智能画图软件

				set terminal png
				set output "1-hop-150.png"
				set size 0.6, 0.6
				set ylabel "Ratio"
				set xlabel "Transmission Range"
				set yrange [1.00:1.50]
				set xrange [125:250]
				set xtics 125, 25, 250
				set ytics 1.00, 0.05, 1.50
				set key right bottom box
				#set title ""
				plot "1-hop-150.txt" using 1:2 title 'PGreedy' w linesp 1, '' using 1:3 title 'd-ordered' w linesp 2, '' using 1:4 title 'D-ordered' w linesp 3, '' using 1:5 title 'S-ordered' w linesp 4