R代码 安装gWidgetsRGtk2库 > install.packages("gWidgetsRGtk2") also installing the dependencies ‘RGtk2’, ‘gWidgets ) opened URL downloaded 13.0 Mb trying URL 'http://mirror.bjtu.edu.cn/cran/bin/windows/contrib/3.0/gWidgets ) opened URL downloaded 769 Kb package ‘RGtk2’ successfully unpacked and MD5 sums checked package ‘gWidgets