p+coord_cartesian(xlim=c(5, 20), ylim=c(0, 50)):笛卡尔坐标系，这是设定修改不会删除数据 p+scale_x_log10(),p+scale_y_log10(): 绘图时对x，y取10 ...

Create R data visualizations easily with a few lines of simple code using the ggcharts R package. Plus, the resulting charts and graphs are customizable ggplot objects. ggplot2 is an enormously ...