分类：R语言绘制中国地图

2021
03-19

R语言绘制地图实例讲解

setwd("C:/Users/75377/Desktop/SHEEP_ROH")png("12.png",width=7000,height=5500,pointsize=170)par(mai=c(12,12,12,12),mgp=c(2.1,0.5,0))#地图数据下载http://cos.name/wp-content/uploads/2009/07/chinaprovinceborderdata_tar_gz.ziplibrary(maptools)x<-readShapePoly('bou2_4p.shp')plot(x,xlim=c(70,138),ylim=c(25,45),lwd=12,,panel.first=grid(lwd=10))axis(1,lwd=20,font=2,cex.axis=1.3... 继续阅读 >