diff --git a/testHasttable/topologyrecorder.cpp b/testHasttable/topologyrecorder.cpp
index 972079e..345fce3 100644
--- a/testHasttable/topologyrecorder.cpp
+++ b/testHasttable/topologyrecorder.cpp
@@ -99,8 +99,8 @@ bool TopologyRecorder::startWithNode(const QString& node)
         if(ce.startsWith("AC"))
         {
             QString acID=ce;
-            fromTo.first=node;
-            fromTo.second=acID;
+//            fromTo.first=node;
+//            fromTo.second=acID;
             ACLineSegment *AC=static_cast<ACLineSegment *>(ht[acID]);
             if(!AC)
             {
@@ -121,8 +121,8 @@ bool TopologyRecorder::startWithNode(const QString& node)
                 {
 //                    std::cout<<bi->getName().toStdString()<<std::endl;
                     QString swID=ce;
-                    fromTo.first=node;
-                    fromTo.second=swID;
+//                    fromTo.first=node;
+//                    fromTo.second=swID;
                     Breaker *SW=static_cast<Breaker *>(ht[swID]);
                     if(!SW)
                     {
@@ -155,8 +155,8 @@ bool TopologyRecorder::startWithNode(const QString& node)
 //                        std::cout<<"Dissw not belong "<<disConID.toStdString()<<std::endl;
                         continue;
                     }
-                    fromTo.first=node;
-                    fromTo.second=disConID;
+//                    fromTo.first=node;
+//                    fromTo.second=disConID;
 
                     if(!Dis)
                     {
@@ -223,8 +223,8 @@ bool TopologyRecorder::startWithNode(const QString& node)
             if(this->isEquipmentNeeded(equipmentContainer))
             {
                 this->tfs.push_back(tfID);
-                fromTo.first=node;
-                fromTo.second=tfID;
+//                fromTo.first=node;
+//                fromTo.second=tfID;
                 foundEle=tf;
             }
             else
@@ -237,14 +237,24 @@ bool TopologyRecorder::startWithNode(const QString& node)
         if(foundEle)
         {
             Branch *branch=NULL;
+            QString nextTerminal;
+            nextTerminal=(terminalA==anotherTerminal)?terminalB:terminalA;
+            Terminal *nextTerminalP=static_cast<Terminal *>(ht[nextTerminal]);
+            if(!nextTerminalP)
+            {
+                continue;
+            }
+            //有可能会访问到重复的元件，所以这里判断一下，如果是已经访问过的就不添加了。
+            if(this->hasAdded.contains(foundEle->getID()))
+            {
+                continue;
+            }
+            this->hasAdded[foundEle->getID()]=0;
+            QString nextNode=nextTerminalP->getConnectivityNode();
+            fromTo.first=node;
+            fromTo.second=nextNode;
             switch(typ)
             {
-                //有可能会访问到重复的元件，所以这里判断一下，如果是已经访问过的就不添加了。
-                if(this->hasAdded.contains(foundEle->getID()))
-                {
-                    continue;
-                }
-                this->hasAdded[foundEle->getID()]=0;
                 case TopologyRecorder::Type::AC:
                 branch=new Line(fromTo,static_cast<ACLineSegment *>(foundEle),this);
                 this->cimExporter.add(fromTo,static_cast<Line *>(branch));
@@ -264,14 +274,7 @@ bool TopologyRecorder::startWithNode(const QString& node)
             default:
                 break;
             }
-            QString nextTerminal;
-            nextTerminal=(terminalA==anotherTerminal)?terminalB:terminalA;
-            Terminal *nextTerminalP=static_cast<Terminal *>(ht[nextTerminal]);
-            if(!nextTerminalP)
-            {
-                continue;
-            }
-            QString nextNode=nextTerminalP->getConnectivityNode();
+
             this->startWithNode(nextNode);
         }
         else