我们是的自己写
在基类里写
for( int i = 0; i < this.printDocument1.PrinterSettings.PaperSizes.Count; i ++ )
{
if( this.printDocument1.PrinterSettings.PaperSizes[i].Kind != PaperKind.A3 )
continue; this.printDocument1.DefaultPageSettings.PaperSize
= this.printDocument1.PrinterSettings.PaperSizes[i];
break;
}然后所有的打印处都继承它,然后控制步长来实现多页连打