例如
1 2 3 12:00:00
2 4 7 12:00:01
3 5 9 12:00:03
4 7 13 12:00:04
5 10 15 12:00:05
6 14 18 12:00:06
7 18 24 12:00:07
8 23 27 12:00:08
9 19 32 12:00:09
10 25 39 12:00:10
11 29 45 12:00:11
12 34 50 12:00:12
13 43 60 12:00:13
14 48 68 12:00:14
15 57 78 12:00:15
横坐标是时间,每一列单独用以曲线表示,在同一坐标系下显示三根曲线,球大神帮忙,回答好了加分!谢谢了。