主题：后台打印

1

Dim ary1() As String = {"出库单编号","编号","单号"}
Dim ary2() As String = {"出库单编号","编号","单号"}
book.AddRelation("出库",ary1,"出库明细",ary2)

2、是的，你测试一下便知。

3、是图片列吗？为什么一定要后台打印？你把数据加载出来不行？更简单方便。