修复了单例的bug

Signed-off-by: facat@lab.com <facat@lab.com>

testHasttable/terminal.cpp

@@ -1,5 +1,5 @@
 #include "terminal.h"
-
+#include <iostream>
 Terminal::Terminal(QObject *parent):BasicElementInfo(parent)
 {
 }
@@ -34,8 +34,14 @@ QString Terminal::getConductingEquipment()
     return this->conductingEquipment;
 }
 
+QString Terminal::getConnectivityNode()
+{
+    return this->connectivityNode;
+}
 
 bool Terminal::parse(QXmlStreamReader& reader)
 {
     return this->parseBasicInfo(reader);
 }
+
+