diff --git a/logPlus/formwell.cpp b/logPlus/formwell.cpp
index be60351..6152c17 100644
--- a/logPlus/formwell.cpp
+++ b/logPlus/formwell.cpp
@@ -1331,17 +1331,17 @@ double FormWell::getTrackHeight(FormTrackTop *formTrackTop)
     return dTrackHeight;
 }
 
-//列宽改变
+//行高改变
 void FormWell::onSectionResized(int logicalIndex, int oldSize, int newSize)
 {
-    if(g_iLoadingJson==1)//针对模板加载，不处理列宽改变，避免多次冲突
+    if(g_iLoadingJson==1)//针对模板加载，不处理行高改变，避免多次冲突
     {
         return;
     }
 
-    if(m_bSetRowHeight)  //手工设置行高
+    if(m_bSetRowHeight)  //默认非手工设置行高，而是调用接口SetRowHeight
     {
-        m_bSetRowHeight = false;  //手工设置行高
+        m_bSetRowHeight = false;  //切换为手工设置行高
         return;
     }
 
diff --git a/logPlus/formwell.h b/logPlus/formwell.h
index f9e0fd5..20380d2 100644
--- a/logPlus/formwell.h
+++ b/logPlus/formwell.h
@@ -68,7 +68,7 @@ public:
     bool m_bShowTrackHead = true; //显示道头
     bool m_bMultiProject = false; //多井的打开工程，使用模板的井名和slf名
 
-    bool m_bSetRowHeight = true;  //手工设置行高
+    bool m_bSetRowHeight = true;  //默认非手工设置行高，而是调用接口SetRowHeight
 
 	// 道图形
 	QMap<QString, QVector<QWidget*>>	m_mapFormDraw;
diff --git a/logPlus/mainwindowcurve.cpp b/logPlus/mainwindowcurve.cpp
index c95f26f..31be6d7 100644
--- a/logPlus/mainwindowcurve.cpp
+++ b/logPlus/mainwindowcurve.cpp
@@ -609,9 +609,32 @@ void MainWindowCurve::vertScrollBarChanged(int iValue)
         iHeightOfScreen = g_iHeight_MyCustom;
     }
 
-    double dScrollHeight = (iHeightOfScreen-g_WorkSpace_Height)/g_dPixelPerCm/100.0 * (double)m_iScale;
+    QRect rect2 = ui->centralwidget->geometry();
+    int left, top, right, bottom;
+    if (ui->centralwidget->layout())
+    {
+        ui->centralwidget->layout()->getContentsMargins(&left, &top, &right, &bottom);
+    }
+    //获取井well前2行的高度
+    int iTableSize_Head = 100 + m_nObjLayerH;
+//    int iTableSize_Head = 0;
+//    getTableSize_Head(iTableSize_Head);
+    int iTableWellTrack_height = ui->tableWidget_2->rowHeight(0) + (5) + iTableSize_Head -1;
+    //可视区域高度
+    int iScreenHeight = 0;
+    //锁头
+    if(m_fixwellsectionHeaderAc->isChecked())
+    {
+        iScreenHeight = (double)(rect2.height()-10- top -bottom - iTableWellTrack_height)/g_dPixelPerCm * m_iScale;
+    }
+    else{
+        iScreenHeight = (double)(rect2.height()-10- top -bottom - 4)/g_dPixelPerCm * m_iScale;
+    }
+    //double dScrollHeight = (iHeightOfScreen-g_WorkSpace_Height)/g_dPixelPerCm/100.0 * (double)m_iScale;
     double dScrollHeight_setGeometry = iHeightOfScreen/g_dPixelPerCm/100.0 * (double)m_iScale;
 
+    double dScreenHeightMi = (double)iScreenHeight/100.0;
+    double dScrollHeight = dScrollHeight_setGeometry - dScreenHeightMi;
     //
     double dDelta = value - upper;
     int iNumShow = dDelta/dScrollHeight;
@@ -4426,6 +4449,9 @@ void MainWindowCurve::s_selectWell()
 //显示/隐藏图头
 void MainWindowCurve::s_showHeadTable()
 {
+    //恢复原始数据，不然容易造成道头过大
+    m_iTableSize_Head2 = 104;
+
     //显示道头/对象头
     ShowTableHead();
 
@@ -5996,6 +6022,42 @@ void MainWindowCurve::s_changeScale(QString strUuid, int iNewScale)
 
     m_iScale = iNewScale;
 
+    //自定义滚动条
+    QRect rect2 = ui->centralwidget->geometry();
+    int left, top, right, bottom;
+    if (ui->centralwidget->layout())
+    {
+        ui->centralwidget->layout()->getContentsMargins(&left, &top, &right, &bottom);
+    }
+    //获取井well前2行的高度
+    int iTableSize_Head = 100 + m_nObjLayerH;
+//    int iTableSize_Head = 0;
+//    getTableSize_Head(iTableSize_Head);
+    int iTableWellTrack_height = ui->tableWidget_2->rowHeight(0) + (5) + iTableSize_Head -1;
+    //可视区域高度
+    int iScreenHeight = 0;
+    //锁头
+    if(m_fixwellsectionHeaderAc->isChecked())
+    {
+        iScreenHeight = (double)(rect2.height()-10- top -bottom - iTableWellTrack_height)/g_dPixelPerCm * m_iScale;
+    }
+    else{
+        iScreenHeight = (double)(rect2.height()-10- top -bottom - 4)/g_dPixelPerCm * m_iScale;
+    }
+    //下方滚动条高度
+    int iHScrollBarHeight = 0;
+    if(!ui->tableWidget_2->horizontalScrollBar()->isVisible())
+    {
+        iHScrollBarHeight = 0;
+    }
+    else
+    {
+        iHScrollBarHeight = ui->tableWidget_2->horizontalScrollBar()->height()/g_dPixelPerCm * m_iScale;
+    }
+    ui->verticalScrollBar->setRange(-m_iY2*100, -m_iY1*100 - iScreenHeight + iHScrollBarHeight);
+    //ui->verticalScrollBar->setRange(-m_iY2*100, -m_iY1*100);
+    ui->verticalScrollBar->setValue(-m_iY2*100);
+
     double dHight = 0;
     dHight = (m_iY2-m_iY1)*100.0/(double)m_iScale * g_dPixelPerCm;
     if(g_iShow==1)
@@ -6071,6 +6133,7 @@ void MainWindowCurve::s_changeDepth(QString strUuid, QString strSlfName, QString
 
     m_iY1 = iY1;
     m_iY2 = iY2;
+
     //自定义滚动条
     QRect rect2 = ui->centralwidget->geometry();
     int left, top, right, bottom;
diff --git a/logPlus/qmytablewidget.cpp b/logPlus/qmytablewidget.cpp
index 97a57af..53a9afe 100644
--- a/logPlus/qmytablewidget.cpp
+++ b/logPlus/qmytablewidget.cpp
@@ -234,7 +234,7 @@ void QMyTableWidget::setRowHeight(int row, int height)
 
 
     FormWell *parent = (FormWell *)m_parent;
-    parent->m_bSetRowHeight = true;  //手工设置行高
+    parent->m_bSetRowHeight = true;  //默认非手工设置行高，而是调用接口SetRowHeight
 
     QTableWidget::setRowHeight(row, height);
 }