{"id":2196,"date":"2024-09-18T09:49:43","date_gmt":"2024-09-18T01:49:43","guid":{"rendered":"http:\/\/168hot.cn\/news\/?p=2196"},"modified":"2024-09-18T09:49:43","modified_gmt":"2024-09-18T01:49:43","slug":"%e7%90%83%e9%98%80%e6%94%b6%e7%bc%a9%e7%b3%bb%e6%95%b0%e4%b8%8e%e6%b5%81%e9%87%8f%e7%b3%bb%e6%95%b0%e7%9a%84%e7%a0%94%e7%a9%b6%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"http:\/\/168hot.cn\/news\/2196.html","title":{"rendered":"\u7403\u9600\u6536\u7f29\u7cfb\u6570\u4e0e\u6d41\u91cf\u7cfb\u6570\u7684\u7814\u7a76\u5206\u6790"},"content":{"rendered":"<h2>1 \u524d\u8a00<\/h2>\n<p><span class='wp_keywordlink_affiliate'><a href=\"http:\/\/168hot.cn\/\" title=\"\u7403\u9600\" target=\"_blank\">\u7403\u9600<\/a><\/span>\u7531\u4e8e\u5bc6\u5c01\u6027\u597d\u3001\u65e0\u6ede\u540e\u73b0\u8c61\u3001\u5de5\u4f5c\u538b\u529b\u9ad8\u3001\u5bf9\u6c61\u67d3\u4e0d\u654f\u611f\u3001\u5236\u9020\u7b80\u5355\u3001\u6545\u969c\u5c11\uff0c\u8fd1\u6765\u53d7\u5230\u4eba\u4eec\u7684\u9752\u7750\uff0c\u5e7f\u6cdb\u5e94\u7528\u5728\u5404\u79cd\u6db2\u538b\u7cfb\u7edf\u4e2d\u3002<\/p>\n<p><span class='wp_keywordlink_affiliate'><a href=\"http:\/\/168hot.cn\/\" title=\"\u7403\u9600\" target=\"_blank\">\u7403\u9600<\/a><\/span>\u5c31\u5176\u6027\u80fd\u8bc4\u4ef7\u6307\u6807\u800c\u8a00\uff0c\u538b\u529b\u6d41\u91cf\u7279\u6027\u65e0\u7591\u662f\u8861\u91cf\u5176\u5de5\u4f5c\u7279\u6027\u7684\u4e00\u4e2a\u91cd\u8981\u6307\u6807\u3002<span class='wp_keywordlink_affiliate'><a href=\"http:\/\/168hot.cn\/\" title=\"\u7403\u9600\" target=\"_blank\">\u7403\u9600<\/a><\/span>\u51fa\u6d41\u6d41\u91cf\u4e0e\u8fdb\u51fa\u53e3\u538b\u5dee\u5173\u7cfb\u53ef\u7528\u4e0b\u5f0f\u8868\u5f81\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.hgvalve.com\/uploads\/allimg\/100906\/1_100906150642_1.gif\" alt=\"\u5f0f\uff081\uff09\" width=\"400\" height=\"30\" \/><\/p>\n<p>\u5f0f\u4e2d\uff1aC\u2014\u2014\u6d41\u91cf\u7cfb\u6570\uff1bAx\u2014\u2014\u9600\u53e3\u8fc7\u6d41\u9762\u79ef\uff1b\u25b3P\u2014\u2014\u9600\u8fdb\u51fa\u53e3\u538b\u5dee\uff1b\u03c1\u2014\u2014\u6d41\u4f53\u5bc6\u5ea6\u3002<\/p>\n<p>\u4ece\u5f0f\uff081\uff09\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u5728\u6d41\u52a8\u4ecb\u8d28\u786e\u5b9a\u7684\u60c5\u51b5\u4e0b\uff0cQ \u4e0e \u25b3P \u7684\u5173\u7cfb\u53d6\u51b3\u4e8e C \u4e0e A\u3002A \u53ef\u7531<span class='wp_keywordlink_affiliate'><a href=\"http:\/\/168hot.cn\/\" title=\"\u9600\u95e8\" target=\"_blank\">\u9600\u95e8<\/a><\/span>\u7ed3\u6784\u51e0\u4f55\u7279\u6027\u51b3\u5b9a\u3002C \u662f\u4e00\u4e2a\u5341\u5206\u590d\u6742\u7684\u91cf\uff0c\u5b83\u4e0e\u6db2\u6d41\u6d41\u52a8\u72b6\u6001\u3001\u9600\u7684\u51e0\u4f55\u7ed3\u6784\u7b49\u56e0\u7d20\u6709\u5173\uff0c\u5b83\u7684\u786e\u5b9a\u5927\u591a\u6570\u4f9d\u8d56\u4e8e\u5b9e\u9a8c\u65b9\u6cd5\u3002\u76ee\u524d\u8fd8\u6ca1\u6709\u8ba1\u7b97\u7403\u9600\u6d41\u91cf\u7cfb\u6570\u7684\u7406\u8bba\u8ba1\u7b97\u5f0f\u548c\u901a\u7528\u7684\u7ecf\u9a8c\u6216\u534a\u7ecf\u9a8c\u516c\u5f0f\uff0c\u8fd9\u7ed9\u7403\u9600\u7684\u8bbe\u8ba1\u4e0e\u5e94\u7528\u5e26\u6765\u5f88\u5927\u4e0d\u4fbf\u3002\u4e3a\u4e86\u586b\u8865\u8fd9\u65b9\u800c\u6b20\u7f3a\uff0c\u4ece\u6db2\u6d41\u6d41\u52a8\u673a\u7406\u51fa\u53d1\uff0c\u63d0\u51fa\u7403\u9600\u6d41\u91cf\u7cfb\u6570\u8ba1\u7b97\u7b80\u5316\u6a21\u578b\u5c31\u663e\u5f97\u5c24\u4e3a\u91cd\u8981\u3002<\/p>\n<h2>2 \u6d41\u91cf\u7cfb\u6570\u7684\u786e\u5b9a<\/h2>\n<p>\u6d41\u91cf\u7cfb\u6570\u7684\u5927\u5c0f\u5b9e\u9645\u4e0a\u53cd\u6620\u4e86\u5b54\u53e3\u51fa\u6d41\u65f6\u963b\u529b\u7684\u635f\u5931\u53ca\u8fc7\u6d41\u65ad\u800c\u7684\u51cf\u5c11\u5bf9\u51fa\u6d41\u6d41\u91cf\u7684\u7efc\u5408\u5f71\u54cd\uff0c\u53ef\u7528\u4e0b\u5f0f\u8868\u793a\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.hgvalve.com\/uploads\/allimg\/100906\/1_100906150653_1.gif\" alt=\"\u5f0f\uff082\uff09\" width=\"400\" height=\"30\" \/><\/p>\n<p>\u5f0f\u4e2d\uff1a\u03c6\u2014\u2014\u6d41\u4f53\u51fa\u6d41\u6d41\u901f\u7cfb\u6570\uff1b\u03bc\u2014\u2014\u6536\u7f29\u7cfb\u6570\u3002<\/p>\n<p>(1) \u6d41\u901f\u7cfb\u6570\u7684\u8ba1\u7b97<\/p>\n<p>\u6839\u636e\u6587\u732e\u300a\u6d41\u4f53\u529b\u5b66\u53ca\u6d41\u4f53\u673a\u68b0\u300b\uff0c\u53ef\u5f97\u4e0b\u5f0f\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.hgvalve.com\/uploads\/allimg\/100906\/1_100906150701_1.gif\" alt=\"\u5f0f\uff083\uff09\" width=\"400\" height=\"34\" \/><\/p>\n<p>\u5f0f\u4e2d\uff1a\u03be\u2014\u2014\u5c40\u90e8\u963b\u529b\u7cfb\u6570<\/p>\n<p>\u56fe 1 \u7403\u9600\u7ed3\u6784<\/p>\n<p>\u5bf9\u4e8e\u56fe 1 \u60c5\u51b5\uff0c\u6839\u636e\u6587\u732e\u300a\u673a\u68b0\u8bbe\u8ba1\u624b\u518c\uff08\u7b2c\u56db\u5377\uff09\u300b\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.hgvalve.com\/uploads\/allimg\/100906\/1_100906150709_1.gif\" alt=\"\u5f0f\uff084\uff09\" width=\"400\" height=\"27\" \/><\/p>\n<p>\u5f0f\u4e2d\uff1aA\u2014\u2014\u5165\u53e3\u622a\u9762\u79ef<\/p>\n<p>\u5b83\u4eec\u7684\u8ba1\u7b97\u516c\u5f0f\u5982\u4e0b\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.hgvalve.com\/uploads\/allimg\/100906\/1_100906150718_1.gif\" alt=\"\u5f0f\uff085\uff09\" width=\"400\" height=\"64\" \/><\/p>\n<p>\u5f0f\u4e2d\uff1ad\u2014\u2014\u9600\u5ea7\u5b54\u76f4\u5f84\uff1bx\u2014\u2014\u9600\u82af\u5347\u9ad8\u91cf\uff1bR\u2014\u2014\u94a2\u7403\u76f4\u5f84\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u6d41\u901f\u7cfb\u6570\u53ef\u6309\u4e0b\u5f0f\u8ba1\u7b97\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.hgvalve.com\/uploads\/allimg\/100906\/1_100906150727_1.gif\" alt=\"\u5f0f\uff086\uff09\" width=\"400\" height=\"78\" \/><\/p>\n<p>(2) \u6536\u7f29\u7cfb\u6570 \u03bc \u7684\u8ba1\u7b97\u7b80\u5316\u6a21\u578b<\/p>\n<p>\u5982\u56fe 1 \u6240\u793a\uff0c\u6db2\u6d41\u7ecf\u8fc7\u9600\u5ea7\u4e0e\u94a2\u7403\u4e4b\u95f4\u95f4\u9699\u6d41\u51fa\uff0c\u7531\u9644\u9762\u5c42\u7406\u8bba\u53ef\u77e5\uff0c\u51fa\u6d41\u5728\u94a2\u7403\u8fce\u9762\u524d\u534a\u7403\u9762\u4e0d\u53ef\u80fd\u53d1\u751f\u5206\u79bb\u73b0\u8c61\uff0c\u800c\u5728\u9600\u5ea7 A \u70b9\u6709\u53ef\u80fd\u51fa\u73b0\u5206\u79bb\u6216\u6d41\u7ebf\u6539\u53d8\u65b9\u5411\u5f15\u8d77\u8fc7\u6d41\u65ad\u9762\u6536\u7f29\u3002\u4ece\u8fd9\u4e2a\u673a\u7406\u51fa\u53d1\uff0c\u53ef\u628a\u6d41\u7ecf\u9600\u53e3\u7f1d\u9699\u7684\u6d41\u52a8\u5206\u6210\u4e24\u90e8\u5206\uff0c\u4e00\u90e8\u5206\u6cbf\u8fc7\u9053\u58c1\u6d41\u52a8\uff0c\u53e6\u4e00\u90e8\u5206\u6cbf\u94a2\u7403\u58c1\u800c\u6d41\u52a8\u3002\u6cbf\u8fc7\u9053\u58c1\u800c\u6d41\u52a8\u7684\u6d41\u4f53\uff0c\u7531\u4e8e\u58c1\u9762\u5f62\u72b6\u6539\u53d8\u51fa\u73b0\u5c16\u89d2\uff0c\u5f15\u8d77\u6d41\u7ebf\u65b9\u5411\u7684\u7a81\u7136\u6539\u53d8\uff0c\u5728\u9600\u5ea7\u8fb9\u7f18\u4fa7\u51fa\u73b0\u6d41\u4f53\u8fc7\u6d41\u65ad\u9762\u7684\u6536\u7f29\uff0c\u800c\u6cbf\u94a2\u7403\u4e00\u4fa7\u7684\u6d41\u52a8\u4e0d\u4f1a\u51fa\u73b0\u6536\u7f29\u73b0\u8c61\u3002\u56e0\u6b64\u6d41\u7ecf\u94a2\u7403\u4e0e\u9600\u5ea7\u4e4b\u95f4\u7684\u6d41\u52a8\u5b9e\u9645\u4e0a\u662f\u5916\u4fa7\u6536\u7f29\u5185\u4fa7\u4e0d\u6536\u7f29\u7684\u73af\u5f62\u6d41\u3002\u7531\u4e8e\u73af\u5f62\u7f1d\u9699\u6d41\u7f1d\u9699\u76f8\u5bf9\u5f88\u5c0f\uff0c\u6839\u636e\u7f1d\u9699\u6d41\u7406\u8bba\uff0c\u5b83\u53ef\u4ee5\u5c55\u5f00\u6210\u4e24\u5e73\u677f\u95f4\u7f1d\u9699\u6d41\u3002\u518d\u7531\u4e8e\u5176\u5b58\u5728\u5916\u4fa7\u9762\u6536\u7f29\u73b0\u8c61\uff0c\u56e0\u6b64\u53ef\u4ee5\u7b80\u5316\u6210\u5982\u56fe 2 \u6240\u793a\u7684\u65e0\u5e95\u574e\u95f8\u5b54\u51fa\u6d41\u6d41\u52a8\u6a21\u578b\uff0c\u5bf9\u5e94\u5c3a\u5bf8\u5982\u56fe 2\u3002<\/p>\n<p>\u56fe 2 \u7403\u9600\u5185\u6db2\u6d41\u7b80\u5316\u6a21\u578b<\/p>\n<p>\u5176\u73af\u5f62\u6d41\u5916\u4fa7\u6536\u7f29\u7cfb\u6570\u53ef\u6309\u95f8\u5b54\u51fa\u6d41\u60c5\u51b5\u8ba1\u7b97\u9009\u53d6\u3002<\/p>\n<p>\u95f8\u53e3\u6d41\u6536\u7f29\u7cfb\u6570 \u03bc \u53ef\u7528\u5112\u53ef\u592b\u65af\u57fa\u7406\u8bba\u5206\u6790\u65b9\u6cd5\u6c42\u503c\uff0c\u5982\u8868 1 \u6240\u793a\u3002<\/p>\n<p>\u56e0\u6b64\u6d41\u91cf\u7cfb\u6570 C \u53ef\u6839\u636e\u5f0f\uff085\uff09\u4e0e\u8868 1 \u8ba1\u7b97\u3002<\/p>\n<table border=\"1\" summary=\"\u6a21\u578b\u5bf9\u5e94\u7684\u6536\u7f29\u7cfb\u6570 \u03bc \u503c\" width=\"98%\">\n<caption>\u8868 1 \u6a21\u578b\u5bf9\u5e94\u7684\u6536\u7f29\u7cfb\u6570 \u03bc \u503c<\/caption>\n<tbody>\n<tr>\n<th scope=\"row\">2x\/d<\/th>\n<td>0.10<\/td>\n<td>0.20<\/td>\n<td>0.30<\/td>\n<td>0.35<\/td>\n<td>0.40<\/td>\n<td>0.45<\/td>\n<td>0.50<\/td>\n<td>0.55<\/td>\n<td>0.60<\/td>\n<td>0.65<\/td>\n<td>0.70<\/td>\n<td>0.75<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">\u03bc<\/th>\n<td>0.615<\/td>\n<td>0.620<\/td>\n<td>0.625<\/td>\n<td>0.628<\/td>\n<td>0.630<\/td>\n<td>0.638<\/td>\n<td>0.645<\/td>\n<td>0.650<\/td>\n<td>0.660<\/td>\n<td>0.675<\/td>\n<td>0.690<\/td>\n<td>0.705<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>3 \u5b9e\u9a8c\u7814\u7a76<\/h2>\n<p>\u4e25\u683c\u5730\u8bb2\uff0c\u7403\u9600\u6d41\u91cf\u7cfb\u6570 C \u4e0e\u96f7\u8bfa\u6570 Re\uff08Re=Q\/4dv\uff09\u6709\u5bc6\u5207\u5173\u7cfb\uff0cC \u968f Re \u7684\u53d8\u5316\u53ef\u4ee5\u5199\u6210\u5982\u4e0b\u5173\u7cfb\u5f0f\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.hgvalve.com\/uploads\/allimg\/100906\/1_100906150735_1.gif\" alt=\"\u5f0f\uff087\uff09\" width=\"400\" height=\"29\" \/><\/p>\n<p>\u5f0f\u4e2d\uff1aK\u3001n \u4e3a\u7cfb\u6570\u3001\u6307\u6570\uff0c\u4e0e\u9600\u7ed3\u6784\u5f62\u72b6\u7b49\u6709\u5173\u3002<\/p>\n<p>\u7814\u7a76\u8868\u660e\uff0cRe \u5b58\u5728\u4e34\u754c\u503c Rec\uff0c\u5e76\u4e14 Re \u968f\u6bd4\u503c d\/(2R) \u589e\u5927\u800c\u53d8\u5927\u3002\u5f53 Re \u8d85\u8fc7 Rec \u540e\uff0cC \u4e0d\u968f Re \u53d8\u5316\uff0c\u800c\u8d8b\u4e8e\u5e38\u6570\u3002\u4e00\u822c\u6765\u8bb2 Rec \u5f80\u5f80\u5f88\u5c0f\uff0c\u800c\u7403\u9600\u5728\u6b63\u5e38\u5de5\u4f5c\u65f6 Re \u8fdc\u5927\u4e8e Rec\u3002\u56e0\u6b64\u53ef\u4ee5\u8ba4\u4e3a\u5728\u5de5\u4f5c\u72b6\u6001\u4e0b\uff0cC \u662f\u5e38\u6570\u3002<\/p>\n<p>\u4e3a\u4e86\u9a8c\u8bc1\u6a21\u578b\u7684\u6709\u6548\u6027\u53ca Rec \u4e0e\u9600\u7684\u51e0\u4f55\u5c3a\u5bf8\u5173\u7cfb\uff0c\u6211\u4eec\u5bf9\u4e0d\u540c\u51e0\u4f55\u53c2\u6570\u7684\u7403\u9600\u8fdb\u884c\u4e86\u5b9e\u9a8c\u7814\u7a76\u5f97\u51fa\uff0c\u5728 Re \u5927\u4e8e Rec \u540e\uff0c\u6a21\u578b\u7684\u8ba1\u7b97\u7ed3\u679c\u4e0e\u5b9e\u9a8c\u7ed3\u679c\u543b\u5408\u826f\u597d\u3002<\/p>\n<h2>4 \u7ed3\u8bba<\/h2>\n<p>(1) \u7403\u9600\u6d41\u91cf\u7cfb\u6570\u5728\u5f88\u5c0f\u8303\u56f4\u5185\u968f Re \u53d8\u5316\uff0cRe \u5b58\u5728\u4e34\u754c\u503c Rec\uff0c\u5f53 Re \uff1e Rec\u65f6\uff0cC \u8d8b\u4e8e\u5e38\u6570\u3002<\/p>\n<p>(2) \u5728 Re \uff1e Rec \u65f6\uff0c\u6728\u6587\u6a21\u578b\u8ba1\u7b97\u7ed3\u679c\u4e0e\u5b9e\u9a8c\u503c\u543b\u5408\u826f\u597d\uff0c\u56e0\u6b64\u53ef\u7528\u8be5\u6a21\u578b\u8ba1\u7b97\u7403\u9600\u6d41\u91cf\u7cfb\u6570\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1 \u524d\u8a00 \u7403\u9600\u7531\u4e8e\u5bc6\u5c01\u6027\u597d\u3001\u65e0\u6ede\u540e\u73b0\u8c61\u3001\u5de5\u4f5c\u538b\u529b\u9ad8\u3001\u5bf9\u6c61\u67d3\u4e0d\u654f\u611f\u3001\u5236\u9020\u7b80\u5355\u3001\u6545\u969c\u5c11\uff0c\u8fd1\u6765\u53d7\u5230\u4eba\u4eec\u7684\u9752 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2196","post","type-post","status-publish","format-standard","hentry","category-xinwen"],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/posts\/2196"}],"collection":[{"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/comments?post=2196"}],"version-history":[{"count":1,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/posts\/2196\/revisions"}],"predecessor-version":[{"id":2197,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/posts\/2196\/revisions\/2197"}],"wp:attachment":[{"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/media?parent=2196"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/categories?post=2196"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/tags?post=2196"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}