1、复选框列失效问题修复：可能是DataGridView对Distinct聚合支持不友好

Tools/UI/wSysModule.cs

@@ -311,7 +311,7 @@ namespace Tools.UI
  Where Not Exists (Select 1 From SysBusinessModel Where PrevID = a.ID)
  Order By a.ID; ";
 
-            return _db.GetDataTable(sql, "BusinessModel");
+            return _db.GetDataTable(sql, "BusinessModel", false);
         }