{"id":6383,"date":"2026-02-04T17:43:45","date_gmt":"2026-02-04T09:43:45","guid":{"rendered":"https:\/\/guides.visual-paradigm.com\/cn\/understanding-data-flow-diagrams-dfds\/"},"modified":"2026-02-04T17:43:45","modified_gmt":"2026-02-04T09:43:45","slug":"understanding-data-flow-diagrams-dfds","status":"publish","type":"post","link":"https:\/\/guides.visual-paradigm.com\/cn\/understanding-data-flow-diagrams-dfds\/","title":{"rendered":"\u7406\u89e3\u6570\u636e\u6d41\u56fe\uff08DFDs\uff09"},"content":{"rendered":"

\u7b80\u4ecb<\/h3>\n

\u6570\u636e\u6d41\u56fe\uff08DFDs\uff09\u662f\u7528\u4e8e\u5efa\u6a21\u7cfb\u7edf\u5185\u4fe1\u606f\u6d41\u52a8\u7684\u5f3a\u5927\u5de5\u5177\u3002\u5b83\u4eec\u63d0\u4f9b\u4e86\u4e00\u79cd\u53ef\u89c6\u5316\u8868\u793a\uff0c\u65e2\u4fbf\u4e8e\u8ba1\u7b97\u673a\u4e13\u4e1a\u4eba\u5458\uff0c\u4e5f\u4fbf\u4e8e\u975e\u4e13\u4e1a\u7528\u6237\u7406\u89e3\uff0c\u56e0\u6b64\u5728\u7cfb\u7edf\u9700\u6c42\u7684\u5206\u6790\u548c\u89c4\u8303\u8fc7\u7a0b\u4e2d\u5177\u6709\u4e0d\u53ef\u4f30\u91cf\u7684\u4ef7\u503c\u3002<\/p>\n

1. \u57fa\u672c\u6982\u5ff5<\/h3>\n

\u4ece\u6839\u672c\u4e0a\u8bf4\uff0c\u6570\u636e\u6d41\u56fe\uff08DFD\uff09\u63cf\u8ff0\u4e86\u4fe1\u606f\u5728\u7cfb\u7edf\u4e2d\u7684\u6d41\u52a8\u65b9\u5f0f\u4ee5\u53ca\u5904\u7406\u8fd9\u4e9b\u4fe1\u606f\u7684\u6d3b\u52a8\u3002\u5b83\u662f\u4e00\u79cd\u56fe\u5f62\u5316\u8868\u793a\uff0c\u6709\u52a9\u4e8e\u8f6f\u4ef6\u5de5\u7a0b\u5e08\u3001\u5ba2\u6237\u548c\u7528\u6237\u4e4b\u95f4\u7684\u6709\u6548\u6c9f\u901a\u3002<\/p>\n

2. \u6570\u636e\u6d41\u56fe\u7684\u7ec4\u6210\u90e8\u5206<\/h3>\n

\"1.<\/p>\n

2.1 \u5904\u7406\u8fc7\u7a0b<\/h4>\n

\u6570\u636e\u6d41\u56fe\u4e2d\u7684\u5904\u7406\u8fc7\u7a0b\u4ee3\u8868\u7cfb\u7edf\u5185\u53d1\u751f\u7684\u6d3b\u52a8\u6216\u8f6c\u6362\u3002\u8fd9\u4e9b\u53ef\u4ee5\u662f\u4ece\u7b80\u5355\u64cd\u4f5c\u5230\u590d\u6742\u7b97\u6cd5\u7684\u5404\u79cd\u884c\u4e3a\u3002<\/p>\n

2.2 \u6570\u636e\u5b58\u50a8<\/h4>\n

\u6570\u636e\u5b58\u50a8\u662f\u7cfb\u7edf\u5185\u7528\u4e8e\u5b58\u653e\u6570\u636e\u7684\u4ed3\u5e93\u3002\u5b83\u4eec\u53ef\u4ee5\u662f\u6570\u636e\u5e93\u3001\u6587\u4ef6\u6216\u5176\u4ed6\u4efb\u4f55\u5f62\u5f0f\u7684\u5b58\u50a8\u3002<\/p>\n

2.3 \u6570\u636e\u6d41<\/h4>\n

\u6570\u636e\u6d41\u662f\u8868\u793a\u6570\u636e\u5728\u5904\u7406\u8fc7\u7a0b\u3001\u6570\u636e\u5b58\u50a8\u548c\u5916\u90e8\u5b9e\u4f53\u4e4b\u95f4\u6d41\u52a8\u7684\u7bad\u5934\u3002\u5b83\u4eec\u5c55\u793a\u4e86\u4fe1\u606f\u5728\u7cfb\u7edf\u5185\u90e8\u7684\u4f20\u8f93\u65b9\u5f0f\u3002<\/p>\n

2.4 \u5916\u90e8\u5b9e\u4f53<\/h4>\n

\u5916\u90e8\u5b9e\u4f53\u662f\u5b58\u5728\u4e8e\u7cfb\u7edf\u4e4b\u5916\u4f46\u4e0e\u7cfb\u7edf\u4ea4\u4e92\u7684\u4fe1\u606f\u6765\u6e90\u6216\u76ee\u7684\u5730\u3002\u5b83\u4eec\u53ef\u4ee5\u662f\u7528\u6237\u3001\u5176\u4ed6\u7cfb\u7edf\uff0c\u751a\u81f3\u662f\u4f20\u611f\u5668\u3002<\/p>\n

3. \u89c4\u5219\u4e0e\u7ed3\u6784<\/h3>\n

\u6570\u636e\u6d41\u56fe\u4f7f\u7528\u6709\u9650\u7684\u4e00\u7ec4\u7ed3\u6784\u548c\u7b80\u5355\u7684\u89c4\u5219\uff0c\u4f7f\u5176\u6613\u4e8e\u7406\u89e3\u3002\u8fd9\u4e9b\u89c4\u5219\u5728\u6240\u6709\u6570\u636e\u6d41\u56fe\u4e2d\u7684\u4e00\u81f4\u6027\u786e\u4fdd\u4e86\u7edf\u4e00\u6027\u548c\u6e05\u6670\u6027\u3002<\/p>\n

4. \u6570\u636e\u6d41\u56fe\u7684\u4f18\u52bf<\/h3>\n

4.1 \u534f\u4f5c<\/h4>\n

\u6570\u636e\u6d41\u56fe\u6709\u52a9\u4e8e\u8f6f\u4ef6\u5de5\u7a0b\u5e08\u3001\u5ba2\u6237\u548c\u7528\u6237\u4e4b\u95f4\u7684\u6709\u6548\u534f\u4f5c\u3002\u56fe\u8868\u7684\u53ef\u89c6\u5316\u7279\u6027\u7b80\u5316\u4e86\u590d\u6742\u6982\u5ff5\u3002<\/p>\n

4.2 \u5206\u6790\u4e0e\u89c4\u8303<\/h4>\n

\u5b83\u4eec\u5728\u5206\u6790\u548c\u89c4\u8303\u7cfb\u7edf\u9700\u6c42\u65b9\u9762\u8d77\u7740\u5173\u952e\u4f5c\u7528\u3002\u901a\u8fc7\u5173\u6ce8\u4fe1\u606f\u7684\u6d41\u52a8\uff0c\u6570\u636e\u6d41\u56fe\u80fd\u591f\u6e05\u6670\u5730\u5c55\u793a\u7cfb\u7edf\u7684\u5de5\u4f5c\u65b9\u5f0f\u3002<\/p>\n

5. \u521b\u5efa\u6570\u636e\u6d41\u56fe\u7684\u9010\u6b65\u6307\u5357<\/h3>\n

5.1 \u8bc6\u522b\u8fc7\u7a0b<\/h4>\n

\u9996\u5148\u8bc6\u522b\u7cfb\u7edf\u4e2d\u7684\u5173\u952e\u8fc7\u7a0b\u3002\u8fd9\u4e9b\u662f\u64cd\u4f5c\u6216\u8f6c\u6362\u6570\u636e\u7684\u6d3b\u52a8\u3002<\/p>\n

5.2 \u5b9a\u4e49\u6570\u636e\u6d41<\/h4>\n

\u786e\u5b9a\u6570\u636e\u5728\u8fc7\u7a0b\u4e4b\u95f4\u7684\u6d41\u52a8\u65b9\u5f0f\u3002\u4f7f\u7528\u7bad\u5934\u8868\u793a\u6570\u636e\u6d41\uff0c\u5e76\u6b63\u786e\u6807\u6ce8\u3002<\/p>\n

5.3 \u5f15\u5165\u6570\u636e\u5b58\u50a8<\/h4>\n

\u786e\u5b9a\u7cfb\u7edf\u5185\u6570\u636e\u5b58\u50a8\u7684\u4f4d\u7f6e\u3002\u76f8\u5e94\u5730\u5c06\u6570\u636e\u5b58\u50a8\u8fde\u63a5\u5230\u8fc7\u7a0b\u548c\u6570\u636e\u6d41\u3002<\/p>\n

5.4 \u5f15\u5165\u5916\u90e8\u5b9e\u4f53<\/h4>\n

\u5305\u542b\u4e0e\u7cfb\u7edf\u4ea4\u4e92\u7684\u5916\u90e8\u5b9e\u4f53\u3002\u901a\u8fc7\u6570\u636e\u6d41\u5c06\u5b83\u4eec\u8fde\u63a5\u5230\u76f8\u5173\u7684\u8fc7\u7a0b\u3002<\/p>\n

5.5 \u9a8c\u8bc1\u4e0e\u8fed\u4ee3<\/h4>\n

\u68c0\u67e5\u60a8\u7684DFD\u662f\u5426\u51c6\u786e\u548c\u5b8c\u6574\u3002\u5982\u6709\u9700\u8981\uff0c\u8bf7\u8fdb\u884c\u8fed\u4ee3\uff0c\u786e\u4fdd\u8be5\u56fe\u80fd\u6709\u6548\u53cd\u6620\u7cfb\u7edf\u4e2d\u7684\u4fe1\u606f\u6d41\u3002<\/p>\n

6. \u793a\u4f8b<\/h3>\n

\u4e3a\u4e86\u5de9\u56fa\u4f60\u7684\u7406\u89e3\uff0c\u6211\u4eec\u6765\u8003\u8651\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\uff1a<\/p>\n

\u573a\u666f<\/strong>\uff1a\u5728\u7ebf\u8d2d\u7269\u7cfb\u7edf<\/p>\n

    \n
  1. \u5904\u7406\u8fc7\u7a0b<\/strong>\uff1a\u8ba2\u5355\u5904\u7406\u3001\u5e93\u5b58\u7ba1\u7406\u3001\u652f\u4ed8\u5904\u7406\u3002<\/li>\n
  2. \u6570\u636e\u6d41<\/strong>\uff1a\u8ba2\u5355\u8be6\u60c5\u4ece\u5ba2\u6237\u6d41\u5411\u8ba2\u5355\u5904\u7406\uff0c\u5e93\u5b58\u66f4\u65b0\u6d41\u5411\u5e93\u5b58\u7ba1\u7406\uff0c\u652f\u4ed8\u4fe1\u606f\u6d41\u5411\u652f\u4ed8\u5904\u7406\u3002<\/li>\n
  3. \u6570\u636e\u5b58\u50a8<\/strong>\uff1a\u7528\u4e8e\u5b58\u50a8\u5ba2\u6237\u4fe1\u606f\u7684\u6570\u636e\u5e93\uff0c\u5e93\u5b58\u6570\u636e\u5e93\u3002<\/li>\n
  4. \u5916\u90e8\u5b9e\u4f53<\/strong>\uff1a\u4e0b\u5355\u7684\u5ba2\u6237\u3002<\/li>\n<\/ol>\n

    \u7ed3\u8bba<\/h3>\n

    \u6570\u636e\u6d41\u56fe\u662f\u7cfb\u7edf\u5206\u6790\u4e2d\u7684\u4e00\u4e2a\u5b9d\u8d35\u5de5\u5177\u3002\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u6b65\u9aa4\uff0c\u4f60\u53ef\u4ee5\u521b\u5efa\u51fa\u6e05\u6670\u4e14\u5168\u9762\u7684\u6570\u636e\u6d41\u56fe\uff0c\u4e3a\u5f00\u53d1\u548c\u7406\u89e3\u590d\u6742\u7cfb\u7edf\u5960\u5b9a\u57fa\u7840\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u7b80\u4ecb \u6570\u636e\u6d41\u56fe\uff08DFDs\uff09\u662f\u7528\u4e8e\u5efa\u6a21\u7cfb\u7edf\u5185\u4fe1\u606f\u6d41\u52a8\u7684\u5f3a\u5927\u5de5\u5177\u3002\u5b83\u4eec\u63d0\u4f9b\u4e86\u4e00\u79cd\u53ef\u89c6\u5316\u8868\u793a\uff0c\u65e2\u4fbf\u4e8e\u8ba1\u7b97\u673a\u4e13\u4e1a\u4eba\u5458\uff0c\u4e5f\u4fbf\u4e8e\u975e\u4e13\u4e1a\u7528\u6237\u7406\u89e3\uff0c\u56e0\u6b64\u5728\u7cfb\u7edf\u9700\u6c42\u7684\u5206\u6790\u548c\u89c4\u8303\u8fc7\u7a0b\u4e2d\u5177\u6709\u4e0d\u53ef\u4f30\u91cf\u7684\u4ef7\u503c\u3002 1. \u57fa\u672c\u6982\u5ff5 \u4ece\u6839\u672c\u4e0a\u8bf4\uff0c\u6570\u636e\u6d41\u56fe\uff08DFD\uff09\u63cf\u8ff0\u4e86\u4fe1\u606f\u5728\u7cfb\u7edf\u4e2d\u7684\u6d41\u52a8\u65b9\u5f0f\u4ee5\u53ca\u5904\u7406\u8fd9\u4e9b\u4fe1\u606f\u7684\u6d3b\u52a8\u3002\u5b83\u662f\u4e00\u79cd\u56fe\u5f62\u5316\u8868\u793a\uff0c\u6709\u52a9\u4e8e\u8f6f\u4ef6\u5de5\u7a0b\u5e08\u3001\u5ba2\u6237\u548c\u7528\u6237\u4e4b\u95f4\u7684\u6709\u6548\u6c9f\u901a\u3002 2. \u6570\u636e\u6d41\u56fe\u7684\u7ec4\u6210\u90e8\u5206 2.1 \u5904\u7406\u8fc7\u7a0b \u6570\u636e\u6d41\u56fe\u4e2d\u7684\u5904\u7406\u8fc7\u7a0b\u4ee3\u8868\u7cfb\u7edf\u5185\u53d1\u751f\u7684\u6d3b\u52a8\u6216\u8f6c\u6362\u3002\u8fd9\u4e9b\u53ef\u4ee5\u662f\u4ece\u7b80\u5355\u64cd\u4f5c\u5230\u590d\u6742\u7b97\u6cd5\u7684\u5404\u79cd\u884c\u4e3a\u3002 2.2 \u6570\u636e\u5b58\u50a8 \u6570\u636e\u5b58\u50a8\u662f\u7cfb\u7edf\u5185\u7528\u4e8e\u5b58\u653e\u6570\u636e\u7684\u4ed3\u5e93\u3002\u5b83\u4eec\u53ef\u4ee5\u662f\u6570\u636e\u5e93\u3001\u6587\u4ef6\u6216\u5176\u4ed6\u4efb\u4f55\u5f62\u5f0f\u7684\u5b58\u50a8\u3002 2.3 \u6570\u636e\u6d41 \u6570\u636e\u6d41\u662f\u8868\u793a\u6570\u636e\u5728\u5904\u7406\u8fc7\u7a0b\u3001\u6570\u636e\u5b58\u50a8\u548c\u5916\u90e8\u5b9e\u4f53\u4e4b\u95f4\u6d41\u52a8\u7684\u7bad\u5934\u3002\u5b83\u4eec\u5c55\u793a\u4e86\u4fe1\u606f\u5728\u7cfb\u7edf\u5185\u90e8\u7684\u4f20\u8f93\u65b9\u5f0f\u3002 2.4 \u5916\u90e8\u5b9e\u4f53 \u5916\u90e8\u5b9e\u4f53\u662f\u5b58\u5728\u4e8e\u7cfb\u7edf\u4e4b\u5916\u4f46\u4e0e\u7cfb\u7edf\u4ea4\u4e92\u7684\u4fe1\u606f\u6765\u6e90\u6216\u76ee\u7684\u5730\u3002\u5b83\u4eec\u53ef\u4ee5\u662f\u7528\u6237\u3001\u5176\u4ed6\u7cfb\u7edf\uff0c\u751a\u81f3\u662f\u4f20\u611f\u5668\u3002 3. \u89c4\u5219\u4e0e\u7ed3\u6784 \u6570\u636e\u6d41\u56fe\u4f7f\u7528\u6709\u9650\u7684\u4e00\u7ec4\u7ed3\u6784\u548c\u7b80\u5355\u7684\u89c4\u5219\uff0c\u4f7f\u5176\u6613\u4e8e\u7406\u89e3\u3002\u8fd9\u4e9b\u89c4\u5219\u5728\u6240\u6709\u6570\u636e\u6d41\u56fe\u4e2d\u7684\u4e00\u81f4\u6027\u786e\u4fdd\u4e86\u7edf\u4e00\u6027\u548c\u6e05\u6670\u6027\u3002 4. \u6570\u636e\u6d41\u56fe\u7684\u4f18\u52bf 4.1 \u534f\u4f5c \u6570\u636e\u6d41\u56fe\u6709\u52a9\u4e8e\u8f6f\u4ef6\u5de5\u7a0b\u5e08\u3001\u5ba2\u6237\u548c\u7528\u6237\u4e4b\u95f4\u7684\u6709\u6548\u534f\u4f5c\u3002\u56fe\u8868\u7684\u53ef\u89c6\u5316\u7279\u6027\u7b80\u5316\u4e86\u590d\u6742\u6982\u5ff5\u3002 4.2 \u5206\u6790\u4e0e\u89c4\u8303 \u5b83\u4eec\u5728\u5206\u6790\u548c\u89c4\u8303\u7cfb\u7edf\u9700\u6c42\u65b9\u9762\u8d77\u7740\u5173\u952e\u4f5c\u7528\u3002\u901a\u8fc7\u5173\u6ce8\u4fe1\u606f\u7684\u6d41\u52a8\uff0c\u6570\u636e\u6d41\u56fe\u80fd\u591f\u6e05\u6670\u5730\u5c55\u793a\u7cfb\u7edf\u7684\u5de5\u4f5c\u65b9\u5f0f\u3002 5. \u521b\u5efa\u6570\u636e\u6d41\u56fe\u7684\u9010\u6b65\u6307\u5357 5.1 \u8bc6\u522b\u8fc7\u7a0b \u9996\u5148\u8bc6\u522b\u7cfb\u7edf\u4e2d\u7684\u5173\u952e\u8fc7\u7a0b\u3002\u8fd9\u4e9b\u662f\u64cd\u4f5c\u6216\u8f6c\u6362\u6570\u636e\u7684\u6d3b\u52a8\u3002 5.2 \u5b9a\u4e49\u6570\u636e\u6d41 \u786e\u5b9a\u6570\u636e\u5728\u8fc7\u7a0b\u4e4b\u95f4\u7684\u6d41\u52a8\u65b9\u5f0f\u3002\u4f7f\u7528\u7bad\u5934\u8868\u793a\u6570\u636e\u6d41\uff0c\u5e76\u6b63\u786e\u6807\u6ce8\u3002 5.3 \u5f15\u5165\u6570\u636e\u5b58\u50a8 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- Visual Paradigm Guides Simplified Chinese<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/guides.visual-paradigm.com\/cn\/understanding-data-flow-diagrams-dfds\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u7406\u89e3\u6570\u636e\u6d41\u56fe\uff08DFDs\uff09 - Visual Paradigm Guides Simplified Chinese\" \/>\n<meta property=\"og:description\" content=\"\u7b80\u4ecb 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