[求助] 小弟想请教一个Origin作图问题

2楼: Originally posted by Pureland at 2012-05-28 21:11:18
请新建一列，选中该列点击右键，选set column values，在文本框中输入col(A)*0.8+col(B)*0.2即可。

4楼: Originally posted by wlctcl at 2012-05-28 22:02:33
你这第二跳曲线的取样点多些，你可以先在第一条曲线上内插一些值，在通过数值相加

6楼: Originally posted by wlctcl at 2012-05-28 22:49:52
那只能以第一条线为基础把第二条线相同间距的点提取出来再计算了

11楼: Originally posted by wlctcl at 2012-05-29 10:17:51
用内插和外推没那么复杂啊，几分钟可以解决

14?: Originally posted by kamitengo3505 at 2012-05-29 19:19:40
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13楼: Originally posted by wlctcl at 2012-05-29 16:47:05
ok，我试了下红外的也可以插进去，基本上与原图一样只是多了些点，你那数值就是x可能会偏0.001左右，影响不大，
先输入xy数据，analysis--mathmatics--trace interpolation ----open dialogue----
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