When I run the following code:
当我运行以下代码:
xlim <- c(-30,30)
ylim <- c(-5,5)
plot.window(xlim , ylim )
plot.new()
points(1,1)
points(0,0)
xlWhen I run the following code:
当我运行以下代码:
xlim <- c(-30,30)
ylim <- c(-5,5)
plot.window(xlim , ylim )
plot.new()
points(1,1)
points(0,0)
xl