摘要: mydata 数据如下图:#在同一张图中画多条折线图并添加图例rm(list = ls(all = TRUE))mydata <- read.csv("test.csv",header = TRUE)spring_data <- mydata[which(my... 阅读全文
posted @ 2018-04-25 16:32 banlucainiao 阅读(76) 评论(0) 推荐(0)