{"id":692,"date":"2026-03-28T04:38:14","date_gmt":"2026-03-28T04:38:14","guid":{"rendered":"https:\/\/www.visualize-ai.com\/tw\/why-object-oriented-project-failing-fix\/"},"modified":"2026-03-28T04:38:14","modified_gmt":"2026-03-28T04:38:14","slug":"why-object-oriented-project-failing-fix","status":"publish","type":"post","link":"https:\/\/www.visualize-ai.com\/tw\/why-object-oriented-project-failing-fix\/","title":{"rendered":"\u70ba\u4f55\u4f60\u7684\u7269\u4ef6\u5c0e\u5411\u5c08\u6848\u6b63\u5728\u5931\u6557\uff08\u4ee5\u53ca\u5982\u4f55\u4fee\u6b63\uff09"},"content":{"rendered":"<p>\u7269\u4ef6\u5c0e\u5411\u7a0b\u5f0f\u8a2d\u8a08\u9577\u4e45\u4ee5\u4f86\u4e00\u76f4\u662f\u4f01\u696d\u8edf\u9ad4\u958b\u767c\u7684\u9aa8\u5e79\u3002\u5176\u627f\u8afe\u8a98\u4eba\uff1a\u5c01\u88dd\u3001\u7e7c\u627f\u8207\u591a\u578b\u61c9\u7576\u6253\u9020\u51fa\u6a21\u7d44\u5316\u3001\u53ef\u64f4\u5c55\u4e14\u6613\u65bc\u7dad\u8b77\u7684\u7cfb\u7d71\u3002\u7136\u800c\u5728\u5be6\u969b\u64cd\u4f5c\u4e2d\uff0c\u8a31\u591a\u5c08\u6848\u537b\u9677\u5165\u8907\u96dc\u6027\u7684\u6f29\u6e26\u3002\u529f\u80fd\u5be6\u4f5c\u6240\u9700\u6642\u9593\u8d8a\u4f86\u8d8a\u9577\uff0c\u932f\u8aa4\u51fa\u73fe\u5728\u5b8c\u5168\u7121\u95dc\u7684\u6a21\u7d44\u4e2d\uff0c\u7a0b\u5f0f\u78bc\u5eab\u4e5f\u8b8a\u6210\u4e00\u500b\u932f\u7d9c\u8907\u96dc\u7684\u4f9d\u8cf4\u7db2\u7d61\uff0c\u6c92\u6709\u4eba\u6562\u8f15\u6613\u89f8\u78b0\u3002<\/p>\n<p>\u5982\u679c\u4f60\u6b63\u8655\u65bc\u9019\u7a2e\u60c5\u6cc1\uff0c\u4f60\u4e26\u4e0d\u5b64\u55ae\u3002\u5931\u6557\u7684\u6839\u6e90\u901a\u5e38\u4e0d\u5728\u8a9e\u8a00\u672c\u8eab\uff0c\u800c\u5728\u8a2d\u8a08\u539f\u5247\u7684\u8aa4\u7528\u3002\u672c\u6307\u5357\u63a2\u8a0e\u7269\u4ef6\u5c0e\u5411\u5c08\u6848\u5931\u6557\u7684\u6839\u672c\u539f\u56e0\uff0c\u4e26\u63d0\u4f9b\u4e00\u689d\u7d50\u69cb\u5316\u7684\u5fa9\u7526\u8def\u5f91\u3002\u6211\u5011\u5c07\u6aa2\u8996\u5e38\u898b\u7684\u53cd\u6a21\u5f0f\uff0c\u5256\u6790\u6838\u5fc3\u8a2d\u8a08\u539f\u5247\u7684\u9055\u80cc\uff0c\u4e26\u63d0\u51fa\u5177\u9ad4\u53ef\u884c\u7684\u7b56\u7565\u4ee5\u7a69\u5b9a\u7cfb\u7d71\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Hand-drawn infographic illustrating common causes of object-oriented programming project failures including God Object syndrome, deep inheritance trees, and tight coupling, alongside solutions based on SOLID principles, refactoring strategies, and best practices for code stability and maintainability\" decoding=\"async\" src=\"https:\/\/www.visualize-ai.com\/wp-content\/uploads\/2026\/03\/oop-project-failure-fixes-infographic-hand-drawn.jpg\"\/><\/figure>\n<\/div>\n<h2>\u63a7\u5236\u7684\u5e7b\u89ba 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\u4fee\u6539\u57fa\u985e\u9700\u8981\u91cd\u65b0\u7de8\u8b6f\u4e26\u6e2c\u8a66\u6574\u500b\u7e7c\u627f\u5c64\u6b21\u7d50\u69cb\u3002<\/li>\n<li><strong>\u8106\u5f31\u7684\u5de5\u5ee0\u6a21\u5f0f\uff1a<\/strong> \u5275\u5efa\u7269\u4ef6\u8b8a\u5f97\u8907\u96dc\uff0c\u56e0\u70ba\u6b63\u78ba\u7684\u5b50\u985e\u5225\u53d6\u6c7a\u65bc\u6a39\u7684\u6df1\u5ea6\u3002<\/li>\n<\/ul>\n<p>\u89e3\u6c7a\u65b9\u6848\u662f\u512a\u5148\u9078\u64c7\u7d44\u5408\u800c\u975e\u7e7c\u627f\u3002\u4e0d\u8981\u5c07\u4e00\u500b\u985e\u5225\u8a2d\u8a08\u6210<code>\u6c7d\u8eca<\/code> \u64c1\u6709 <code>\u662f<\/code> <code>\u8eca\u8f1b<\/code> \u64c1\u6709 <code>\u662f<\/code> <code>\u904b\u8f38\u5de5\u5177<\/code>\uff0c\u800c\u61c9\u8003\u616e\u5c07\u4e00\u500b\u985e\u5225\u8a2d\u8a08\u6210<code>\u6c7d\u8eca<\/code> \u64c1\u6709 <code>\u64c1\u6709<\/code> <code>\u5f15\u64ce<\/code> \u548c <code>\u64c1\u6709<\/code> <code>\u8b8a\u901f\u7bb1<\/code>\u3002\u9019\u7a2e\u65b9\u6cd5\u901a\u5e38\u7a31\u70ba<strong>\u64c1\u6709<\/strong>\u95dc\u4fc2\uff0c\u5c07\u5be6\u4f5c\u7d30\u7bc0\u89e3\u8026\u3002\u9019\u8b93\u60a8\u53ef\u4ee5\u5728\u4e0d\u91cd\u5beb\u6c7d\u8eca\u985e\u5225\u7684\u60c5\u6cc1\u4e0b\u66f4\u63db\u5f15\u64ce\u3002<\/p>\n<h2>\u75c7\u72c0 3\uff1a\u7dca\u5bc6\u8026\u5408 \ud83d\udd17<\/h2>\n<p>\u9b06\u6563\u8026\u5408\u662f\u53ef\u7dad\u8b77\u8edf\u9ad4\u7684\u6a19\u8a8c\u3002\u7dca\u5bc6\u8026\u5408\u8868\u793a\u985e\u5225\u4e4b\u9593\u9ad8\u5ea6\u4f9d\u8cf4\u5f7c\u6b64\u7684\u5167\u90e8\u5be6\u4f5c\u3002\u5982\u679c\u985e\u5225 A \u8981\u904b\u4f5c\uff0c\u5fc5\u9808\u77e5\u9053\u985e\u5225 B \u7684\u7cbe\u78ba\u7d50\u69cb\uff0c\u90a3\u9ebc\u5b83\u5011\u5c31\u662f\u7dca\u5bc6\u8026\u5408\u7684\u3002<\/p>\n<p>\u7dca\u5bc6\u8026\u5408\u7684\u5f8c\u679c\uff1a<\/p>\n<ul>\n<li><strong>\u6e2c\u8a66\u56f0\u96e3\uff1a<\/strong> \u60a8\u7121\u6cd5\u5728\u4e0d\u5be6\u4f8b\u5316\u985e\u5225 B \u7684\u60c5\u6cc1\u4e0b\u6e2c\u8a66\u985e\u5225 A\uff0c\u800c\u9019\u53ef\u80fd\u9700\u8981\u8cc7\u6599\u5eab\u9023\u63a5\u3002<\/li>\n<li><strong>\u91cd\u7528\u6027\u4f4e\uff1a<\/strong> \u60a8\u7121\u6cd5\u5c07\u985e\u5225 A \u79fb\u81f3\u53e6\u4e00\u500b\u5c08\u6848\uff0c\u800c\u4e0d\u4e00\u4f75\u62d6\u66f3\u985e\u5225 B\u3002<\/li>\n<li><strong>\u5e73\u884c\u958b\u767c\u963b\u7919\uff1a<\/strong> \u5718\u968a\u7121\u6cd5\u540c\u6642\u8655\u7406\u4e0d\u540c\u7684\u6a21\u7d44\uff0c\u56e0\u70ba\u4e00\u500b\u6a21\u7d44\u7684\u8b8a\u66f4\u6703\u7834\u58de\u53e6\u4e00\u500b\u6a21\u7d44\u3002<\/li>\n<\/ul>\n<p>\u70ba\u4e86\u964d\u4f4e\u8026\u5408\u5ea6\uff0c\u61c9\u4f9d\u8cf4<strong>\u4ecb\u9762<\/strong> \u6216\u62bd\u8c61\u985e\u5225\uff0c\u800c\u975e\u5177\u9ad4\u5be6\u4f5c\u3002\u9019\u78ba\u4fdd\u4e86\u4e00\u500b\u985e\u5225\u50c5\u4f9d\u8cf4\u65bc\u53e6\u4e00\u500b\u985e\u5225\u7684\u5408\u7d04\uff0c\u800c\u975e\u5176\u5167\u90e8\u908f\u8f2f\u3002\u9019\u662f\u4f9d\u8cf4\u53cd\u8f49\u539f\u5247\u7684\u6838\u5fc3\u7d44\u6210\u90e8\u5206\u3002\u900f\u904e\u4f9d\u8cf4\u62bd\u8c61\uff0c\u60a8\u53ef\u4ee5\u5728\u4e0d\u4fee\u6539\u5ba2\u6236\u7aef\u7a0b\u5f0f\u78bc\u7684\u60c5\u6cc1\u4e0b\u66ff\u63db\u5be6\u4f5c\u3002<\/p>\n<h2>\u8868\u683c\uff1a\u5e38\u898b\u7684\u7269\u4ef6\u5c0e\u5411\u53cd\u6a21\u5f0f\u8207\u4fee\u6b63\u65b9\u6cd5<\/h2>\n<table>\n<tr>\n<th><strong>\u53cd\u6a21\u5f0f<\/strong><\/th>\n<th><strong>\u5b9a\u7fa9<\/strong><\/th>\n<th><strong>\u5efa\u8b70\u4fee\u6b63<\/strong><\/th>\n<\/tr>\n<tr>\n<td>\u7279\u5fb5\u5ac9\u5992<\/td>\n<td>\u4e00\u500b\u4f7f\u7528\u5176\u4ed6\u985e\u5225\u7684\u65b9\u6cd5\u6216\u8cc7\u6599\u591a\u65bc\u81ea\u8eab\u7684\u65b9\u6cd5\u3002<\/td>\n<td>\u5c07\u8a72\u65b9\u6cd5\u79fb\u81f3\u64c1\u6709\u5176\u4f7f\u7528\u8cc7\u6599\u7684\u985e\u5225\u4e2d\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u904e\u9577\u65b9\u6cd5<\/td>\n<td>\u4e00\u500b\u904e\u5927\u800c\u96e3\u4ee5\u8f15\u9b06\u95b1\u8b80\u7684\u51fd\u6578\u3002<\/td>\n<td>\u62c6\u5206\u6210\u8f03\u5c0f\u4e14\u547d\u540d\u660e\u78ba\u7684\u8f14\u52a9\u65b9\u6cd5\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u8cc7\u6599\u7fa4\u7d44<\/td>\n<td>\u7e3d\u662f\u5171\u540c\u51fa\u73fe\u7684\u8cc7\u6599\u7fa4\u7d44\u3002<\/td>\n<td>\u5c07\u5b83\u5011\u5408\u4f75\u70ba\u55ae\u4e00\u7269\u4ef6\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u5e73\u884c\u7e7c\u627f\u5c64\u6b21<\/td>\n<td>\u5169\u500b\u5fc5\u9808\u540c\u6642\u4fee\u6539\u7684\u985e\u5225\u5c64\u6b21\u3002<\/td>\n<td>\u4f7f\u7528\u7d44\u5408\u4f86\u9023\u7d50\u9019\u4e9b\u5c64\u6b21\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u62d2\u7d55\u7e7c\u627f<\/td>\n<td>\u5b50\u985e\u5225\u4e0d\u4f7f\u7528\u6216\u4e0d\u652f\u63f4\u4f86\u81ea\u7236\u985e\u5225\u7684\u65b9\u6cd5\u3002<\/td>\n<td>\u91cd\u69cb\u7236\u985e\u5225\uff0c\u6216\u79fb\u9664\u7e7c\u627f\u95dc\u4fc2\u3002<\/td>\n<\/tr>\n<\/table>\n<h2>\u91cd\u65b0\u6aa2\u8996 SOLID \u539f\u5247 \u2696\ufe0f<\/h2>\n<p>SOLID \u539f\u5247\u7684\u8a2d\u8a08\u6b63\u662f\u70ba\u4e86\u89e3\u6c7a\u4e0a\u8ff0\u554f\u984c\u3002\u7576\u5c08\u6848\u5931\u6557\u6642\uff0c\u5e7e\u4e4e\u7e3d\u662f\u56e0\u70ba\u9055\u53cd\u4e86\u9019\u4e94\u9805\u539f\u5247\u3002\u4ee5\u5168\u65b0\u7684\u8996\u89d2\u91cd\u65b0\u5be9\u8996\u9019\u4e9b\u539f\u5247\uff0c\u53ef\u4ee5\u63ed\u9732\u7cfb\u7d71\u4e2d\u7684\u7d50\u69cb\u6027\u7f3a\u9677\u3002<\/p>\n<h3>1. \u55ae\u4e00\u8cac\u4efb\u539f\u5247\uff08SRP\uff09<\/h3>\n<p>\u4e00\u500b\u985e\u5225\u61c9\u50c5\u6709\u4e00\u500b\u8b8a\u66f4\u7684\u7406\u7531\u3002\u5982\u679c\u4e00\u500b\u985e\u5225\u540c\u6642\u8655\u7406\u6a94\u6848\u8f38\u5165\/\u8f38\u51fa\u8207\u8cc7\u6599\u9a57\u8b49\uff0c\u6a94\u6848\u683c\u5f0f\u7684\u8b8a\u66f4\u5c07\u8feb\u4f7f\u9a57\u8b49\u908f\u8f2f\u4e5f\u5fc5\u9808\u8b8a\u66f4\u3002\u61c9\u5206\u96e2\u9019\u4e9b\u95dc\u6ce8\u9ede\u3002\u5efa\u7acb\u4e00\u500b<code>FileReader<\/code> \u985e\u5225\u548c\u4e00\u500b <code>\u9a57\u8b49\u5668<\/code> \u985e\u5225\u3002<\/p>\n<h3>2. \u5c0d\u64f4\u5c55\u958b\u653e\uff0c\u5c0d\u4fee\u6539\u5c01\u9589\u539f\u5247\uff08OCP\uff09<\/h3>\n<p>\u8edf\u9ad4\u5be6\u9ad4\u61c9\u5c0d\u64f4\u5c55\u958b\u653e\uff0c\u4f46\u5c0d\u4fee\u6539\u5c01\u9589\u3002\u60a8\u61c9\u80fd\u5728\u4e0d\u66f4\u6539\u73fe\u6709\u7a0b\u5f0f\u78bc\u7684\u60c5\u6cc1\u4e0b\u65b0\u589e\u884c\u70ba\u3002\u900f\u904e\u4ecb\u9762\u548c\u591a\u578b\u4f86\u9054\u6210\u6b64\u76ee\u6a19\u3002\u4e0d\u8981\u65b0\u589e <code>if-else<\/code> \u9673\u8ff0\u5f0f\u4f86\u8655\u7406\u65b0\u985e\u578b\uff0c\u800c\u662f\u5efa\u7acb\u5be6\u4f5c\u76f8\u540c\u4ecb\u9762\u7684\u65b0\u985e\u5225\u3002<\/p>\n<h3>3. \u91cc\u6c0f\u66ff\u63db\u539f\u5247\uff08LSP\uff09<\/h3>\n<p>\u7236\u985e\u5225\u7684\u7269\u4ef6\u61c9\u80fd\u88ab\u5176\u5b50\u985e\u5225\u7684\u7269\u4ef6\u53d6\u4ee3\uff0c\u800c\u4e0d\u6703\u7834\u58de\u61c9\u7528\u7a0b\u5f0f\u3002\u82e5\u5b50\u985e\u5225\u6539\u8b8a\u4e86\u65b9\u6cd5\u7684\u884c\u70ba\uff0c\u5373\u9055\u53cd\u6b64\u539f\u5247\u3002\u78ba\u4fdd\u5b50\u985e\u5225\u9075\u5b88\u7236\u985e\u5225\u7684\u524d\u7f6e\u689d\u4ef6\u8207\u5f8c\u7f6e\u689d\u4ef6\u3002<\/p>\n<h3>4. \u4ecb\u9762\u9694\u96e2\u539f\u5247\uff08ISP\uff09<\/h3>\n<p>\u5ba2\u6236\u7aef\u4e0d\u61c9\u88ab\u8feb\u4f9d\u8cf4\u5b83\u5011\u4e0d\u9700\u8981\u7684\u65b9\u6cd5\u3002\u4e00\u500b\u5927\u578b\u3001\u55ae\u4e00\u7684\u4ecb\u9762\u6bd4\u591a\u500b\u5c0f\u578b\u3001\u7279\u5b9a\u7684\u4ecb\u9762\u66f4\u5dee\u3002\u82e5\u67d0\u985e\u5225\u5be6\u4f5c\u4e00\u500b\u64c1\u6709\u5341\u500b\u65b9\u6cd5\u7684\u4ecb\u9762\uff0c\u4f46\u50c5\u4f7f\u7528\u5176\u4e2d\u4e09\u500b\uff0c\u5247\u61c9\u91cd\u69cb\u8a72\u4ecb\u9762\uff0c\u50c5\u516c\u958b\u4e09\u500b\u5fc5\u8981\u7684\u65b9\u6cd5\u3002<\/p>\n<h3>5. \u4f9d\u8cf4\u53cd\u8f49\u539f\u5247\uff08DIP\uff09<\/h3>\n<p>\u9ad8\u968e\u6a21\u7d44\u4e0d\u61c9\u4f9d\u8cf4\u4f4e\u968e\u6a21\u7d44\u3002\u5169\u8005\u90fd\u61c9\u4f9d\u8cf4\u62bd\u8c61\u3002\u9019\u662f\u89e3\u8026\u7684\u95dc\u9375\u3002\u5c07\u60a8\u9700\u8981\u7684\u884c\u70ba\u5b9a\u7fa9\u70ba\u4ecb\u9762\uff0c\u5728\u5efa\u7acb\u7269\u4ef6\u5716\u6642\u6ce8\u5165\u5be6\u4f5c\u3002<\/p>\n<h2>\u91cd\u69cb\u7b56\u7565 \ud83d\udee1\ufe0f<\/h2>\n<p>\u4e00\u65e6\u60a8\u8b58\u5225\u51fa\u554f\u984c\uff0c\u5c31\u9700\u8981\u4e00\u500b\u89e3\u6c7a\u65b9\u6848\u3002\u91cd\u69cb\u4e26\u975e\u70ba\u4e86\u65b0\u589e\u529f\u80fd\uff0c\u800c\u662f\u70ba\u4e86\u5728\u4e0d\u6539\u8b8a\u5916\u90e8\u884c\u70ba\u7684\u60c5\u6cc1\u4e0b\u6539\u5584\u5167\u90e8\u7d50\u69cb\u3002\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\u4f86\u7a69\u5b9a\u60a8\u7684\u7269\u4ef6\u5c0e\u5411\u5c08\u6848\u3002<\/p>\n<ul>\n<li><strong>\u5efa\u7acb\u5b89\u5168\u7db2\uff1a<\/strong> \u5728\u9032\u884c\u8b8a\u66f4\u4e4b\u524d\uff0c\u78ba\u4fdd\u60a8\u64c1\u6709\u5b8c\u6574\u7684\u6e2c\u8a66\u3002\u82e5\u7f3a\u5c11\u6e2c\u8a66\uff0c\u8acb\u70ba\u76ee\u524d\u7684\u884c\u70ba\u64b0\u5beb\u6e2c\u8a66\u3002\u9019\u53ef\u9632\u6b62\u4fee\u5fa9\u904e\u7a0b\u4e2d\u7684\u56de\u6b78\u554f\u984c\u3002<\/li>\n<li><strong>\u8b58\u5225\u81ed\u5473\uff1a<\/strong> \u6ce8\u610f\u9577\u65b9\u6cd5\u3001\u5927\u578b\u985e\u5225\u548c\u91cd\u8907\u7684\u7a0b\u5f0f\u78bc\u3002\u9019\u4e9b\u90fd\u662f\u66f4\u6df1\u5165\u8a2d\u8a08\u554f\u984c\u7684\u6307\u6a19\u3002<\/li>\n<li><strong>\u63d0\u53d6\u65b9\u6cd5\uff1a<\/strong> \u5c07\u8907\u96dc\u7684\u908f\u8f2f\u62c6\u5206\u6210\u8f03\u5c0f\u3001\u5177\u63cf\u8ff0\u6027\u7684\u51fd\u5f0f\u3002\u9019\u80fd\u63d0\u5347\u53ef\u8b80\u6027\u4e26\u5141\u8a31\u91cd\u7528\u3002<\/li>\n<li><strong>\u5f15\u5165\u53c3\u6578\u7269\u4ef6\uff1a<\/strong> \u82e5\u67d0\u65b9\u6cd5\u6709\u8a31\u591a\u53c3\u6578\uff0c\u53ef\u5c07\u5b83\u5011\u7fa4\u7d44\u6210\u55ae\u4e00\u7269\u4ef6\u3002\u9019\u80fd\u964d\u4f4e\u7c3d\u7ae0\u7684\u8907\u96dc\u5ea6\u3002<\/li>\n<li><strong>\u53d6\u4ee3\u689d\u4ef6\u908f\u8f2f\uff1a<\/strong> \u82e5\u60a8\u770b\u5230\u8a31\u591a <code>if-else<\/code> \u9673\u8ff0\u5f0f\u7528\u4f86\u6aa2\u67e5\u985e\u578b\uff0c\u53ef\u8003\u616e\u4f7f\u7528\u591a\u578b\u4f86\u53d6\u4ee3\u5b83\u5011\uff0c\u6539\u70ba\u65b9\u6cd5\u5206\u6d3e\u3002<\/li>\n<\/ul>\n<p>\u91cd\u69cb\u61c9\u9010\u6b65\u9032\u884c\u3002\u4e0d\u8981\u8a66\u5716\u4e00\u6b21\u91cd\u5beb\u6574\u500b\u7cfb\u7d71\u3002\u5c08\u6ce8\u65bc\u9020\u6210\u6700\u5927\u75db\u82e6\u7684\u6a21\u7d44\uff0c\u5148\u7a69\u5b9a\u8a72\u5340\u57df\uff0c\u518d\u79fb\u81f3\u4e0b\u4e00\u500b\u3002\u6b64\u65b9\u6cd5\u53ef\u6700\u5c0f\u5316\u98a8\u96aa\uff0c\u4e26\u8b93\u5c08\u6848\u6301\u7e8c\u524d\u9032\u3002<\/p>\n<h2>\u4eba\u6027\u56e0\u7d20 \ud83d\udc65<\/h2>\n<p>\u6280\u8853\u50b5\u52d9\u901a\u5e38\u662f\u7531\u4eba\u70ba\u56e0\u7d20\u9020\u6210\u7684\u3002\u5728\u58d3\u529b\u4e0b\u7684\u5718\u968a\u53ef\u80fd\u6703\u5728\u8a2d\u8a08\u4e0a\u5077\u5de5\u6e1b\u6599\u3002\u4ee3\u78bc\u5be9\u67e5\u53ef\u80fd\u8b8a\u6210\u4e00\u7a2e\u5f62\u5f0f\u4e3b\u7fa9\uff0c\u800c\u975e\u54c1\u8cea\u6aa2\u67e5\u3002\u8981\u4fee\u5fa9\u5c08\u6848\uff0c\u4f60\u4e5f\u5fc5\u9808\u89e3\u6c7a\u8207\u4ee3\u78bc\u76f8\u95dc\u7684\u6587\u5316\u554f\u984c\u3002<\/p>\n<ul>\n<li><strong>\u57f7\u884c\u4ee3\u78bc\u5be9\u67e5\u6a19\u6e96\uff1a<\/strong> \u8981\u6c42\u65b0\u4ee3\u78bc\u9075\u5faaSOLID\u539f\u5247\u3002\u62d2\u7d55\u5f15\u5165\u4e0a\u5e1d\u5c0d\u8c61\u6216\u904e\u6df1\u7e7c\u627f\u7684\u5408\u4f75\u8acb\u6c42\u3002<\/li>\n<li><strong>\u7d50\u5c0d\u7de8\u7a0b\uff1a<\/strong> 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