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Navigation Satellite 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\u65e9\u671f\u7684\u5b9a\u4f4d\u7ec8\u7aef\u53ef\u80fd\u4ec5\u652f\u6301GPS\uff0c\u9700\u8981\u66f4\u65b0\u6362\u4ee3\u624d\u80fd\u4f7f\u7528\u5317\u6597\u7cfb\u7edf\u3002\u4e0d\u8fc7\uff0c\u76ee\u524d\u5e02\u9762\u4e0a\u7edd\u5927\u591a\u6570\u65b0\u7684\u5b9a\u4f4d\u82af\u7247\u90fd\u5df2\u662f\u591a\u6a21\u517c\u5bb9\uff08\u540c\u65f6\u652f\u6301GPS\u3001\u5317\u6597\u3001GLONASS\u7b49\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>\u5317\u6597\u7cfb\u7edf\u4e3b\u8981\u5e94\u7528\u4e8e\u54ea\u4e9b\u573a\u666f\uff1f<\/h4>\n<p>\u5317\u6597\u7cfb\u7edf\u51ed\u501f\u5176\u9ad8\u7cbe\u5ea6\u548c\u7279\u8272\u529f\u80fd\uff0c\u5728\u56fd\u5185\u7684\u4e13\u4e1a\u9886\u57df\u548c\u5173\u952e\u57fa\u7840\u8bbe\u65bd\u4e2d\u626e\u6f14\u7740\u8d8a\u6765\u8d8a\u91cd\u8981\u7684\u89d2\u8272\uff1a<\/p>\n<ul>\n<li>\u56fd\u5185\u5546\u7528\u8f66\u961f\u7ba1\u7406\u4e0e\u76d1\u63a7\uff08\u5982\u201c\u4e24\u5ba2\u4e00\u5371\u201d\u8f66\u8f86\u5f3a\u5236\u5b89\u88c5\uff09<\/li>\n<li>\u81ea\u52a8\u9a7e\u9a76\u8f66\u8f86\u7684\u9ad8\u7cbe\u5ea6\u5b9a\u4f4d<\/li>\n<li>\u7cbe\u51c6\u519c\u4e1a\u4e2d\u7684\u519c\u673a\u81ea\u52a8\u5bfc\u822a\u4e0e\u4f5c\u4e1a<\/li>\n<li>\u56fd\u571f\u6d4b\u7ed8\u4e0e\u5730\u8d28\u707e\u5bb3\u76d1\u6d4b<\/li>\n<\/ul>\n<ul>\n<li>\u7535\u529b\u3001\u901a\u4fe1\u7b49\u5173\u952e\u57fa\u7840\u8bbe\u65bd\u7684\u65f6\u95f4\u540c\u6b65\u4e0e\u76d1\u63a7<\/li>\n<\/ul>\n<h2>\u8702\u7a9d\u7f51\u7edc\u5b9a\u4f4d\uff1a\u5f25\u8865\u536b\u661f\u4fe1\u53f7\u76f2\u533a<\/h2>\n<p>\u5f53\u8f66\u8f86\u8fdb\u5165\u96a7\u9053\u6216\u5730\u4e0b\u8f66\u5e93\uff0cGNSS\u4fe1\u53f7\u4e2d\u65ad\uff0c\u6b64\u65f6\u5c31\u9700\u8981\u4f9d\u8d56\u5730\u9762\u7f51\u7edc\u8fdb\u884c\u8f85\u52a9\u5b9a\u4f4d\u3002\u8702\u7a9d\u7f51\u7edc\u5b9a\u4f4d\u6280\u672f\u5229\u7528\u65e0\u5904\u4e0d\u5728\u7684\u79fb\u52a8\u901a\u4fe1\u57fa\u7ad9\uff0c\u6210\u4e3a\u4e86\u5f25\u8865\u536b\u661f\u4fe1\u53f7\u76f2\u533a\u7684\u5173\u952e\u624b\u6bb5\u3002<\/p>\n<h3>LBS\u57fa\u7ad9\u5b9a\u4f4d\uff1a\u5e7f\u8986\u76d6\u7684\u8f85\u52a9\u624b\u6bb5<\/h3>\n<h4>LBS\u57fa\u7ad9\u5b9a\u4f4d\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f<\/h4>\n<p>LBS\uff08Location Based Service\uff09\u57fa\u7ad9\u5b9a\u4f4d\u4e0d\u4f9d\u8d56\u536b\u661f\u3002\u5b83\u7684\u5b9a\u4f4d\u539f\u7406\u662f\uff0c\u8f66\u8f86\u4e0a\u7684\u5b9a\u4f4d\u7ec8\u7aef\u6d4b\u91cf\u5468\u8fb9\u591a\u4e2a\u8702\u7a9d\u7f51\u7edc\u57fa\u7ad9\u7684\u4fe1\u53f7\u4fe1\u606f\u3002\u901a\u8fc7\u83b7\u53d6\u5f53\u524d\u8fde\u63a5\u7684\u57fa\u7ad9ID\uff08Cell-ID\uff09\u6216\u8005\u6d4b\u91cf\u4e0d\u540c\u57fa\u7ad9\u7684\u4fe1\u53f7\u5230\u8fbe\u65f6\u95f4\u5dee\uff08TDOA\uff09\u3001\u4fe1\u53f7\u573a\u5f3a\uff08RSSI\uff09\uff0c\u518d\u7ed3\u5408\u57fa\u7ad9\u81ea\u8eab\u7684\u5730\u7406\u4f4d\u7f6e\u6570\u636e\u5e93\uff0c\u901a\u8fc7\u7b97\u6cd5\u4f30\u7b97\u51fa\u7ec8\u7aef\u7684\u5927\u81f4\u4f4d\u7f6e\u3002\u7b80\u5355\u6765\u8bf4\uff0c\u79bb\u54ea\u4e2a\u57fa\u7ad9\u8fd1\u3001\u4fe1\u53f7\u5f3a\uff0c\u7ec8\u7aef\u5c31\u5728\u90a3\u4e2a\u57fa\u7ad9\u7684\u8986\u76d6\u8303\u56f4\u5185\u3002<\/p>\n<h4>LBS\u5b9a\u4f4d\u7684\u4f18\u7f3a\u70b9\u662f\u4ec0\u4e48\uff1f<\/h4>\n<ul>\n<li>\n<p><strong>\u4f18\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u8986\u76d6\u8303\u56f4\u5e7f\uff1a<\/strong> \u53ea\u8981\u6709\u624b\u673a\u4fe1\u53f7\u7684\u5730\u65b9\uff0c\u5c31\u80fd\u5b9e\u73b0\u5b9a\u4f4d\u3002\u8fd9\u6781\u5927\u5730\u5f25\u8865\u4e86GNSS\u5728\u5ba4\u5185\u3001\u5730\u5e93\u7b49\u573a\u666f\u7684\u5b9a\u4f4d\u76f2\u533a\u3002<\/li>\n<li><strong>\u529f\u8017\u4f4e\uff1a<\/strong> LBS\u5b9a\u4f4d\u6240\u9700\u7684\u6570\u636e\u4ea4\u4e92\u91cf\u548c\u8ba1\u7b97\u91cf\u8fdc\u5c0f\u4e8eGNSS\uff0c\u56e0\u6b64\u8bbe\u5907\u529f\u8017\u975e\u5e38\u4f4e\uff0c\u9002\u5408\u5bf9\u7eed\u822a\u6709\u4e25\u82db\u8981\u6c42\u7684\u573a\u666f\u3002<\/li>\n<li><strong>\u5ba4\u5185\u53ef\u7528\uff1a<\/strong> \u8fd9\u662f\u5176\u76f8\u5bf9\u4e8eGNSS\u6700\u6838\u5fc3\u7684\u4f18\u52bf\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u7cbe\u5ea6\u8f83\u4f4e\uff1a<\/strong> LBS\u7684\u5b9a\u4f4d\u7cbe\u5ea6\u4e25\u91cd\u4f9d\u8d56\u4e8e\u57fa\u7ad9\u7684\u5bc6\u5ea6\u3002\u5728\u57fa\u7ad9\u5bc6\u96c6\u7684\u57ce\u5e02\u4e2d\u5fc3\uff0c\u7cbe\u5ea6\u53ef\u8fbe100-500\u7c73\uff1b\u4f46\u5728\u57fa\u7ad9\u7a00\u758f\u7684\u90ca\u533a\u6216\u519c\u6751\uff0c\u8bef\u5dee\u53ef\u80fd\u6269\u5927\u5230\u6570\u516c\u91cc\u7ea7\u522b\u3002<\/li>\n<li><strong>\u7a33\u5b9a\u6027\u5dee\uff1a<\/strong> \u4fe1\u53f7\u5207\u6362\u3001\u57fa\u7ad9\u7ef4\u62a4\u7b49\u56e0\u7d20\u90fd\u53ef\u80fd\u5bfc\u81f4\u5b9a\u4f4d\u7ed3\u679c\u7684\u8df3\u53d8\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>LBS\u9002\u7528\u4e8e\u54ea\u4e9b\u573a\u666f\uff1f<\/h4>\n<p>\u7531\u4e8e\u7cbe\u5ea6\u9650\u5236\uff0cLBS\u901a\u5e38\u4e0d\u4f5c\u4e3a\u4e3b\u8981\u7684\u8f66\u8f86\u8ffd\u8e2a\u624b\u6bb5\uff0c\u800c\u662f\u4f5c\u4e3a\u4e00\u79cd\u4f4e\u6210\u672c\u3001\u5e7f\u8986\u76d6\u7684\u8f85\u52a9\u65b9\u6848\uff1a<\/p>\n<ul>\n<li>GNSS\u4fe1\u53f7\u4e22\u5931\u540e\u7684\u8f85\u52a9\u5b9a\u4f4d\uff0c\u5224\u65ad\u8f66\u8f86\u5927\u81f4\u533a\u57df\u3002<\/li>\n<li>\u5bf9\u7cbe\u5ea6\u8981\u6c42\u4e0d\u9ad8\u7684\u8d44\u4ea7\u8ffd\u8e2a\uff0c\u5982\u5224\u65ad\u8d27\u7269\u662f\u5426\u5df2\u8fdb\u5165\u76ee\u6807\u57ce\u5e02\u3002<\/li>\n<li>\u7535\u52a8\u81ea\u884c\u8f66\u3001\u6469\u6258\u8f66\u7b49\u8bbe\u5907\u7684\u9632\u76d7\u8ffd\u8e2a\uff0c\u5728\u8f66\u8f86\u88ab\u85cf\u533f\u4e8e\u5ba4\u5185\u65f6\u63d0\u4f9b\u5173\u952e\u7ebf\u7d22\u3002<\/li>\n<\/ul>\n<h2>\u77ed\u8ddd\u79bb\u65e0\u7ebf\u5b9a\u4f4d\uff1a\u5ba4\u5185\u573a\u666f\u7684\u7cbe\u51c6\u89e3\u51b3\u65b9\u6848<\/h2>\n<p>\u5bf9\u4e8e\u5927\u578b\u5730\u4e0b\u505c\u8f66\u573a\u3001\u591a\u5c42\u4ed3\u5e93\u6216\u4ea4\u901a\u67a2\u7ebd\u7b49\u590d\u6742\u7684\u5ba4\u5185\u73af\u5883\uff0cLBS\u7684\u767e\u7c73\u7ea7\u7cbe\u5ea6\u5df2\u65e0\u6cd5\u6ee1\u8db3\u7ba1\u7406\u9700\u6c42\u3002\u6b64\u65f6\uff0c\u9700\u8981\u4f9d\u8d56Wi-Fi\u7b49\u77ed\u8ddd\u79bb\u65e0\u7ebf\u6280\u672f\uff0c\u5b9e\u73b0\u66f4\u7cbe\u7ec6\u5316\u7684\u5ba4\u5185\u5b9a\u4f4d\u3002<\/p>\n<h3>Wi-Fi\u5b9a\u4f4d\uff1a\u57ce\u5e02\u73af\u5883\u4e0b\u7684\u6709\u6548\u8865\u5145<\/h3>\n<h4>Wi-Fi\u5b9a\u4f4d\u7684\u539f\u7406\u662f\u4ec0\u4e48\uff1f<\/h4>\n<p>Wi-Fi\u5b9a\u4f4d\u7684\u539f\u7406\u4e0eLBS\u57fa\u7ad9\u5b9a\u4f4d\u6709\u76f8\u4f3c\u4e4b\u5904\uff0c\u4f46\u201c\u4fe1\u6807\u201d\u4ece\u901a\u4fe1\u57fa\u7ad9\u6362\u6210\u4e86\u66f4\u5bc6\u96c6\u7684Wi-Fi\u65e0\u7ebf\u70ed\u70b9\uff08Access Point, AP\uff09\u3002\u5b9a\u4f4d\u7ec8\u7aef\u901a\u8fc7\u626b\u63cf\u5468\u56f4\u73af\u5883\u4e2d\u7684Wi-Fi\u4fe1\u53f7\uff0c\u6536\u96c6\u6bcf\u4e2a\u70ed\u70b9\u7684MAC\u5730\u5740\uff08BSSID\uff09\u548c\u4fe1\u53f7\u5f3a\u5ea6\uff08RSSI\uff09\u3002\u7136\u540e\uff0c\u5c06\u8fd9\u4e9b\u4fe1\u606f\u4e0a\u4f20\u81f3\u4e91\u7aef\u5b9a\u4f4d\u670d\u52a1\u5668\u3002\u670d\u52a1\u5668\u4f1a\u67e5\u8be2\u4e00\u4e2a\u5e9e\u5927\u7684Wi-Fi\u70ed\u70b9\u5730\u7406\u4f4d\u7f6e\u6570\u636e\u5e93\uff0c\u901a\u8fc7\u5339\u914dMAC\u5730\u5740\uff0c\u5e76\u5229\u7528\u591a\u4e2a\u70ed\u70b9\u7684\u4fe1\u53f7\u5f3a\u5ea6\u8fdb\u884c\u52a0\u6743\u8ba1\u7b97\uff08\u6307\u7eb9\u5b9a\u4f4d\u6cd5\u6216\u4e09\u89d2\u5b9a\u4f4d\u6cd5\uff09\uff0c\u6700\u7ec8\u4f30\u7b97\u51fa\u8bbe\u5907\u7684\u4f4d\u7f6e\u3002<\/p>\n<h4>Wi-Fi\u5b9a\u4f4d\u7684\u4f18\u7f3a\u70b9\u662f\u4ec0\u4e48\uff1f<\/h4>\n<ul>\n<li>\n<p><strong>\u4f18\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u5ba4\u5185\u5b9a\u4f4d\u7cbe\u5ea6\u8f83\u9ad8\uff1a<\/strong> \u5728Wi-Fi\u70ed\u70b9\u5bc6\u96c6\u7684\u533a\u57df\uff0c\u5982\u5546\u573a\u3001\u5199\u5b57\u697c\uff0c\u5b9a\u4f4d\u7cbe\u5ea6\u53ef\u4ee5\u8fbe\u52305-20\u7c73\uff0c\u8fdc\u9ad8\u4e8eLBS\u3002<\/li>\n<li><strong>\u54cd\u5e94\u901f\u5ea6\u5feb\uff1a<\/strong> Wi-Fi\u626b\u63cf\u548c\u5b9a\u4f4d\u8ba1\u7b97\u7684\u8fc7\u7a0b\u975e\u5e38\u8fc5\u901f\u3002<\/li>\n<li><strong>\u57fa\u7840\u8bbe\u65bd\u666e\u53ca\uff1a<\/strong> \u57ce\u5e02\u73af\u5883\u4e2dWi-Fi\u70ed\u70b9\u5df2\u975e\u5e38\u666e\u53ca\uff0c\u65e0\u9700\u989d\u5916\u5927\u89c4\u6a21\u90e8\u7f72\u786c\u4ef6\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u4f9d\u8d56\u6570\u636e\u5e93\uff1a<\/strong> \u5b9a\u4f4d\u7684\u51c6\u786e\u6027\u9ad8\u5ea6\u4f9d\u8d56\u4e8e\u540e\u53f0Wi-Fi\u70ed\u70b9\u4f4d\u7f6e\u6570\u636e\u5e93\u7684\u89c4\u6a21\u548c\u66f4\u65b0\u9891\u7387\u3002<\/li>\n<li><strong>\u8986\u76d6\u5c40\u9650\uff1a<\/strong> \u5728Wi-Fi\u70ed\u70b9\u7a00\u758f\u7684\u533a\u57df\uff08\u5982\u9ad8\u901f\u516c\u8def\u3001\u90ca\u91ce\uff09\u5219\u5b8c\u5168\u65e0\u6cd5\u4f7f\u7528\u3002<\/li>\n<li><strong>\u8bbe\u5907\u8981\u6c42\uff1a<\/strong> \u8f66\u8f86\u672c\u8eab\u901a\u5e38\u4e0d\u81ea\u5e26\u4e13\u95e8\u7684Wi-Fi\u5b9a\u4f4d\u6a21\u5757\uff0c\u9700\u8981\u989d\u5916\u5b89\u88c5\u8bbe\u5907\uff0c\u6216\u901a\u8fc7\u8fde\u63a5\u9a7e\u9a76\u5458\u7684\u624b\u673a\u6765\u95f4\u63a5\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>Wi-Fi\u5b9a\u4f4d\u9002\u7528\u4e8e\u54ea\u4e9b\u573a\u666f\uff1f<\/h4>\n<p>Wi-Fi\u5b9a\u4f4d\u662f\u89e3\u51b3\u7279\u5b9a\u573a\u666f\u4e0b\u201c\u6700\u540e\u4e00\u767e\u7c73\u201d\u5b9a\u4f4d\u96be\u9898\u7684\u6709\u6548\u5de5\u5177\uff1a<\/p>\n<ul>\n<li>\u5927\u578b\u5730\u4e0b\u505c\u8f66\u573a\u5185\u7684\u8f66\u8f86\u53cd\u5411\u5bfb\u8f66\u3002<\/li>\n<li>\u5927\u578b\u7269\u6d41\u4e2d\u8f6c\u4e2d\u5fc3\u3001\u5de5\u5382\u5185\u7684\u53c9\u8f66\u3001\u7269\u6599\u8f66\u8c03\u5ea6\u3002<\/li>\n<li>\u673a\u573a\u3001\u706b\u8f66\u7ad9\u7b49\u5927\u578b\u4ea4\u901a\u67a2\u7ebd\u5185\u7684\u8f66\u8f86\u5f15\u5bfc\u548c\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<h2>\u60ef\u6027\u5bfc\u822a\u7cfb\u7edf\uff08INS\uff09\uff1a\u65e0\u4fe1\u53f7\u73af\u5883\u4e0b\u7684\u81ea\u4e3b\u5bfc\u822a<\/h2>\n<p>\u5f53\u8f66\u8f86\u884c\u9a76\u5728\u957f\u96a7\u9053\u6216\u591a\u5c42\u5730\u4e0b\u8f66\u5e93\uff0c\u4e0d\u4ec5\u6ca1\u6709\u536b\u661f\u4fe1\u53f7\uff0c\u751a\u81f3\u53ef\u80fd\u8fde\u8702\u7a9d\u7f51\u7edc\u548cWi-Fi\u4fe1\u53f7\u90fd\u975e\u5e38\u5fae\u5f31\uff0c\u6b64\u65f6\u5c31\u9700\u8981\u4e00\u79cd\u5b8c\u5168\u4e0d\u4f9d\u8d56\u5916\u90e8\u4fe1\u53f7\u7684\u81ea\u4e3b\u5b9a\u4f4d\u6280\u672f\u2014\u2014\u60ef\u6027\u5bfc\u822a\u3002<\/p>\n<h4>\u60ef\u6027\u5bfc\u822a\u662f\u5982\u4f55\u5b9e\u73b0\u5b9a\u4f4d\u7684\uff1f<\/h4>\n<p>\u60ef\u6027\u5bfc\u822a\u7cfb\u7edf\uff08Inertial Navigation System, INS\uff09\u7684\u6838\u5fc3\u662f\u4e00\u5957\u60ef\u6027\u6d4b\u91cf\u5355\u5143\uff08IMU\uff09\uff0c\u4e3b\u8981\u7531\u9640\u87ba\u4eea\u548c\u52a0\u901f\u5ea6\u8ba1\u7ec4\u6210\u3002<\/p>\n<ul>\n<li><strong>\u9640\u87ba\u4eea<\/strong> \u8d1f\u8d23\u6d4b\u91cf\u8f7d\u4f53\u7684\u89d2\u901f\u5ea6\uff0c\u5373\u8f66\u8f86\u7684\u8f6c\u5411\u3001\u4fef\u4ef0\u548c\u4fa7\u503e\u3002<\/li>\n<li><strong>\u52a0\u901f\u5ea6\u8ba1<\/strong> \u8d1f\u8d23\u6d4b\u91cf\u8f7d\u4f53\u7684\u7ebf\u6027\u52a0\u901f\u5ea6\uff0c\u5373\u8f66\u8f86\u7684\u524d\u8fdb\u3001\u540e\u9000\u548c\u6a2a\u5411\u79fb\u52a8\u3002<\/li>\n<\/ul>\n<p>\u7cfb\u7edf\u901a\u8fc7\u5bf9\u8fd9\u4e9b\u6d4b\u91cf\u6570\u636e\u8fdb\u884c\u65f6\u95f4\u79ef\u5206\uff0c\u5c31\u53ef\u4ee5\u63a8\u7b97\u51fa\u8f66\u8f86\u5728\u4e00\u6bb5\u65f6\u95f4\u5185\u7684\u59ff\u6001\u3001\u901f\u5ea6\u548c\u4f4d\u7f6e\u53d8\u5316\u3002\u7b80\u5355\u5730\u8bf4\uff0c\u5b83\u901a\u8fc7\u611f\u77e5\u81ea\u8eab\u7684\u8fd0\u52a8\u72b6\u6001\u6765\u63a8\u65ad\u201c\u6211\u73b0\u5728\u5728\u54ea\u91cc\u201d\uff0c\u800c\u4e0d\u9700\u8981\u95ee\u201c\u5916\u9762\u7684\u4e16\u754c\u201d\u3002<\/p>\n<h4>\u60ef\u6027\u5bfc\u822a\u7684\u4f18\u7f3a\u70b9\u662f\u4ec0\u4e48\uff1f<\/h4>\n<ul>\n<li>\n<p><strong>\u4f18\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u5b8c\u5168\u81ea\u4e3b\uff1a<\/strong> \u4e0d\u4f9d\u8d56\u4efb\u4f55\u5916\u90e8\u7535\u78c1\u4fe1\u53f7\uff0c\u6297\u5e72\u6270\u80fd\u529b\u6781\u5f3a\uff0c\u53ef\u4ee5\u5728\u6c34\u4e0b\u3001\u5730\u4e0b\u3001\u592a\u7a7a\u7b49\u4efb\u4f55\u73af\u5883\u5de5\u4f5c\u3002<\/li>\n<li><strong>\u77ed\u671f\u7cbe\u5ea6\u9ad8\uff1a<\/strong> \u5728\u77ed\u65f6\u95f4\u5185\uff08\u79d2\u7ea7\u5230\u5206\u949f\u7ea7\uff09\uff0c\u5176\u63a8\u7b97\u7684\u4f4d\u7f6e\u7cbe\u5ea6\u975e\u5e38\u9ad8\u3002<\/li>\n<li><strong>\u6570\u636e\u66f4\u65b0\u7387\u5feb\uff1a<\/strong> IMU\u53ef\u4ee5\u63d0\u4f9b\u6781\u9ad8\u9891\u7387\uff08\u5982100Hz\u4ee5\u4e0a\uff09\u7684\u59ff\u6001\u548c\u4f4d\u7f6e\u66f4\u65b0\uff0c\u8fdc\u8d85GNSS\uff08\u901a\u5e38\u4e3a1-10Hz\uff09\uff0c\u6570\u636e\u8f93\u51fa\u975e\u5e38\u5e73\u6ed1\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u5b58\u5728\u7d2f\u79ef\u8bef\u5dee\uff1a<\/strong> \u7531\u4e8e\u79ef\u5206\u8fd0\u7b97\u7684\u7279\u6027\uff0c\u4f20\u611f\u5668\u81ea\u8eab\u7684\u5fae\u5c0f\u6d4b\u91cf\u8bef\u5dee\u4f1a\u968f\u65f6\u95f4\u4e0d\u65ad\u7d2f\u79ef\uff0c\u5bfc\u81f4\u5b9a\u4f4d\u7ed3\u679c\u201c\u6f02\u79fb\u201d\uff0c\u65f6\u95f4\u8d8a\u957f\uff0c\u504f\u5dee\u8d8a\u5927\u3002\u56e0\u6b64\uff0c\u5b83\u65e0\u6cd5\u957f\u65f6\u95f4\u72ec\u7acb\u5de5\u4f5c\u3002<\/li>\n<li><strong>\u6210\u672c\u76f8\u5bf9\u8f83\u9ad8\uff1a<\/strong> \u9ad8\u7cbe\u5ea6\u7684IMU\u4f20\u611f\u5668\u6210\u672c\u4e0d\u83f2\uff0c\u5c24\u5176\u662f\u5728\u8981\u6c42\u4e25\u82db\u7684\u81ea\u52a8\u9a7e\u9a76\u9886\u57df\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>\u60ef\u6027\u5bfc\u822a\u4e3b\u8981\u5e94\u7528\u4e8e\u54ea\u4e9b\u573a\u666f\uff1f<\/h4>\n<p>\u60ef\u6027\u5bfc\u822a\u7684\u6838\u5fc3\u4ef7\u503c\u5728\u4e8e\u201c\u8865\u76f2\u201d\u548c\u201c\u589e\u5f3a\u201d\uff0c\u5b83\u5fc5\u987b\u4e0eGNSS\u7b49\u7edd\u5bf9\u5b9a\u4f4d\u7cfb\u7edf\u7ed3\u5408\uff0c\u5f62\u6210\u7ec4\u5408\u5bfc\u822a\u65b9\u6848\uff1a<\/p>\n<ul>\n<li><strong>GNSS\u4fe1\u53f7\u4e2d\u65ad\u671f\u95f4\u7684\u822a\u4f4d\u63a8\u7b97\uff1a<\/strong> \u5728\u8f66\u8f86\u8fdb\u5165\u96a7\u9053\u6216\u5730\u5e93\u65f6\uff0cINS\u63a5\u7ba1\u5b9a\u4f4d\u4efb\u52a1\uff0c\u4fdd\u8bc1\u8f68\u8ff9\u7684\u8fde\u7eed\u6027\u3002\u5f53\u8f66\u8f86\u9a76\u51fa\u540e\uff0c\u518d\u5229\u7528GNSS\u4fe1\u53f7\u5bf9\u7d2f\u79ef\u8bef\u5dee\u8fdb\u884c\u6821\u6b63\u3002<\/li>\n<li><strong>\u9ad8\u7cbe\u5ea6\u81ea\u52a8\u9a7e\u9a76\uff1a<\/strong> \u5728\u81ea\u52a8\u9a7e\u9a76\u7cfb\u7edf\u4e2d\uff0cINS\u4e0eGNSS\u3001\u6fc0\u5149\u96f7\u8fbe\u3001\u6444\u50cf\u5934\u7b49\u591a\u4f20\u611f\u5668\u6df1\u5ea6\u878d\u5408\uff0c\u63d0\u4f9b\u8fde\u7eed\u3001\u7a33\u5b9a\u3001\u9ad8\u53ef\u9760\u6027\u7684\u5398\u7c73\u7ea7\u5b9a\u4f4d\u3002<\/li>\n<li><strong>\u57ce\u5e02\u5ce1\u8c37\u4e2d\u7684\u7ec4\u5408\u5bfc\u822a\uff1a<\/strong> \u5728\u9ad8\u697c\u6797\u7acb\u7684\u533a\u57df\uff0cGNSS\u4fe1\u53f7\u591a\u5f84\u6548\u5e94\u4e25\u91cd\uff0cINS\u53ef\u4ee5\u5e73\u6ed1\u5b9a\u4f4d\u7ed3\u679c\uff0c\u5254\u9664\u5f02\u5e38\u8df3\u70b9\u3002<\/li>\n<\/ul>\n<h2>\u4e3b\u6d41\u8f66\u8f86\u5b9a\u4f4d\u6280\u672f\u5bf9\u6bd4\u8868<\/h2>\n<p>\u4e3a\u4e86\u66f4\u76f4\u89c2\u5730\u7406\u89e3\u5404\u9879\u6280\u672f\u7684\u5dee\u5f02\uff0c\u4e0b\u8868\u5bf9\u4e3b\u6d41\u7684\u8f66\u8f86\u5b9a\u4f4d\u6280\u672f\u8fdb\u884c\u4e86\u6a2a\u5411\u5bf9\u6bd4\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th align=\"left\">\u6280\u672f\u7c7b\u578b<\/th>\n<th align=\"left\">\u5b9a\u4f4d\u7cbe\u5ea6<\/th>\n<th align=\"left\">\u6210\u672c<\/th>\n<th align=\"left\">\u529f\u8017<\/th>\n<th align=\"left\">\u8986\u76d6\u8303\u56f4<\/th>\n<th align=\"left\">\u6838\u5fc3\u4f18\u52bf<\/th>\n<th align=\"left\">\u4e3b\u8981\u5c40\u9650<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"left\"><strong>GPS<\/strong><\/td>\n<td align=\"left\">5-10\u7c73\uff08\u6c11\u7528\uff09<\/td>\n<td align=\"left\">\u4f4e<\/td>\n<td align=\"left\">\u8f83\u9ad8<\/td>\n<td align=\"left\">\u5168\u7403\uff08\u5ba4\u5916\uff09<\/td>\n<td align=\"left\">\u6280\u672f\u6210\u719f\uff0c\u5168\u7403\u8986\u76d6\uff0c\u6210\u672c\u4f4e<\/td>\n<td align=\"left\">\u4fe1\u53f7\u6613\u906e\u6321\uff0c\u51b7\u542f\u52a8\u6162<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>\u5317\u6597 (BDS)<\/strong><\/td>\n<td align=\"left\">5-10\u7c73\uff08\u6c11\u7528\uff09<\/td>\n<td align=\"left\">\u4f4e<\/td>\n<td align=\"left\">\u8f83\u9ad8<\/td>\n<td align=\"left\">\u5168\u7403\uff08\u5ba4\u5916\uff09<\/td>\n<td align=\"left\">\u4e9a\u592a\u533a\u7cbe\u5ea6\u66f4\u9ad8\uff0c\u77ed\u62a5\u6587\u901a\u4fe1<\/td>\n<td align=\"left\">\u5168\u7403\u666e\u53ca\u5ea6\u76f8\u5bf9\u8f83\u4f4e<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>LBS\u57fa\u7ad9\u5b9a\u4f4d<\/strong><\/td>\n<td align=\"left\">100-500\u7c73\uff08\u57ce\u5e02\uff09<\/td>\n<td align=\"left\">\u6781\u4f4e<\/td>\n<td align=\"left\">\u6781\u4f4e<\/td>\n<td align=\"left\">\u5168\u7403\uff08\u6709\u8702\u7a9d\u7f51\u7edc\u5904\uff09<\/td>\n<td align=\"left\">\u529f\u8017\u4f4e\uff0c\u5ba4\u5185\u53ef\u7528\uff0c\u8986\u76d6\u5e7f<\/td>\n<td align=\"left\">\u7cbe\u5ea6\u4f4e\uff0c\u7a33\u5b9a\u6027\u5dee<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>Wi-Fi\u5b9a\u4f4d<\/strong><\/td>\n<td align=\"left\">5-20\u7c73<\/td>\n<td align=\"left\">\u4e2d<\/td>\n<td align=\"left\">\u4e2d<\/td>\n<td align=\"left\">\u57ce\u5e02\uff08\u6709Wi-Fi\u70ed\u70b9\u5904\uff09<\/td>\n<td align=\"left\">\u5ba4\u5185\u7cbe\u5ea6\u8f83\u9ad8\uff0c\u54cd\u5e94\u5feb<\/td>\n<td align=\"left\">\u4f9d\u8d56\u6570\u636e\u5e93\uff0c\u8986\u76d6\u4e0d\u8fde\u7eed<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>\u60ef\u6027\u5bfc\u822a (INS)<\/strong><\/td>\n<td align=\"left\">\u77ed\u671f\u7cbe\u5ea6\u9ad8<\/td>\n<td align=\"left\">\u8f83\u9ad8<\/td>\n<td align=\"left\">\u4e2d<\/td>\n<td align=\"left\">\u65e0\u9650\u5236<\/td>\n<td align=\"left\">\u5b8c\u5168\u81ea\u4e3b\uff0c\u6570\u636e\u66f4\u65b0\u7387\u5feb<\/td>\n<td align=\"left\">\u5b58\u5728\u7d2f\u79ef\u8bef\u5dee\uff0c\u9700\u5916\u90e8\u6821\u51c6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u5982\u4f55\u4e3a\u4f60\u7684\u4e1a\u52a1\u9009\u62e9\u5408\u9002\u7684\u8f66\u8f86\u5b9a\u4f4d\u6280\u672f\uff1f<\/h2>\n<p>\u9009\u62e9\u5b9a\u4f4d\u6280\u672f\u5e76\u975e\u5355\u7eaf\u7684\u6280\u672f\u9009\u578b\uff0c\u800c\u662f\u4e00\u4e2a\u7ed3\u5408\u4e1a\u52a1\u9700\u6c42\u3001\u6210\u672c\u9884\u7b97\u548c\u5e94\u7528\u573a\u666f\u7684\u7efc\u5408\u51b3\u7b56\u8fc7\u7a0b\u3002<\/p>\n<h3>\u7b2c\u4e00\u6b65\uff1a\u660e\u786e\u7cbe\u5ea6\u8981\u6c42\u662f\u9996\u8981\u4efb\u52a1<\/h3>\n<p>\u4e1a\u52a1\u76ee\u6807\u76f4\u63a5\u51b3\u5b9a\u4e86\u7cbe\u5ea6\u9700\u6c42\u3002\u662f\u9700\u8981\u77e5\u9053\u8f66\u8f86\u5728\u54ea\u6761\u8def\u4e0a\uff08\u7c73\u7ea7\uff09\uff0c\u8fd8\u662f\u9700\u8981\u77e5\u9053\u5728\u54ea\u6761\u8f66\u9053\u4e0a\uff08\u4e9a\u7c73\u7ea7\uff09\uff0c\u4ea6\u6216\u662f\u53ea\u9700\u8981\u77e5\u9053\u8f66\u8f86\u662f\u5426\u5728\u67d0\u4e2a\u57ce\u5e02\uff08\u767e\u7c73\u7ea7\uff09\uff1f\u4f8b\u5982\uff0c\u5171\u4eab\u6c7d\u8f66\u7684\u8ba1\u8d39\u548c\u505c\u653e\u7ba1\u7406\u9700\u8981\u7c73\u7ea7\u7cbe\u5ea6\uff0c\u800c\u957f\u9014\u8d27\u8fd0\u7684\u5728\u9014\u76d1\u63a7\uff0c\u767e\u7c73\u7ea7\u7684\u8f85\u52a9\u5b9a\u4f4d\u5df2\u8db3\u591f\u3002<\/p>\n<h3>\u7b2c\u4e8c\u6b65\uff1a\u8bc4\u4f30\u5e94\u7528\u73af\u5883\u7684\u590d\u6742\u6027<\/h3>\n<p>\u8f66\u8f86\u7684\u65e5\u5e38\u8fd0\u8425\u73af\u5883\u662f\u51b3\u7b56\u7684\u5173\u952e\u53d8\u91cf\u3002\u5982\u679c\u8f66\u8f86\u7edd\u5927\u591a\u6570\u65f6\u95f4\u90fd\u5728\u5f00\u9614\u7684\u516c\u8def\u4e0a\u884c\u9a76\uff0c\u90a3\u4e48\u4e00\u4e2a\u57fa\u7840\u7684GNSS\u6a21\u5757\u5c31\u8db3\u591f\u3002\u4f46\u5982\u679c\u4e1a\u52a1\u6d89\u53ca\u9891\u7e41\u8fdb\u51fa\u5e02\u533a\u3001\u96a7\u9053\u3001\u591a\u5c42\u4ed3\u5e93\u6216\u5730\u4e0b\u505c\u8f66\u573a\uff0c\u90a3\u4e48\u4e00\u4e2a\u201cGNSS + LBS + INS\u201d\u7684\u7ec4\u5408\u5bfc\u822a\u65b9\u6848\u5c31\u6210\u4e3a\u5fc5\u7136\u9009\u62e9\u3002<\/p>\n<h3>\u7b2c\u4e09\u6b65\uff1a\u5e73\u8861\u6210\u672c\u9884\u7b97\u4e0e\u529f\u8017\u9650\u5236<\/h3>\n<p>\u6210\u672c\u4e0d\u4ec5\u5305\u62ec\u786c\u4ef6\u7ec8\u7aef\u7684\u91c7\u8d2d\u6210\u672c\uff0c\u8fd8\u5e94\u8003\u8651\u53ef\u80fd\u4ea7\u751f\u7684\u6570\u636e\u670d\u52a1\u8d39\u3002\u540c\u65f6\uff0c\u5bf9\u4e8e\u4f9d\u9760\u81ea\u8eab\u7535\u6c60\u4f9b\u7535\u7684\u5b9a\u4f4d\u7ec8\u7aef\uff08\u5982\u7528\u4e8e\u65e0\u6e90\u8d44\u4ea7\u8ffd\u8e2a\u7684\u8bbe\u5907\uff09\uff0c\u529f\u8017\u662f\u51b3\u5b9a\u5176\u7eed\u822a\u80fd\u529b\u7684\u6838\u5fc3\u6307\u6807\u3002\u4f4e\u529f\u8017\u7684LBS\u6280\u672f\u5728\u6b64\u65f6\u5c31\u663e\u793a\u51fa\u5176\u72ec\u7279\u7684\u4ef7\u503c\u3002<\/p>\n<h3>\u7b2c\u56db\u6b65\uff1a\u8003\u8651\u591a\u6280\u672f\u878d\u5408\u65b9\u6848\uff08\u7ec4\u5408\u5bfc\u822a\uff09<\/h3>\n<p>\u5bf9\u4e8e\u7edd\u5927\u591a\u6570\u4e13\u4e1a\u7684\u8f66\u8054\u7f51\u5e94\u7528\u800c\u8a00\uff0c\u5355\u4e00\u6280\u672f\u90fd\u5b58\u5728\u660e\u663e\u77ed\u677f\u3002\u56e0\u6b64\uff0c\u591a\u6280\u672f\u878d\u5408\u662f\u5f53\u524d\u6700\u6210\u719f\u3001\u5e94\u7528\u6700\u5e7f\u7684\u89e3\u51b3\u65b9\u6848\u3002\u4f8b\u5982\uff0c<strong>GNSS + LBS + INS<\/strong> \u7684\u7ec4\u5408\u65b9\u6848\u53ef\u4ee5\u5b9e\u73b0\u4f18\u52bf\u4e92\u8865\uff1a<\/p>\n<ul>\n<li><strong>GNSS<\/strong> \u4f5c\u4e3a\u4e3b\u8981\u5b9a\u4f4d\u6e90\uff0c\u63d0\u4f9b\u9ad8\u7cbe\u5ea6\u6237\u5916\u5b9a\u4f4d\u3002<\/li>\n<li><strong>LBS<\/strong> \u4f5c\u4e3a\u8f85\u52a9\uff0c\u5728GNSS\u4fe1\u53f7\u5f31\u65f6\u63d0\u4f9b\u5927\u81f4\u4f4d\u7f6e\u53c2\u8003\uff0c\u5e76\u52a0\u901f\u9996\u6b21\u5b9a\u4f4d\u3002<\/li>\n<li><strong>INS<\/strong> \u4f5c\u4e3a\u8865\u5145\uff0c\u5728\u6240\u6709\u5916\u90e8\u4fe1\u53f7\u90fd\u4e2d\u65ad\u65f6\u8fdb\u884c\u822a\u4f4d\u63a8\u7b97\uff0c\u4fdd\u8bc1\u8f68\u8ff9\u8fde\u7eed\u4e0d\u4e2d\u65ad\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u79cd\u7ec4\u5408\u65b9\u6848\u80fd\u591f\u4ee5\u76f8\u5bf9\u5408\u7406\u7684\u6210\u672c\uff0c\u63d0\u4f9b\u5728\u5404\u79cd\u590d\u6742\u73af\u5883\u4e0b\u90fd\u7a33\u5b9a\u3001\u53ef\u9760\u7684\u5b9a\u4f4d\u670d\u52a1\u3002<\/p>\n<h2>\u5e38\u89c1\u95ee\u9898\u89e3\u7b54\uff08FAQ\uff09<\/h2>\n<h3>Q1: GPS\u548c\u5317\u6597\u5b9a\u4f4d\u6709\u4ec0\u4e48\u4e3b\u8981\u533a\u522b\uff1f<\/h3>\n<p>\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u4e09\u4e2a\u65b9\u9762\uff1a\u4e00\u662f\u661f\u5ea7\u6784\u6210\uff0c\u5317\u6597\u91c7\u7528\u4e86\u521b\u65b0\u7684\u6df7\u5408\u661f\u5ea7\uff0c\u5728\u4e9a\u592a\u5730\u533a\u6709\u66f4\u597d\u7684\u4fe1\u53f7\u8986\u76d6\u548c\u51e0\u4f55\u6784\u578b\uff1b\u4e8c\u662f\u8986\u76d6\u8303\u56f4\u4fa7\u91cd\uff0c\u867d\u7136\u4e8c\u8005\u90fd\u5df2\u5b9e\u73b0\u5168\u7403\u8986\u76d6\uff0c\u4f46\u5317\u6597\u5728\u4e9a\u592a\u5730\u533a\u7684\u670d\u52a1\u6027\u80fd\u66f4\u5177\u4f18\u52bf\uff1b\u4e09\u662f\u7279\u8272\u529f\u80fd\uff0c\u5317\u6597\u72ec\u6709\u7684\u77ed\u62a5\u6587\u901a\u4fe1\u529f\u80fd\u5728\u7279\u5b9a\u884c\u4e1a\uff08\u5982\u8fdc\u6d0b\u3001\u79d1\u8003\uff09\u4e2d\u5177\u6709\u4e0d\u53ef\u66ff\u4ee3\u7684\u4ef7\u503c\u3002\u5bf9\u4e8e\u4e2d\u56fd\u7528\u6237\u800c\u8a00\uff0c\u9009\u62e9\u652f\u6301\u5317\u6597\u7684\u591a\u6a21GNSS\u82af\u7247\uff0c\u901a\u5e38\u80fd\u83b7\u5f97\u66f4\u597d\u7684\u5b9a\u4f4d\u4f53\u9a8c\u3002<\/p>\n<h3>Q2: \u5728\u6ca1\u6709\u536b\u661f\u4fe1\u53f7\u7684\u96a7\u9053\u6216\u5730\u4e0b\u8f66\u5e93\uff0c\u8f66\u8f86\u5982\u4f55\u5b9a\u4f4d\uff1f<\/h3>\n<p>\u4e3b\u8981\u4f9d\u9760\u60ef\u6027\u5bfc\u822a\u7cfb\u7edf\uff08INS\uff09\u8fdb\u884c\u822a\u4f4d\u63a8\u7b97\u3002INS\u901a\u8fc7\u5185\u90e8\u7684\u9640\u87ba\u4eea\u548c\u52a0\u901f\u5ea6\u8ba1\u611f\u77e5\u8f66\u8f86\u7684\u8fd0\u52a8\uff0c\u4ece\u800c\u5728\u6ca1\u6709\u5916\u90e8\u4fe1\u53f7\u7684\u60c5\u51b5\u4e0b\uff0c\u57fa\u4e8e\u4e0a\u4e00\u79d2\u7684\u4f4d\u7f6e\u63a8\u7b97\u51fa\u5f53\u524d\u4f4d\u7f6e\u3002\u4e3a\u4e86\u4fee\u6b63INS\u7684\u7d2f\u79ef\u8bef\u5dee\uff0c\u8fd8\u53ef\u4ee5\u7ed3\u5408Wi-Fi\u5b9a\u4f4d\u3001\u84dd\u7259\u4fe1\u6807\uff08Beacon\uff09\u6216\u5730\u56fe\u5339\u914d\uff08\u5c06\u63a8\u7b97\u51fa\u7684\u8f68\u8ff9\u4e0e\u5730\u56fe\u9053\u8def\u8fdb\u884c\u5339\u914d\uff09\u7b49\u6280\u672f\u8fdb\u884c\u8f85\u52a9\u5b9a\u4f4d\u3002<\/p>\n<h3>Q3: \u4ec0\u4e48\u662fA-GPS\uff08\u8f85\u52a9\u5168\u7403\u536b\u661f\u5b9a\u4f4d\u7cfb\u7edf\uff09\uff1f<\/h3>\n<p>A-GPS\uff08Assisted GPS\uff09\u662f\u4e00\u79cd\u65e8\u5728\u63d0\u5347GNSS\u5b9a\u4f4d\u901f\u5ea6\u548c\u6027\u80fd\u7684\u6280\u672f\u3002\u4f20\u7edf\u7684GNSS\u51b7\u542f\u52a8\u6162\uff0c\u662f\u56e0\u4e3a\u9700\u8981\u4ece\u536b\u661f\u4fe1\u53f7\u4e2d\u7f13\u6162\u4e0b\u8f7d\u661f\u5386\u6570\u636e\u3002A-GPS\u901a\u8fc7\u79fb\u52a8\u7f51\u7edc\uff08\u59824G\/5G\uff09\u4ece\u670d\u52a1\u5668\u5feb\u901f\u4e0b\u8f7d\u8fd9\u4e9b\u8f85\u52a9\u6570\u636e\uff0c\u4ece\u800c\u6781\u5927\u7f29\u77ed\u9996\u6b21\u5b9a\u4f4d\u65f6\u95f4\uff08TTFF\uff09\uff0c\u6709\u65f6\u80fd\u4ece\u6570\u5206\u949f\u7f29\u77ed\u81f3\u51e0\u79d2\u949f\uff0c\u663e\u8457\u6539\u5584\u4e86\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<h3>Q4: \u8f66\u8f86\u5b9a\u4f4d\u7cfb\u7edf\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>\u672a\u6765\u7684\u8d8b\u52bf\u662f\u66f4\u6df1\u5ea6\u7684\u878d\u5408\u4e0e\u667a\u80fd\u5316\u3002\u4e3b\u8981\u4f53\u73b0\u5728\uff1a<\/p>\n<ul>\n<li><strong>\u591a\u4f20\u611f\u5668\u6570\u636e\u878d\u5408\uff1a<\/strong> \u5c06GNSS\u3001IMU\u4e0e\u8f66\u8f7d\u6444\u50cf\u5934\u3001\u6fc0\u5149\u96f7\u8fbe\u3001\u6beb\u7c73\u6ce2\u96f7\u8fbe\u7b49\u611f\u77e5\u4f20\u611f\u5668\u7684\u6570\u636e\u8fdb\u884c\u6df1\u5ea6\u878d\u5408\uff0c\u5b9e\u73b0\u5168\u573a\u666f\u3001\u9ad8\u53ef\u9760\u7684\u5398\u7c73\u7ea7\u5b9a\u4f4d\uff0c\u8fd9\u662f\u5b9e\u73b0\u9ad8\u7ea7\u522b\u81ea\u52a8\u9a7e\u9a76\u7684\u57fa\u7840\u3002<\/li>\n<li><strong>\u4e0e5G\u901a\u4fe1\u6280\u672f\u7ed3\u5408\uff1a<\/strong> 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