figure;
ax?=?worldmap（‘USA‘）;
load?coast
geoshow（ax?lat?long...
‘DisplayType‘?‘polygon‘?‘FaceColor‘?[.45?.60?.30]）
states?=?shaperead（‘usastatelo‘?‘UseGeoCoords‘?true）;
faceColors?=?makesymbolspec（‘Polygon‘...
????{‘INDEX‘?[1?numel（states）]?‘FaceColor‘?...
????polcmap（numel（states））}）;?%?NOTE?-?colors?are?random
geoshow（ax?states?‘DisplayType‘?‘polygon‘?...
??‘SymbolSpec‘?faceColors）
title（‘美國(guó)地圖‘‘FontSize‘14‘FontWeight‘‘Bold‘）;

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????467??2012-05-10?16:14??Amap.m

?????文件?????152015??2012-05-10?16:11??bou2_4l.dbf

?????文件????1395500??2012-05-10?16:11??bou2_4l.shp

?????文件??????14380??2012-05-10?16:11??bou2_4l.shx

?????文件??????86190??2012-05-10?16:11??bou2_4p.dbf

?????文件????????519??2012-05-10?16:05??Wmap.m

?????文件????????415??2012-05-10?16:10??Cmap.m

?????文件???????7492??2012-05-10?16:11??bou2_4p.shx

?????文件????1490440??2012-05-10?16:11??bou2_4p.shp

-----------?---------??----------?-----??----

??????????????3147418????????????????????9