主题：[求助]能否针对一行的数据进行数据填充呢？

可以啊

Dim Cols1() As String = {"来源列一","来源列二","来源列三"}
Dim Cols2() As String = {"接收列一","接收列二","接收列三"}
Dim fdr As DataRow = DataTables("表B").Find("")
Dim cr As Row = Tables("表A").current
For i As Integer = 0 To Cols1.Length -1
    cr(Cols2(i)) = fdr(Cols1(i))
Next