For n As Integer = 1 To Sheet.Rows.Count -1
Dim bh As String = sheet(n,0).Text
If DataTables("订单表").Find("订单号 = '" & bh & "'") Is Nothing Then '如果不存在同编号的订单
Dim r As Row = CurrentTable.AddNew()
For m As Integer = 0 To nms.Length - 1
If nms(m) = "长丝" OrElse nms(m) = "短纤"
r(nms(m)) = IIF(Sheet(n,m).Value = 1,True,False)
Else
r(nms(m)) = Sheet(n,m).Value
End If
Next
End If
Next