\u7ecf\u7eac\u5ea6\u662f\u7ecf\u5ea6\u4e0e\u7eac\u5ea6\u7ec4\u6210\u7684\u5750\u6807\u7cfb\u7edf\uff0c\u662f\u4e00\u79cd\u5229\u7528\u4e09\u5ea6\u7a7a\u95f4\u7684\u7403\u9762\u6765\u5b9a\u4e49\u5730\u7403\u4e0a\u7684\u7a7a\u95f4\u7684\u7403\u9762\u5750\u6807\u7cfb\u7edf\uff0c\u80fd\u591f\u6807\u793a\u5730\u7403\u4e0a\u7684\u4efb\u4f55\u4e00\u4e2a\u4f4d\u7f6e\u3002<\/p>\n
\u4e24\u4e2a\u7ecf\u7eac\u5ea6\u7b97\u8ddd\u79bb\u516c\u5f0f\u53ca\u65b9\u6cd5<\/p>\n
\u5927\u81f4\u8ba1\u7b97\uff1a<\/p>\n
\u540c\u4e00\u7ecf\u7ebf\u4e0a1\u7eac\u5ea6\u5dee\u5927\u7ea6\u7b49\u4e8e111km<\/p>\n
\u540c\u4e00\u7eac\u7ebf\u4e0a1\u7ecf\u5ea6\u5dee\u5927\u7ea6\u7b49\u4e8e111\u00d7\uff08cos\u7eac\u5ea6\uff09km<\/p>\n
\u5df2\u77e5\u4e24\u70b9\u95f4\u7684\u7eac\u5ea6\u5dee\u548c\u7ecf\u5ea6\u5dee\uff0c\u5219\u8fd0\u7528\u52fe\u80a1\u5b9a\u7406\u53ef\u6c42\u4e24\u70b9\u95f4\u7684\u659c\u8fb9\uff08\u56e0\u4e3a\u5730\u7403\u662f\u692d\u7403\u4f53\uff0c\u6240\u4ee5\u5b9e\u9645\u8bef\u5dee\u5f88\u5927\uff09<\/p>\n
\u8be6\u7ec6\u8ba1\u7b97\uff1a<\/p>\n
\u5730\u7403\u662f\u4e00\u4e2a\u8fd1\u4e4e\u6807\u51c6\u7684\u692d\u7403\u4f53\uff0c\u5b83\u7684\u8d64\u9053\u534a\u5f84\u4e3a6378.140\u5343\u7c73\uff0c\u6781\u534a\u5f84\u4e3a 6356.755\u5343\u7c73\uff0c\u5e73\u5747\u534a\u5f846371.004\u5343\u7c73\u3002\u5982\u679c\u6211\u4eec\u5047\u8bbe\u5730\u7403\u662f\u4e00\u4e2a\u5b8c\u7f8e\u7684\u7403\u4f53\uff0c\u90a3\u4e48\u5b83\u7684\u534a\u5f84\u5c31\u662f\u5730\u7403\u7684\u5e73\u5747\u534a\u5f84\uff0c\u8bb0\u4e3aR\u3002\u5982\u679c\u4ee50\u5ea6\u7ecf\u7ebf\u4e3a\u57fa \u51c6\uff0c\u90a3\u4e48\u6839\u636e\u5730\u7403\u8868\u9762\u4efb\u610f\u4e24\u70b9\u7684\u7ecf\u7eac\u5ea6\u5c31\u53ef\u4ee5\u8ba1\u7b97\u51fa\u8fd9\u4e24\u70b9\u95f4\u7684\u5730\u8868\u8ddd\u79bb\uff08\u8fd9\u91cc\u5ffd\u7565\u5730\u7403\u8868\u9762\u5730\u5f62\u5bf9\u8ba1\u7b97\u5e26\u6765\u7684\u8bef\u5dee\uff0c\u4ec5\u4ec5\u662f\u7406\u8bba\u4e0a\u7684\u4f30\u7b97\u503c\uff09\u3002\u8bbe\u7b2c\u4e00\u70b9A\u7684\u7ecf \u7eac\u5ea6\u4e3a\uff08LonA, LatA\uff09\uff0c\u7b2c\u4e8c\u70b9B\u7684\u7ecf\u7eac\u5ea6\u4e3a\uff08LonB, LatB\uff09\uff0c\u6309\u71670\u5ea6\u7ecf\u7ebf\u7684\u57fa\u51c6\uff0c\u4e1c\u7ecf\u53d6\u7ecf\u5ea6\u7684\u6b63\u503c\uff08Longitude\uff09\uff0c\u897f\u7ecf\u53d6\u7ecf\u5ea6\u8d1f\u503c\uff08-Longitude\uff09\uff0c\u5317\u7eac\u53d690-\u7eac\u5ea6\u503c\uff0890- Latitude\uff09\uff0c\u5357\u7eac\u53d690+\u7eac\u5ea6\u503c\uff0890+Latitude\uff09\uff0c\u5219\u7ecf\u8fc7\u4e0a\u8ff0\u5904\u7406\u8fc7\u540e\u7684\u4e24\u70b9\u88ab\u8ba1\u4e3a\uff08MLonA, MLatA\uff09\u548c\uff08MLonB, MLatB\uff09\u3002\u90a3\u4e48\u6839\u636e\u4e09\u89d2\u63a8\u5bfc\uff0c\u53ef\u4ee5\u5f97\u5230\u8ba1\u7b97\u4e24\u70b9\u8ddd\u79bb\u7684\u5982\u4e0b\u516c\u5f0f\uff1a<\/p>\n
C = sin\uff08MLatA\uff09*sin\uff08MLatB\uff09*cos\uff08MLonA-MLonB\uff09 + cos\uff08MLatA\uff09*cos\uff08MLatB\uff09 Distance = R*Arccos\uff08C\uff09*Pi\/180<\/p>\n
\u8fd9\u91cc\uff0cR\u548cDistance\u5355\u4f4d\u662f\u76f8\u540c\uff0c\u5982\u679c\u662f\u91c7\u75286371.004\u5343\u7c73\u4f5c\u4e3a\u534a\u5f84\uff0c\u90a3\u4e48Distance\u5c31\u662f\u5343\u7c73\u4e3a\u5355\u4f4d\uff0c\u5982\u679c\u8981\u4f7f\u7528\u5176\u4ed6\u5355\u4f4d\uff0c\u6bd4\u5982mile\uff0c\u8fd8\u9700\u8981\u505a\u5355\u4f4d\u6362\u7b97\uff0c1\u5343\u7c73=0.621371192mile\u3002<\/p>\n
\u5982\u679c\u4ec5\u5bf9\u7ecf\u5ea6\u4f5c\u6b63\u8d1f\u7684\u5904\u7406\uff0c\u800c\u4e0d\u5bf9\u7eac\u5ea6\u4f5c90-Latitude\uff08\u5047\u8bbe\u90fd\u662f\u5317\u534a\u7403\uff0c\u5357\u534a\u7403\u53ea\u6709\u6fb3\u6d32\u5177\u6709\u5e94\u7528\u610f\u4e49\uff09\u7684\u5904\u7406\uff0c\u90a3\u4e48\u516c\u5f0f\u5c06\u662f\uff1a<\/p>\n
C = sin\uff08LatA\uff09*sin\uff08LatB\uff09 + cos\uff08LatA\uff09*cos\uff08LatB\uff09*cos\uff08MLonA-MLonB\uff09 Distance = R*Arccos\uff08C\uff09*Pi\/180 \u4ee5\u4e0a\u901a\u8fc7\u7b80\u5355\u7684\u4e09\u89d2\u53d8\u6362\u5c31\u53ef\u4ee5\u63a8\u51fa\u3002<\/p>\n
\u5982\u679c\u4e09\u89d2\u51fd\u6570\u7684\u8f93\u5165\u548c\u8f93\u51fa\u90fd\u91c7\u7528\u5f27\u5ea6\u503c\uff0c\u90a3\u4e48\u516c\u5f0f\u8fd8\u53ef\u4ee5\u5199\u4f5c\uff1a C = sin\uff08LatA*Pi\/180\uff09*sin\uff08LatB*Pi\/180\uff09 +cos\uff08LatA*Pi\/180\uff09*cos\uff08LatB*Pi\/180\uff09*cos\uff08\uff08MLonA-MLonB\uff09*Pi\/180\uff09\u3002<\/p>\n
Distance = R*Arccos\uff08C\uff09*Pi\/180 \u4e5f\u5c31\u662f\uff1a<\/p>\n
C = sin\uff08LatA\/57.2958\uff09*sin\uff08LatB\/57.2958\uff09 +cos\uff08LatA\/57.2958\uff09*cos\uff08LatB\/57.2958\uff09*cos\uff08\uff08MLonA-MLonB\uff09\/57.2958\uff09\uff0cDistance = R*Arccos\uff08C\uff09 = 6371.004*Arccos\uff08C\uff09 kilometer =0.621371192*6371.004*Arccos\uff08C\uff09 mile = 3958.758349716768*Arccos\uff08C\uff09 mile\u3002<\/p>\n
\u7ecf\u7eac\u5ea6\u4e0e\u8ddd\u79bb\u7684\u6362\u7b97\u6709\u4ee5\u4e0b\u4e24\u79cd\u65b9\u6cd5<\/p>\n
1\u3001\u4e8c\u7ef4\u8f6c\u6362 \u4e8c\u7ef4\u8f6c\u6362\u65b9\u6cd5\u662f\u5c06\u5e73\u9762\u5750\u6807\uff08\u4e1c\u5750\u6807\u548c\u5317\u5750\u6807\uff09\u4ece\u4e00\u4e2a\u5750\u6807\u7cfb\u7edf\u8f6c\u6362\u5230\u53e6\u4e00\u4e2a\u5750\u6807\u7cfb\u7edf\u3002\u5728\u8f6c\u6362\u65f6\u4e0d\u8ba1\u7b97\u9ad8\u7a0b\u53c2\u6570\u3002\u8be5\u8f6c\u6362\u65b9\u6cd5\u9700\u8981\u786e\u5b9a4\u4e2a\u53c2\u6570\uff082\u4e2a\u5411\u4e1c\u548c\u5411\u5317\u7684\u5e73\u79fb\u53c2\u6570\uff0c1\u4e2a\u65cb\u8f6c\u53c2\u6570\u548c1\u4e2a\u6bd4\u4f8b\u56e0\u5b50\uff09\u3002\u5982\u679c\u8981\u4fdd\u6301GPS\u6d4b\u91cf\u7ed3\u679c\u72ec\u7acb\u5e76\u4e14\u6709\u5730\u65b9\u5730\u56fe\u6295\u5f71\u7684\u4fe1\u606f\uff0c\u90a3\u4e48\u91c7\u7528\u4e09\u7ef4\u8f6c\u6362\u65b9\u6cd5\u6700\u5408\u9002\u3002<\/p>\n
2\u3001\u4e09\u7ef4\u8f6c\u6362 \u8be5\u65b9\u6cd5\u57fa\u672c\u64cd\u4f5c\u6b65\u9aa4\u662f\u5229\u7528\u516c\u5171\u70b9\uff0c\u4e5f\u5c31\u662f\u540c\u65f6\u5177\u6709WGS84\u76f4\u89d2\u5750\u6807\u548c\u5730\u65b9\u5750\u6807\u7684\u76f4\u89d2\u5750\u6807\u7684\u70b9\u4f4d\uff0c\u4e00\u822c\u9700\u89813\u4e2a\u4ee5\u4e0a\u91cd\u5408\u70b9\uff0c\u901a\u8fc7\u5e03\u5c14\u838e\u6a21\u578b\uff08\u6216\u5176\u4ed6\u6a21\u578b\uff09\u8fdb\u884c\u8ba1\u7b97\uff0c\u5f97\u5230\u4ece\u4e00\u4e2a\u7cfb\u7edf\u8f6c\u6362\u5230\u53e6\u4e00\u4e2a\u7cfb\u7edf\u4e2d\u7684\u5e73\u79fb\u53c2\u6570\u3001\u65cb\u8f6c\u53c2\u6570\u548c\u6bd4\u4f8b\u56e0\u5b50\u3002<\/p>\n
\u7ecf\u7eac\u7ebf\u8bb0\u5fc6\u53e3\u8bc0<\/p>\n
\u7ecf\u7eac\u7ebf\u8bb0\u5fc6\u53e3\u8bc0\uff1a\u5357\u5317\u4e3a\u7ecf\u7ebf\uff0c\u76f8\u5bf9\u6210\u7b49\u5706\uff1b\u957f\u5ea6\u90fd\u76f8\u7b49\uff0c\u5f62\u72b6\u662f\u534a\u5706\uff1b\u4e1c\u897f\u4e3a\u7eac\u7ebf\uff0c\u72ec\u6210\u5e73\u884c\u5706\uff1b\u957f\u5ea6\u4e0d\u76f8\u7b49\uff0c\u5f62\u72b6\u662f\u5706\u5708\uff1b\u8d64\u9053\u4e3a\u6700\u957f\uff0c\u4e24\u6781\u5316\u4e3a\u70b9\u3002\u5411\u5317\u589e\u5927\u662f\u5317\u7eac\uff0c\u5411\u5357\u589e\u5927\u662f\u5357\u7eac\uff1b\u5411\u897f\u589e\u5927\u662f\u897f\u7ecf\uff0c\u5411\u4e1c\u589e\u5927\u662f\u4e1c\u7ecf\uff1b\u5224\u65ad\u597d\u540e\u6dfb\u5b57\u6bcd\uff0c\u4e1c\u662fE\u897f\u662fW\u5357\u662fS\u5317\u662fN\u3002\u897f\u7ecf20\u5ea6\u4e1c\u7ecf160\u3002\u4e00\u5200\u5207\u4e0b\u53bb\uff0c\u4e1c\u897f\u4e24\u534a\u7403\uff1b\u5357\u5317\u534a\u7403\u5206\uff0c\u8d64\u9053\u96f6\u5ea6\u7ebf\uff0c\u5317\u7eac\u5317\u534a\u8fb9\uff0c\u5357\u7eac\u5357\u534a\u8fb9\u3002\u8fd9\u4e9b\u53e3\u8bc0\u662f\u6839\u636e\u7ecf\u7eac\u7ebf\u7684\u7279\u70b9\u4ee5\u53ca\u5224\u5b9a\u7ec4\u6210\u7684\u3002<\/p>\n
\u5982\u4f55\u5b66\u597d\u7ecf\u7eac\u7ebf<\/p>\n
\u7b2c\u4e00\uff0c\u5feb\u901f\u8bc6\u522b\u7279\u6b8a\u7ecf\u7eac\u7ebf\u30020\u5ea6\u7ecf\u7ebf\u3001180\u5ea6\u7ecf\u7ebf\u3001\u897f\u7ecf20\u5ea6\u3001\u4e1c\u7ecf160\u5ea6\u7ecf\u7ebf\u30020\u5ea6\u7eac\u7ebf\u300130\u5ea6\u7eac\u7ebf\u300160\u5ea6\u7eac\u7ebf\u300190\u5ea6\u7eac\u7ebf\u300123.5\u5ea6\u7eac\u7ebf\u300166.5\u5ea6\u7eac\u7ebf\u3002<\/p>\n
\u7b2c\u4e8c\uff0c\u627e\u51fa\u7ecf\u7eac\u7ebf\u5404\u81ea\u7684\u7279\u5f81\u3002\u6240\u6709\u7eac\u7ebf\u81ea\u6210\u4e00\u4e2a\u5706\u5708\uff0c\u88ab\u79f0\u4e3a\u7eac\u7ebf\u5708\uff0c\u7eac\u7ebf\u5708\u7684\u957f\u5ea6\u4e0d\u7b49\uff0c\u6700\u957f\u7684\u662f\u8d64\u9053\uff0c\u7531\u8d64\u9053\u5411\u4e24\u6781\u9010\u6e10\u7f29\u77ed\uff0c\u5230\u4e24\u6781\u7f29\u6210\u4e00\u4e2a\u70b9\u3002\u7eac\u7ebf\u6307\u793a\u4e1c\u897f\u65b9\u5411\uff0c\u6240\u6709\u7684\u7eac\u7ebf\u90fd\u5e73\u884c\uff0c\u8d64\u9053\u628a\u5730\u7403\u5e73\u5206\u4e3a\u5357\u5317\u4e24\u4e2a\u534a\u7403\u3002\u6240\u6709\u7ecf\u7ebf\u90fd\u662f\u534a\u5706\u5f62\uff0c\u7ecf\u7ebf\u957f\u5ea6\u90fd\u76f8\u7b49\uff0c\u7ecf\u7ebf\u6307\u793a\u5357\u5317\u65b9\u5411\uff0c\u6240\u6709\u7684\u7ecf\u7ebf\u90fd\u5728\u5357\u5317\u4e24\u6781\u70b9\u5904\u76f8\u4ea4\uff0c\u4e24\u6761\u6b63\u5bf9\u7684\u7ecf\u7ebf\u7ec4\u6210\u4e00\u4e2a\u7ecf\u7ebf\u5708\uff0c\u5b83\u4eec\u7684\u5ea6\u6570\u548c\u662f180\u5ea6\uff0c\u4efb\u4f55\u4e00\u4e2a\u7ecf\u7ebf\u5708\u90fd\u53ef\u4ee5\u628a\u5730\u7403\u5e73\u5206\u4e3a\u4e24\u4e2a\u534a\u7403\u3002<\/p>\n
\u7b2c\u4e09\uff0c\u770b\u6e05\u7eac\u5ea6\u7684\u6807\u6ce8\u65b9\u6cd5\u548c\u7eac\u5ea6\u7684\u5206\u5e03\u6392\u5217\u7684\u89c4\u5f8b\u770b\u6e05\u7ecf\u5ea6\u7684\u6807\u6ce8\u65b9\u6cd5\u548c\u7ecf\u5ea6\u5206\u5e03\u6392\u5217\u7684\u89c4\u5f8b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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