原方法见:http://rprogramming.net/write-csv-in-r/
write.table(MyData, file = "MyData.csv",row.names=FALSE, na="",col.names=FALSE, sep=",")
原方法见:http://rprogramming.net/write-csv-in-r/
write.table(MyData, file = "MyData.csv",row.names=FALSE, na="",col.names=FALSE, sep=",")