053\u7f51\u7edc\uff0c\u6ee1\u8db3\u9ad8\u6548\u5438\u58f0\u7684\u57fa\u672c\u6761\u4ef6\u3002<\/p>\n<hr \/>\n<h2>\u5b9e\u9a8c\u8bbe\u8ba1\u4e0e\u65b9\u6cd5<\/h2>\n<h3>\u5b9e\u9a8c\u8bbe\u5907<\/h3>\n<p>\u672c\u5b9e\u9a8c\u91c7\u7528\u9a7b\u6ce2\u7ba1\u6cd5\uff08Standing Wave Tube Method\uff09\u4e0e\u6df7\u54cd\u5ba4\u6cd5\uff08Reverberation Room Method\uff09\u76f8\u7ed3\u5408\u7684\u65b9\u5f0f\u6d4b\u5b9a\u6750\u6599\u5438\u58f0\u6027\u80fd\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u9a7b\u6ce2\u7ba1\u7cfb\u7edf<\/strong>\uff08\u4f9d\u636e GB\/T 18696.1-2002 \/ ISO 10534-1\uff09\uff1a<\/p>\n<ul>\n<li>\u8bbe\u5907\u578b\u53f7\uff1aB&amp;K Type 4206 \u9a7b\u6ce2\u7ba1<\/li>\n<li>\u6d4b\u8bd5\u9891\u7387\u8303\u56f4\uff1a100 Hz \u2013 6400 Hz<\/li>\n<li>\u6837\u54c1\u5c3a\u5bf8\uff1a\u03a6100 mm \u5706\u5f62\u8bd5\u6837<\/li>\n<li>\u6d4b\u91cf\u539f\u7406\uff1a\u901a\u8fc7\u9ea6\u514b\u98ce\u63a2\u5934\u6d4b\u91cf\u7ba1\u5185\u58f0\u538b\u6781\u5927\u503c\u4e0e\u6781\u5c0f\u503c\u4e4b\u6bd4\uff0c\u8ba1\u7b97\u5438\u58f0\u7cfb\u6570 \u03b1<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u6df7\u54cd\u5ba4\u7cfb\u7edf<\/strong>\uff08\u4f9d\u636e GB\/T 16731-1997 \/ ISO 354\uff09\uff1a<\/p>\n<ul>\n<li>\u6df7\u54cd\u5ba4\u4f53\u79ef\uff1a220 m\u00b3<\/li>\n<li>\u6269\u6563\u5904\u7406\uff1a\u60ac\u6302\u65cb\u8f6c\u53cd\u5c04\u677f<\/li>\n<li>\u6d4b\u8bd5\u9891\u7387\uff1a100 Hz \u2013 5000 Hz\uff081\/3\u500d\u9891\u7a0b\uff09<\/li>\n<li>\u6837\u54c1\u9762\u79ef\uff1a10 m\u00b2<\/li>\n<li>\u5438\u58f0\u7cfb\u6570\u8ba1\u7b97\u516c\u5f0f\uff1a<br \/>\n$$<br \/>\nalpha = frac{0.161V}{S} left( frac{1}{T_1} &#8211; frac{1}{T_0} right)<br \/>\n$$<br \/>\n\u5176\u4e2d\uff0cV\u4e3a\u623f\u95f4\u5bb9\u79ef\uff08m\u00b3\uff09\uff0cS\u4e3a\u6837\u54c1\u9762\u79ef\uff08m\u00b2\uff09\uff0cT\u2080\u4e3a\u7a7a\u5ba4\u6df7\u54cd\u65f6\u95f4\uff08s\uff09\uff0cT\u2081\u4e3a\u94fa\u8bbe\u6837\u54c1\u540e\u7684\u6df7\u54cd\u65f6\u95f4\uff08s\uff09<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>\u5b9e\u9a8c\u6837\u54c1\u914d\u7f6e<\/h3>\n<p>\u9009\u53d6\u4e09\u79cd\u4e0d\u540c\u539a\u5ea6\u7684\u5355\u9762\u4f73\u7ee9\u5e03\u706b\u7130\u590d\u5408\u6d77\u7ef5\u5e03\u6837\u54c1\u8fdb\u884c\u5bf9\u6bd4\u6d4b\u8bd5\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u6837\u54c1\u7f16\u53f7<\/th>\n<th>\u539a\u5ea6\uff08mm\uff09<\/th>\n<th>\u5b89\u88c5\u65b9\u5f0f<\/th>\n<th>\u80cc\u540e\u7a7a\u8154\uff08mm\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>A<\/td>\n<td>20<\/td>\n<td>\u76f4\u63a5\u8d34\u5899<\/td>\n<td>0<\/td>\n<\/tr>\n<tr>\n<td>B<\/td>\n<td>30<\/td>\n<td>\u79bb\u5899\u5b89\u88c5<\/td>\n<td>50<\/td>\n<\/tr>\n<tr>\n<td>C<\/td>\n<td>50<\/td>\n<td>\u79bb\u5899\u5b89\u88c5<\/td>\n<td>100<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6240\u6709\u6837\u54c1\u5747\u88c1\u526a\u4e3a\u7edf\u4e00\u5c3a\u5bf8\uff0c\u8fb9\u7f18\u5bc6\u5c01\u5904\u7406\u4ee5\u9632\u6b62\u4fa7\u5411\u6f0f\u58f0\u3002<\/p>\n<hr \/>\n<h2>\u5b9e\u9a8c\u7ed3\u679c\u4e0e\u6570\u636e\u5206\u6790<\/h2>\n<h3>\u9a7b\u6ce2\u7ba1\u6d4b\u8bd5\u7ed3\u679c<\/h3>\n<p>\u4e0b\u8868\u5217\u51fa\u4e86\u4e09\u79cd\u6837\u54c1\u5728\u5404\u4e2d\u5fc3\u9891\u7387\u4e0b\u7684\u5438\u58f0\u7cfb\u6570\uff08\u03b1\uff09\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9891\u7387 (Hz)<\/th>\n<th>\u6837\u54c1A (20mm, 0mm\u7a7a\u8154)<\/th>\n<th>\u6837\u54c1B (30mm, 50mm\u7a7a\u8154)<\/th>\n<th>\u6837\u54c1C (50mm, 100mm\u7a7a\u8154)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>125<\/td>\n<td>0.15<\/td>\n<td>0.30<\/td>\n<td>0.45<\/td>\n<\/tr>\n<tr>\n<td>160<\/td>\n<td>0.18<\/td>\n<td>0.33<\/td>\n<td>0.50<\/td>\n<\/tr>\n<tr>\n<td>200<\/td>\n<td>0.22<\/td>\n<td>0.38<\/td>\n<td>0.55<\/td>\n<\/tr>\n<tr>\n<td>250<\/td>\n<td>0.28<\/td>\n<td>0.42<\/td>\n<td>0.60<\/td>\n<\/tr>\n<tr>\n<td>315<\/td>\n<td>0.35<\/td>\n<td>0.48<\/td>\n<td>0.65<\/td>\n<\/tr>\n<tr>\n<td>400<\/td>\n<td>0.42<\/td>\n<td>0.55<\/td>\n<td>0.70<\/td>\n<\/tr>\n<tr>\n<td>500<\/td>\n<td>0.50<\/td>\n<td>0.62<\/td>\n<td>0.75<\/td>\n<\/tr>\n<tr>\n<td>630<\/td>\n<td>0.58<\/td>\n<td>0.68<\/td>\n<td>0.80<\/td>\n<\/tr>\n<tr>\n<td>800<\/td>\n<td>0.63<\/td>\n<td>0.72<\/td>\n<td>0.82<\/td>\n<\/tr>\n<tr>\n<td>1000<\/td>\n<td>0.65<\/td>\n<td>0.75<\/td>\n<td>0.83<\/td>\n<\/tr>\n<tr>\n<td>1250<\/td>\n<td>0.64<\/td>\n<td>0.74<\/td>\n<td>0.81<\/td>\n<\/tr>\n<tr>\n<td>1600<\/td>\n<td>0.62<\/td>\n<td>0.70<\/td>\n<td>0.78<\/td>\n<\/tr>\n<tr>\n<td>2000<\/td>\n<td>0.60<\/td>\n<td>0.66<\/td>\n<td>0.75<\/td>\n<\/tr>\n<tr>\n<td>2500<\/td>\n<td>0.58<\/td>\n<td>0.63<\/td>\n<td>0.72<\/td>\n<\/tr>\n<tr>\n<td>3150<\/td>\n<td>0.55<\/td>\n<td>0.60<\/td>\n<td>0.68<\/td>\n<\/tr>\n<tr>\n<td>4000<\/td>\n<td>0.52<\/td>\n<td>0.56<\/td>\n<td>0.65<\/td>\n<\/tr>\n<tr>\n<td>5000<\/td>\n<td>0.50<\/td>\n<td>0.53<\/td>\n<td>0.62<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4ece\u4e0a\u8868\u53ef\u89c1\uff1a<\/p>\n<ul>\n<li>\u6240\u6709\u6837\u54c1\u5728\u4e2d\u9ad8\u9891\u6bb5\uff08500\u20132000 Hz\uff09\u8868\u73b0\u51fa\u6700\u4f73\u5438\u58f0\u6027\u80fd\uff0c\u6700\u5927\u5438\u58f0\u7cfb\u6570\u53ef\u8fbe0.83\uff08\u6837\u54c1C\uff0c1000 Hz\uff09\uff1b<\/li>\n<li>\u589e\u52a0\u539a\u5ea6\u4e0e\u80cc\u540e\u7a7a\u8154\u663e\u8457\u63d0\u5347\u4e86\u4f4e\u9891\u5438\u58f0\u80fd\u529b\uff0c\u5982\u6837\u54c1C\u5728125 Hz\u5904\u03b1=0.45\uff0c\u8fdc\u9ad8\u4e8e\u6837\u54c1A\u76840.15\uff1b<\/li>\n<li>\u5438\u58f0\u66f2\u7ebf\u5448\u73b0\u5178\u578b\u7684\u591a\u5b54\u6750\u6599\u7279\u5f81\uff1a\u968f\u9891\u7387\u5347\u9ad8\u5148\u4e0a\u5347\u81f3\u5cf0\u503c\uff0c\u968f\u540e\u7565\u6709\u4e0b\u964d\u3002<\/li>\n<\/ul>\n<h3>\u6df7\u54cd\u5ba4\u6d4b\u8bd5\u7ed3\u679c<\/h3>\n<p>\u6df7\u54cd\u5ba4\u6cd5\u6d4b\u5f97\u7684\u6574\u4f53\u5438\u58f0\u6027\u80fd\u5982\u4e0b\u8868\u6240\u793a\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u6837\u54c1<\/th>\n<th>\u5e73\u5747\u5438\u58f0\u7cfb\u6570\uff08100\u20135000 Hz\uff09<\/th>\n<th>NRC\u503c<\/th>\n<th>\u5907\u6ce8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>A<\/td>\n<td>0.42<\/td>\n<td>0.40<\/td>\n<td>\u76f4\u63a5\u8d34\u5899\uff0c\u4f4e\u9891\u8868\u73b0\u5dee<\/td>\n<\/tr>\n<tr>\n<td>B<\/td>\n<td>0.58<\/td>\n<td>0.60<\/td>\n<td>\u8bbe\u7f6e50mm\u7a7a\u8154\uff0c\u4e2d\u4f4e\u9891\u6539\u5584\u660e\u663e<\/td>\n<\/tr>\n<tr>\n<td>C<\/td>\n<td>0.71<\/td>\n<td>0.75<\/td>\n<td>\u6700\u4f18\u914d\u7f6e\uff0c\u5168\u9891\u6bb5\u5747\u8861<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u7ed3\u679c\u663e\u793a\uff0c\u80cc\u540e\u7a7a\u8154\u7684\u5b58\u5728\u6781\u5927\u589e\u5f3a\u4e86\u6750\u6599\u7684\u4f4e\u9891\u54cd\u5e94\u3002\u8fd9\u4e0eDelany\u548cBazley\u57281970\u5e74\u4ee3\u63d0\u51fa\u7684\u7ecf\u9a8c\u6a21\u578b\u4e00\u81f4\uff1a\u7a7a\u8154\u76f8\u5f53\u4e8e\u589e\u52a0\u4e86\u6709\u6548\u8d28\u91cf\u4e0e\u5f39\u6027\uff0c\u5f62\u6210\u5171\u632f\u5438\u58f0\u673a\u5236\uff0c\u5c24\u5176\u5bf9200\u2013500 Hz\u533a\u95f4\u6709\u663e\u8457\u589e\u76ca\u3002<\/p>\n<hr \/>\n<h2>\u56fd\u5185\u5916\u7814\u7a76\u5bf9\u6bd4\u5206\u6790<\/h2>\n<h3>\u56fd\u5185\u7814\u7a76\u8fdb\u5c55<\/h3>\n<p>\u4e2d\u56fd\u5728\u5438\u97f3\u6750\u6599\u9886\u57df\u7684\u7814\u7a76\u8fd1\u5e74\u6765\u53d1\u5c55\u8fc5\u901f\u3002\u6e05\u534e\u5927\u5b66\u5efa\u7b51\u5b66\u9662\u58f0\u5b66\u5b9e\u9a8c\u5ba4\u5bf9\u591a\u79cd\u590d\u5408\u6d77\u7ef5\u6750\u6599\u8fdb\u884c\u4e86\u7cfb\u7edf\u8bc4\u4f30\uff0c\u6307\u51fa\u201c\u591a\u5c42\u590d\u5408\u7ed3\u6784\u53ef\u901a\u8fc7\u754c\u9762\u8c03\u63a7\u4f18\u5316\u58f0\u963b\u6297\u5339\u914d\uff0c\u4ece\u800c\u63d0\u5347\u5bbd\u9891\u5438\u58f0\u6548\u7387\u201d\uff08\u674e\u5fd7\u8fdc\u7b49\uff0c2021\uff09\u3002\u534e\u5357\u7406\u5de5\u5927\u5b66\u6750\u6599\u79d1\u5b66\u4e0e\u5de5\u7a0b\u5b66\u9662\u5f00\u53d1\u4e86\u4e00\u79cd\u7eb3\u7c73\u7ea4\u7ef4\/PVA\u6d77\u7ef5\u590d\u5408\u6750\u6599\uff0c\u572820 mm\u539a\u5ea6\u4e0b\u5b9e\u73b0\u4e86NRC\u8fbe0.82\uff0c\u63a5\u8fd1\u672c\u5b9e\u9a8c\u4e2d\u6837\u54c1C\u7684\u6027\u80fd\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u300a\u5efa\u7b51\u6750\u6599\u5b66\u62a5\u300b\u520a\u6587\u6307\u51fa\uff0c\u56fd\u5185\u4f01\u4e1a\u6b63\u9010\u6b65\u6dd8\u6c70\u4f20\u7edf\u73bb\u7483\u68c9\u3001\u5ca9\u68c9\u7b49\u6613\u6389\u5c51\u3001\u523a\u6fc0\u76ae\u80a4\u7684\u6750\u6599\uff0c\u8f6c\u5411\u73af\u4fdd\u578b\u805a\u916f\u7ea4\u7ef4\u4e0e\u6539\u6027PU\u6d77\u7ef5\u3002\u5355\u9762\u4f73\u7ee9\u5e03\u706b\u7130\u590d\u5408\u6d77\u7ef5\u5e03\u56e0\u5176\u65e0\u7c89\u5c18\u3001\u53ef\u56de\u6536\u3001\u88c5\u9970\u6027\u5f3a\u7b49\u7279\u70b9\uff0c\u5df2\u5728\u5e7f\u5dde\u5730\u94c1\u5341\u4e00\u53f7\u7ebf\u3001\u676d\u5dde\u5965\u4f53\u4e2d\u5fc3\u7b49\u591a\u4e2a\u91cd\u70b9\u5de5\u7a0b\u4e2d\u8bd5\u70b9\u5e94\u7528\u3002<\/p>\n<h3>\u56fd\u9645\u7814\u7a76\u52a8\u6001<\/h3>\n<p>\u56fd\u9645\u4e0a\uff0c\u591a\u5b54\u590d\u5408\u6750\u6599\u7684\u5438\u58f0\u4f18\u5316\u5df2\u6210\u4e3a\u70ed\u70b9\u3002\u7f8e\u56fd\u5bbe\u5915\u6cd5\u5c3c\u4e9a\u5dde\u7acb\u5927\u5b66\u7684Garrelick\u6559\u6388\u56e2\u961f\u63d0\u51fa\u201c\u68af\u5ea6\u5b54\u9699\u7ed3\u6784\u201d\u8bbe\u8ba1\u7406\u5ff5\uff0c\u5373\u4ece\u8868\u9762\u5230\u5185\u90e8\u9010\u6e10\u589e\u5927\u5b54\u5f84\uff0c\u4ee5\u5b9e\u73b0\u66f4\u5e73\u6ed1\u7684\u58f0\u963b\u6297\u8fc7\u6e21\uff0c\u51cf\u5c11\u58f0\u6ce2\u53cd\u5c04\u3002\u8fd9\u4e00\u601d\u60f3\u5df2\u88ab\u5e94\u7528\u4e8e\u65b0\u4e00\u4ee3\u58f0\u5b66\u6ce1\u6cab\u4e2d\u3002<\/p>\n<p>\u65e5\u672c\u4e1c\u4eac\u5de5\u4e1a\u5927\u5b66\u7814\u7a76\u4eba\u5458\u5f00\u53d1\u51fa\u201c\u667a\u80fd\u5438\u97f3\u819c\u201d\uff0c\u5229\u7528\u538b\u7535\u6750\u6599\u611f\u77e5\u566a\u58f0\u9891\u7387\u5e76\u52a8\u6001\u8c03\u8282\u80cc\u540e\u7a7a\u8154\u6df1\u5ea6\uff0c\u5b9e\u73b0\u5b9e\u65f6\u8c03\u8c10\u5438\u58f0\u3002\u867d\u7136\u5c1a\u5904\u5b9e\u9a8c\u5ba4\u9636\u6bb5\uff0c\u4f46\u4e3a\u672a\u6765\u529f\u80fd\u5316\u80cc\u886c\u6750\u6599\u6307\u660e\u65b9\u5411\u3002<\/p>\n<p>\u6b27\u6d32\u6807\u51c6\u5316\u7ec4\u7ec7\uff08CEN\uff09\u53d1\u5e03\u7684EN 13501-1\u5c06\u5efa\u7b51\u7528\u5438\u97f3\u6750\u6599\u6309\u9632\u706b\u6027\u80fd\u5206\u4e3aA1\u3001A2\u3001B\u3001C\u7b49\u82e5\u5e72\u7b49\u7ea7\u3002\u672c\u5b9e\u9a8c\u6240\u7528\u6750\u6599\u8fbe\u5230B1\u7ea7\uff0c\u7b26\u5408\u591a\u6570\u516c\u5171\u5efa\u7b51\u89c4\u8303\u8981\u6c42\u3002\u5fb7\u56fdFraunhofer\u7814\u7a76\u6240\u6307\u51fa\uff0c\u517c\u5177\u826f\u597d\u9632\u706b\u6027\u4e0e\u9ad8\u5438\u58f0\u7cfb\u6570\u7684\u590d\u5408\u6750\u6599\u5c06\u6210\u4e3a\u4e0b\u4e00\u4ee3\u7eff\u8272\u5efa\u6750\u7684\u6838\u5fc3\u7ec4\u6210\u90e8\u5206\u3002<\/p>\n<hr \/>\n<h2>\u5f71\u54cd\u5438\u58f0\u6027\u80fd\u7684\u5173\u952e\u56e0\u7d20\u63a2\u8ba8<\/h2>\n<h3>\u539a\u5ea6\u6548\u5e94<\/h3>\n<p>\u539a\u5ea6\u76f4\u63a5\u5f71\u54cd\u6750\u6599\u5bf9\u957f\u6ce2\u957f\u58f0\u6ce2\u7684\u5438\u6536\u80fd\u529b\u3002\u7406\u8bba\u4e0a\uff0c\u00bc\u6ce2\u957f\u5171\u632f\u539f\u7406\u8868\u660e\uff0c\u6750\u6599\u539a\u5ea6d\u5e94\u6ee1\u8db3\uff1a<br \/>\n$$<br \/>\nd = frac{lambda}{4} = frac{c}{4f}<br \/>\n$$<br \/>\n\u5176\u4e2dc\u4e3a\u58f0\u901f\uff08\u7ea6340 m\/s\uff09\uff0cf\u4e3a\u76ee\u6807\u9891\u7387\u3002\u4f8b\u5982\uff0c\u6b32\u6709\u6548\u5438\u6536250 Hz\u58f0\u97f3\uff08\u03bb\u22481.36 m\uff09\uff0c\u6240\u9700\u6700\u5c0f\u539a\u5ea6\u7ea6\u4e3a34 cm\u3002\u7136\u800c\u5b9e\u9645\u4e2d\u7531\u4e8e\u6750\u6599\u5185\u90e8\u635f\u8017\u673a\u5236\uff0c\u8f83\u8584\u6750\u6599\u4ea6\u53ef\u901a\u8fc7\u9ad8\u6d41\u963b\u4e0e\u7a7a\u8154\u914d\u5408\u5b9e\u73b0\u4e00\u5b9a\u4f4e\u9891\u5438\u6536\u3002<\/p>\n<p>\u672c\u5b9e\u9a8c\u663e\u793a\uff0c30 mm\u4ee5\u4e0a\u539a\u5ea6\u642d\u914d\u7a7a\u8154\u5373\u53ef\u5728315 Hz\u4ee5\u4e0b\u83b7\u5f97&gt;0.4\u7684\u5438\u58f0\u7cfb\u6570\uff0c\u8bf4\u660e\u8be5\u6750\u6599\u5177\u5907\u8f83\u597d\u7684\u4f4e\u9891\u6f5c\u529b\u3002<\/p>\n<h3>\u7a7a\u8154\u6df1\u5ea6\u5f71\u54cd<\/h3>\n<p>\u80cc\u540e\u7a7a\u8154\u7684\u4f5c\u7528\u7c7b\u4f3c\u4e8e\u4e00\u4e2a\u201c\u865a\u62df\u539a\u5ea6\u201d\u6269\u5c55\u5668\u3002\u5f53\u7a7a\u8154\u6df1\u5ea6D\u4e0e\u6750\u6599\u539a\u5ea6d\u6ee1\u8db3\u4e00\u5b9a\u6bd4\u4f8b\u65f6\uff0c\u53ef\u5728\u7279\u5b9a\u9891\u7387\u4ea7\u751f\u5171\u632f\u5438\u6536\u5cf0\u3002\u7814\u7a76\u8868\u660e\uff0c\u7a7a\u8154\u6df1\u5ea6\u6bcf\u589e\u52a050 mm\uff0c\u5438\u58f0\u66f2\u7ebf\u5cf0\u503c\u5411\u4f4e\u9891\u79fb\u52a8\u7ea6\u534a\u4e2a\u500d\u9891\u7a0b\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7a7a\u8154\u6df1\u5ea6\uff08mm\uff09<\/th>\n<th>\u4e3b\u8981\u589e\u5f3a\u9891\u6bb5\uff08Hz\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>0<\/td>\n<td>1000 \u2013 4000<\/td>\n<\/tr>\n<tr>\n<td>50<\/td>\n<td>500 \u2013 2000<\/td>\n<\/tr>\n<tr>\n<td>100<\/td>\n<td>250 \u2013 1000<\/td>\n<\/tr>\n<tr>\n<td>200<\/td>\n<td>125 \u2013 500<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u56e0\u6b64\uff0c\u5728\u4f1a\u8bae\u5ba4\u3001\u5f71\u9662\u7b49\u9700\u8981\u63a7\u5236\u4f4e\u9891\u6df7\u54cd\u7684\u573a\u6240\uff0c\u63a8\u8350\u91c7\u752850 mm\u4ee5\u4e0a\u7a7a\u8154\u8bbe\u8ba1\u3002<\/p>\n<h3>\u8868\u9762\u7ec7\u7269\u7684\u5f71\u54cd<\/h3>\n<p>\u5c3d\u7ba1\u4f73\u7ee9\u5e03\u4e3a\u81f4\u5bc6\u7ec7\u7269\uff0c\u4f46\u5176\u7ecf\u7f16\u7ed3\u6784\u4fdd\u7559\u4e86\u7ea615%\u201320%\u7684\u900f\u6c14\u7387\u3002\u82e5\u5b8c\u5168\u5c01\u95ed\u8868\u9762\uff08\u5982\u8986PVC\u819c\uff09\uff0c\u4f1a\u5bfc\u81f4\u9ad8\u9891\u5438\u58f0\u4e0b\u964d\u3002\u82f1\u56fd\u5357\u5b89\u666e\u987f\u5927\u5b66Noise &amp; Vibration Group\u7814\u7a76\u53d1\u73b0\uff0c\u8868\u9762\u900f\u6c14\u7387\u4f4e\u4e8e5%\u65f6\uff0c\u6750\u6599\u6574\u4f53NRC\u53ef\u4e0b\u964d20%\u4ee5\u4e0a\u3002<\/p>\n<p>\u672c\u6750\u6599\u8868\u9762\u4f73\u7ee9\u5e03\u4e0d\u4ec5\u63d0\u4f9b\u673a\u68b0\u4fdd\u62a4\u4e0e\u7f8e\u89c2\u6548\u679c\uff0c\u5176\u9002\u5ea6\u900f\u6c14\u6027\u53cd\u800c\u6709\u52a9\u4e8e\u58f0\u6ce2\u5747\u5300\u8fdb\u5165\u5185\u90e8\uff0c\u907f\u514d\u8868\u9762\u53cd\u5c04\u96c6\u4e2d\u3002<\/p>\n<hr \/>\n<h2>\u5e94\u7528\u573a\u666f\u4e0e\u5de5\u7a0b\u6848\u4f8b<\/h2>\n<h3>\u5efa\u7b51\u58f0\u5b66<\/h3>\n<p>\u5728\u591a\u529f\u80fd\u5385\u3001\u62a5\u544a\u5385\u7b49\u573a\u6240\uff0c\u5355\u9762\u4f73\u7ee9\u5e03\u706b\u7130\u590d\u5408\u6d77\u7ef5\u5e03\u5e38\u7528\u4e8e\u5899\u9762\u8f6f\u5305\u57fa\u5c42\u6216\u540a\u9876\u5939\u5c42\u3002\u4f8b\u5982\uff0c\u6df1\u5733\u67d0\u56fd\u9645\u4f1a\u5c55\u4e2d\u5fc3\u4f1a\u8bae\u5ba4\u91c7\u752830 mm\u539a\u8be5\u6750\u6599+50 mm\u7a7a\u8154\u7ed3\u6784\uff0c\u7ecf\u73b0\u573a\u68c0\u6d4b\uff0c\u6df7\u54cd\u65f6\u95f4\u7531\u539f\u59cb2.8 s\u964d\u81f31.2 s\uff08500 Hz\uff09\uff0c\u8bed\u8a00\u6e05\u6670\u5ea6\uff08STI\uff09\u63d0\u5347\u81f30.65\u4ee5\u4e0a\uff0c\u6ee1\u8db3\u9ad8\u6807\u51c6\u4f1a\u8bae\u9700\u6c42\u3002<\/p>\n<h3>\u4ea4\u901a\u9886\u57df<\/h3>\n<p>\u5728\u9ad8\u94c1\u8f66\u53a2\u5185\u58c1\u677f\u5939\u5c42\u4e2d\uff0c\u8be5\u6750\u6599\u4f5c\u4e3a\u80cc\u886c\u5c42\u53ef\u6709\u6548\u6291\u5236\u8f6e\u8f68\u566a\u58f0\u4e0e\u6c14\u52a8\u566a\u58f0\u4f20\u64ad\u3002\u4e2d\u56fd\u4e2d\u8f66\u96c6\u56e2\u5728CR400AF\u578b\u52a8\u8f66\u7ec4\u4e2d\u8bd5\u7528\u4e86\u6b64\u7c7b\u6750\u6599\uff0c\u5b9e\u6d4b\u8f66\u5185A\u8ba1\u6743\u566a\u58f0\u964d\u4f4e3.2 dB(A)\uff0c\u4e58\u5ba2\u4e3b\u89c2\u8bc4\u4ef7\u8212\u9002\u5ea6\u663e\u8457\u63d0\u5347\u3002<\/p>\n<h3>\u5bb6\u5ead\u4e0e\u529e\u516c\u7a7a\u95f4<\/h3>\n<p>\u968f\u7740\u5c45\u5bb6\u529e\u516c\u666e\u53ca\uff0c\u5bb6\u5ead\u5f71\u97f3\u5ba4\u3001\u4e66\u623f\u9694\u97f3\u9700\u6c42\u4e0a\u5347\u3002\u8be5\u6750\u6599\u51ed\u501f\u5176\u73af\u4fdd\u65e0\u5473\u3001\u6613\u4e8e\u88c1\u526a\u3001\u8272\u5f69\u591a\u6837\u7b49\u4f18\u70b9\uff0c\u6210\u4e3aDIY\u5438\u97f3\u6539\u9020\u7684\u7406\u60f3\u9009\u62e9\u3002\u4eac\u4e1c\u5e73\u53f0\u6570\u636e\u663e\u793a\uff0c2023\u5e74\u6b64\u7c7b\u590d\u5408\u6d77\u7ef5\u5e03\u9500\u91cf\u540c\u6bd4\u589e\u957f67%\uff0c\u7528\u6237\u53cd\u9988\u4e3b\u8981\u96c6\u4e2d\u4e8e\u201c\u5b89\u88c5\u7b80\u4fbf\u201d\u3001\u201c\u964d\u566a\u660e\u663e\u201d\u3001\u201c\u5916\u89c2\u6574\u6d01\u201d\u3002<\/p>\n<hr \/>\n<h2>\u6027\u80fd\u4f18\u52bf\u4e0e\u5c40\u9650\u6027<\/h2>\n<h3>\u4f18\u52bf\u603b\u7ed3<\/h3>\n<ol>\n<li><strong>\u5bbd\u9891\u5438\u58f0\u6027\u80fd\u4f18\u5f02<\/strong>\uff1a\u5728\u5408\u7406\u914d\u7f6e\u4e0bNRC\u53ef\u8fbe0.75\u4ee5\u4e0a\uff1b<\/li>\n<li><strong>\u73af\u4fdd\u5b89\u5168<\/strong>\uff1a\u4e0d\u542b\u7532\u919b\u3001\u77f3\u68c9\u7b49\u6709\u5bb3\u7269\u8d28\uff0c\u71c3\u70e7\u65e0\u6709\u6bd2\u6c14\u4f53\u91ca\u653e\uff1b<\/li>\n<li><strong>\u65bd\u5de5\u4fbf\u6377<\/strong>\uff1a\u53ef\u76f4\u63a5\u7c98\u8d34\u6216\u9f99\u9aa8\u56fa\u5b9a\uff0c\u9002\u5e94\u591a\u79cd\u57fa\u9762\uff1b<\/li>\n<li><strong>\u88c5\u9970\u6027\u5f3a<\/strong>\uff1a\u4f73\u7ee9\u5e03\u8868\u9762\u53ef\u5b9a\u5236\u82b1\u7eb9\u4e0e\u989c\u8272\uff0c\u517c\u987e\u529f\u80fd\u4e0e\u7f8e\u5b66\uff1b<\/li>\n<li><strong>\u8010\u4e45\u6027\u597d<\/strong>\uff1a\u6297\u8001\u5316\u3001\u9632\u9709\u53d8\uff0c\u4f7f\u7528\u5bff\u547d\u53ef\u8fbe10\u5e74\u4ee5\u4e0a\u3002<\/li>\n<\/ol>\n<h3>\u5c40\u9650\u6027<\/h3>\n<ol>\n<li><strong>\u4f4e\u9891\u5438\u6536\u4ecd\u6709\u9650<\/strong>\uff1a\u5bf9\u4e8e100 Hz\u4ee5\u4e0b\u6781\u4f4e\u9891\u566a\u58f0\uff0c\u9700\u7ed3\u5408\u5176\u4ed6\u6280\u672f\uff08\u5982\u819c\u5171\u632f\u3001\u4ea5\u59c6\u970d\u5179\u5171\u632f\u5668\uff09\uff1b<\/li>\n<li><strong>\u6f6e\u6e7f\u73af\u5883\u614e\u7528<\/strong>\uff1a\u957f\u671f\u9ad8\u6e7f\u53ef\u80fd\u5bfc\u81f4\u6d77\u7ef5\u8f7b\u5fae\u584c\u9677\uff0c\u5efa\u8bae\u7528\u4e8e\u76f8\u5bf9\u5e72\u71e5\u533a\u57df\uff1b<\/li>\n<li><strong>\u6210\u672c\u7565\u9ad8\u4e8e\u666e\u901a\u6d77\u7ef5<\/strong>\uff1a\u56e0\u590d\u5408\u5de5\u827a\u590d\u6742\uff0c\u5355\u4ef7\u7ea6\u4e3a\u666e\u901aPU\u6d77\u7ef5\u76841.5\u20132\u500d\u3002<\/li>\n<\/ol>\n<hr \/>\n<h2>\u5de5\u827a\u4e0e\u8d28\u91cf\u63a7\u5236\u8981\u70b9<\/h2>\n<p>\u4e3a\u786e\u4fdd\u4ea7\u54c1\u6027\u80fd\u4e00\u81f4\u6027\uff0c\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u9700\u4e25\u683c\u628a\u63a7\u4ee5\u4e0b\u73af\u8282\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u63a7\u5236\u9879\u76ee<\/th>\n<th>\u5173\u952e\u53c2\u6570<\/th>\n<th>\u68c0\u6d4b\u65b9\u6cd5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u6d77\u7ef5\u5bc6\u5ea6<\/td>\n<td>28\u00b12 kg\/m\u00b3<\/td>\n<td>GB\/T 6343<\/td>\n<\/tr>\n<tr>\n<td>\u706b\u7130\u590d\u5408\u6e29\u5ea6<\/td>\n<td>180\u2013220\u2103<\/td>\n<td>\u7ea2\u5916\u6d4b\u6e29\u4eea<\/td>\n<\/tr>\n<tr>\n<td>\u7c98\u5408\u5f3a\u5ea6<\/td>\n<td>\u2265 80 N\/m<\/td>\n<td>\u5265\u79bb\u5f3a\u5ea6\u8bd5\u9a8c\uff08GB\/T 2790\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u8868\u9762\u5e73\u6574\u5ea6<\/td>\n<td>\u2264 2 mm\/m\u00b2<\/td>\n<td>\u5e73\u5c3a\u6d4b\u91cf<\/td>\n<\/tr>\n<tr>\n<td>\u963b\u71c3\u6027\u80fd<\/td>\n<td>\u8fbeB1\u7ea7<\/td>\n<td>GB\/T 8626\u3001GB\/T 8627<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u81ea\u52a8\u5316\u751f\u4ea7\u7ebf\u914d\u5907\u5728\u7ebf\u89c6\u89c9\u68c0\u6d4b\u7cfb\u7edf\uff0c\u5b9e\u65f6\u76d1\u63a7\u590d\u5408\u7f3a\u9677\u4e0e\u8936\u76b1\u95ee\u9898\uff0c\u786e\u4fdd\u51fa\u5382\u5408\u683c\u7387\u8fbe99.5%\u4ee5\u4e0a\u3002<\/p>\n<hr 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