R语言导入·csv数据问题
r读取的csv数据是数据框吗，为什么输入read.table("gdbh.csv",header=T,sep=",",colClasses=c("numeric","character","character","character","numeric","numeric","numeric",numeric")）回车后该命令不能完全执行，回车后显示+
####下面那个图片不是这个问题的图，新手操作不熟请原谅####
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