diff --git a/src/global.h b/src/global.h
index a84aa92..66f1684 100644
--- a/src/global.h
+++ b/src/global.h
@@ -3,6 +3,9 @@
 
 #include <qobject.h>
 #include <qfile.h>
+#include <qcustomplot.h>
+
+#include "filemanager.h"
 
 class Global:public QObject
 {
@@ -31,6 +34,7 @@ public:
     DeviceConnectionStatus getDeviceConnectionStatus(){return _deviceConnectStatus;}
 #endif
 
+    QVector<QPair<QCPCurve*,QVector<FileManager::ExperimentData>>> _curveDataVtr;
 
 signals:
     void sigModeModify(const Mode);
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 6aad32d..3e2ed32 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -35,7 +35,6 @@ MainWindow::MainWindow(QWidget *parent)
     permenentLabel->setText("Permanent show!");
     ui->statusbar->addPermanentWidget(permenentLabel);
     //
-    connections();
     //
     _expertmentSettingForm->setWindowFlags(_expertmentSettingForm->windowFlags()| Qt::Dialog);
     _specificHeatComparisonMethodForm->setWindowFlags(_specificHeatComparisonMethodForm->windowFlags()| Qt::Dialog);
@@ -44,6 +43,11 @@ MainWindow::MainWindow(QWidget *parent)
 
     //    _realTimeDataForm->show();
     setActionEnable(true);
+
+    _eventHandler = _centralWidget->getEvnetHandler();
+    //
+    connections();
+
 }
 
 MainWindow::~MainWindow()
@@ -100,6 +104,11 @@ void MainWindow::connections()
 
     connect(_centralWidget,&CentralWidget::sigRightDockWidgetHide,
             [&](){ _rightWidget->hide(); });
+
+    //SpecificHeatComparisonMethodForm
+    connect(_eventHandler,&EventHandler::sigSetCurve,
+            _specificHeatComparisonMethodForm,
+            &SpecificHeatComparisonMethodForm::slotSetCurve);
 }
 
 void MainWindow::setActionEnable(const bool flag)
diff --git a/src/mainwindow.h b/src/mainwindow.h
index 3d6ef05..cab2357 100644
--- a/src/mainwindow.h
+++ b/src/mainwindow.h
@@ -71,6 +71,7 @@ private:
 private:
     Ui::MainWindow *ui;
     CentralWidget *_centralWidget;
+    EventHandler *_eventHandler;
     LeftWidget*_leftWidget;
     QDockWidget* _rightWidget;
     ExperimentSettingForm *_expertmentSettingForm;
diff --git a/src/ui/centralwidget.cpp b/src/ui/centralwidget.cpp
index 62a8dc6..4e966b9 100644
--- a/src/ui/centralwidget.cpp
+++ b/src/ui/centralwidget.cpp
@@ -44,15 +44,14 @@ CentralWidget::CentralWidget(QWidget *parent)
     _eventHandler = new EventHandler(_customPlot, _line1, _line2, nullptr);
     _eventHandler->setEnable(true);
 
-
     _customPlot->installEventFilter(_eventHandler);
     _customPlot->setInteractions(QCP::iRangeDrag | QCP::iRangeZoom | QCP::iSelectPlottables);
 
     connect(_eventHandler,&EventHandler::sigSendLineXCoord,
             this,&CentralWidget::sigSendLineXCoord);
 
-//    connect(_customPlot, &QCustomPlot::selectionChangedByUser,
-//            this, &CentralWidget::slotSelectionChanged);
+    //    connect(_customPlot, &QCustomPlot::selectionChangedByUser,
+    //            this, &CentralWidget::slotSelectionChanged);
 
 
     setEventHandlerEnable(false);
@@ -185,7 +184,11 @@ void CentralWidget::slotRecvAnalysisFileName(const QString &fileName)
     //    _currentCurve->setPen(QPen(Qt::red)); // 设置线条颜色为红色
     //    _currentCurve->setBrush(QBrush(QColor(255, 0, 0, 20))); // 设置填充颜色并带有透明度
     _currentCurve->setSelectable(QCP::stWhole); // 设置曲线可选
-//    _currentCurve->setSelectable(QCP::stPlottable); // 设置曲线可选
+    //    _currentCurve->setSelectable(QCP::stPlottable); // 设置曲线可选
+
+    Global::instance()->_curveDataVtr.push_back(
+                qMakePair<QCPCurve*,QVector<FileManager::ExperimentData>>(
+                    _currentCurve,_dataVtr));
 
     // 清除第一个图表上的数据
 #if 0
@@ -228,11 +231,11 @@ void CentralWidget::slotSelectionChanged()
             }
         }
 
-         logde << "Current pen color:" << curve->pen().color().name().toStdString();
+        logde << "Current pen color:" << curve->pen().color().name().toStdString();
     }
 
-//    _customPlot->replot();
-//    _customPlot->update();
+    //    _customPlot->replot();
+    //    _customPlot->update();
 
 #if 0
     for (QCPAbstractPlottable *plottable : _customPlot->plottable()) {
diff --git a/src/ui/centralwidget.h b/src/ui/centralwidget.h
index b54fa35..bfc1ff3 100644
--- a/src/ui/centralwidget.h
+++ b/src/ui/centralwidget.h
@@ -27,6 +27,8 @@ public:
 
     void setAnalysisMode(const AnalysisMode);
     void clearAllData();
+
+    EventHandler* getEvnetHandler(){return _eventHandler;}
 signals:
     void sigContextMenuShow(const QPoint);
     void sigSendLineXCoord(const int,const double);
@@ -36,6 +38,7 @@ public slots:
     void slotRecvCommonData(const CommonData&);
     void slotRecvAnalysisFileName(const QString&);
     void slotSelectionChanged();
+
     //analysis setting
     void slotAnalysisSettingLineXPoint(const int index,const double);
 
diff --git a/src/ui/eventhandler.cpp b/src/ui/eventhandler.cpp
index 02291cb..d632507 100644
--- a/src/ui/eventhandler.cpp
+++ b/src/ui/eventhandler.cpp
@@ -1,5 +1,6 @@
 #include "eventhandler.h"
 #include "logger.h"
+#include "specificheatcomparisonmethodform.h"
 
 EventHandler::EventHandler(QCustomPlot *plot,
                                  QCPItemStraightLine *line1,
@@ -193,17 +194,20 @@ void EventHandler::slotBaseLine()
     }
     curve->setPen(QPen(Qt::red));
     _plot->replot();
+
+    emit sigSetCurve(SpecificHeatComparisonMethodForm::CurveType::BaseLine,curve);
 }
 
 void EventHandler::slotStandardSample()
 {
-
     QCPCurve *curve = qobject_cast<QCPCurve *>(_plot->selectedPlottables().front());
     if(!curve){
         return;
     }
     curve->setPen(QPen(Qt::darkGreen));
     _plot->replot();
+
+    emit sigSetCurve(SpecificHeatComparisonMethodForm::CurveType::StandardSample,curve);
 }
 
 void EventHandler::slotSample()
@@ -216,6 +220,8 @@ void EventHandler::slotSample()
     curve->setPen(QPen(Qt::black));
     _plot->replot();
 #endif
+
+        emit sigSetCurve(SpecificHeatComparisonMethodForm::CurveType::Sample,curve);
 }
 
 void EventHandler::updateSelectedRegion()
diff --git a/src/ui/eventhandler.h b/src/ui/eventhandler.h
index bbe4cbf..2997e20 100644
--- a/src/ui/eventhandler.h
+++ b/src/ui/eventhandler.h
@@ -33,6 +33,7 @@ public:
     void setMode(const Mode mode){ _mode = mode;}
 signals:
     void sigSendLineXCoord(const int,const double);
+    void sigSetCurve(const int,  QCPCurve*);
 protected:
     bool eventFilter(QObject *obj, QEvent *event) override;
 private slots:
@@ -45,7 +46,6 @@ private:
     int findClosestIndex(const QVector<double> &data, double target);
     void updateSelectedRegion();
     bool isNearLine(QCPItemStraightLine *line, const QPoint &pos);
-
 private:
     Mode _mode;
     bool _enableFlag;
diff --git a/src/ui/specificheatcomparisonmethodform.cpp b/src/ui/specificheatcomparisonmethodform.cpp
index bf909ad..f7e65b5 100644
--- a/src/ui/specificheatcomparisonmethodform.cpp
+++ b/src/ui/specificheatcomparisonmethodform.cpp
@@ -4,6 +4,9 @@
 #include "specificheatcomparisonmethodform.h"
 #include "ui_specificheatcomparisonmethodform.h"
 
+#include "logger.h"
+#include "global.h"
+#include "pointcalculate.h"
 
 SpecificHeatComparisonMethodForm::SpecificHeatComparisonMethodForm(QWidget *parent) :
     QWidget(parent),
@@ -39,6 +42,19 @@ SpecificHeatComparisonMethodForm::SpecificHeatComparisonMethodForm(QWidget *pare
     ui->formLayoutDataFile->addRow("基线",baseLineLayout);
     ui->formLayoutDataFile->addRow("标样",standardSampleLayout);
     ui->formLayoutDataFile->addRow("样品",sampleLayout);
+
+    //
+    _baseLineLineEdit->setEnabled(false);
+    _standardSampleLineEdit->setEnabled(false);
+    _sampleLineEdit->setEnabled(false);
+
+    ui->LineEditCorrectionCoefficient->setText("1.000");
+    ui->LineEditSampleWeight->setText("17.92");
+    ui->LineEditStandardSampleWeight->setText("13.92");
+
+    _baseLineCurve = nullptr;
+    _standardSampleCurve = nullptr;
+    _sampleCurve = nullptr;
 }
 
 SpecificHeatComparisonMethodForm::~SpecificHeatComparisonMethodForm()
@@ -46,9 +62,71 @@ SpecificHeatComparisonMethodForm::~SpecificHeatComparisonMethodForm()
     delete ui;
 }
 
+void SpecificHeatComparisonMethodForm::slotSetCurve(const int type,  QCPCurve *curve)
+{
+    logde<<"index:"<<type;
+
+    switch (type) {
+    case CurveType::BaseLine:
+        _baseLineCurve = curve;
+        break;
+    case CurveType::StandardSample:
+        _standardSampleCurve = curve;
+        break;
+    case CurveType::Sample:
+        _sampleCurve = curve;
+        break;
+    default:break;
+    }
+}
+
 void SpecificHeatComparisonMethodForm::on_pushButtonCalculate_clicked()
 {
+    auto& curveDataVtr = Global::instance()->_curveDataVtr;
+    QVector<FileManager::ExperimentData> *baseLineDataVtr = nullptr,
+            *standardSampleDataVtr = nullptr,
+            *sampleDataVtr = nullptr;
 
+    for (auto& pair : curveDataVtr) {
+        if(pair.first == _baseLineCurve){
+            baseLineDataVtr = &(pair.second);
+        }else if(pair.first == _standardSampleCurve){
+            standardSampleDataVtr = &(pair.second);
+        }else if(pair.first == _sampleCurve){
+            sampleDataVtr = &(pair.second);
+        }
+    }
+
+    if(!baseLineDataVtr ||
+            !standardSampleDataVtr||
+            !sampleDataVtr){
+        logde<<"Base,standard,sample not selected.";
+        return;
+    }
+
+    //
+    float targetTemperature = ui->LineEditTemperature->text().toFloat();
+
+    PointCalculate::setExperimentData(*baseLineDataVtr);
+    QPointF baseLinePoint = PointCalculate::getClosestPointByX(targetTemperature);
+
+    PointCalculate::setExperimentData(*standardSampleDataVtr);
+    QPointF standardSamplePoint = PointCalculate::getClosestPointByX(targetTemperature);
+
+    PointCalculate::setExperimentData(*sampleDataVtr);
+    QPointF samplePoint = PointCalculate::getClosestPointByX(targetTemperature);
+
+    logde<<"baseLinePoint:"<<baseLinePoint.x()<<","<<baseLinePoint.y();
+    logde<<"standardSamplePoint:"<<standardSamplePoint.x()<<","<<standardSamplePoint.y();
+    logde<<"samplePoint:"<<samplePoint.x()<<","<<samplePoint.y();
+
+    double cp = calculateHeatCapacity(100);
+    logde<<"cp:"<<cp;
+
+    float standardSampleWeight = ui->LineEditStandardSampleWeight->text().toFloat();
+    float sampleWeight = ui->LineEditSampleWeight->text().toFloat();
+
+//    double cpTarget = cp *
 }
 
 void SpecificHeatComparisonMethodForm::on_pushButtonQuit_clicked()
@@ -56,7 +134,7 @@ void SpecificHeatComparisonMethodForm::on_pushButtonQuit_clicked()
     hide();
 }
 
-double calculateHeatCapacity(double theta) {
+double SpecificHeatComparisonMethodForm::calculateHeatCapacity(double theta) {
     // 系数A_i
     const double A0 = 1.12705;
     const double A1 = 0.23260;
@@ -76,8 +154,8 @@ double calculateHeatCapacity(double theta) {
 
     // 计算比热容
     double Cp = A0 + A1 * x + A2 * std::pow(x, 2) + A3 * std::pow(x, 3) + A4 * std::pow(x, 4) +
-                A5 * std::pow(x, 5) + A6 * std::pow(x, 6) + A7 * std::pow(x, 7) + A8 * std::pow(x, 8) +
-                A9 * std::pow(x, 9) + A10 * std::pow(x, 10);
+            A5 * std::pow(x, 5) + A6 * std::pow(x, 6) + A7 * std::pow(x, 7) + A8 * std::pow(x, 8) +
+            A9 * std::pow(x, 9) + A10 * std::pow(x, 10);
 
     return Cp;
 }
diff --git a/src/ui/specificheatcomparisonmethodform.h b/src/ui/specificheatcomparisonmethodform.h
index dc3ff1e..81bcb5f 100644
--- a/src/ui/specificheatcomparisonmethodform.h
+++ b/src/ui/specificheatcomparisonmethodform.h
@@ -4,6 +4,7 @@
 #include <QWidget>
 #include <QLineEdit>
 #include <QLabel>
+#include <qcustomplot.h>
 
 namespace Ui {
 class SpecificHeatComparisonMethodForm;
@@ -17,6 +18,13 @@ public:
     explicit SpecificHeatComparisonMethodForm(QWidget *parent = nullptr);
     ~SpecificHeatComparisonMethodForm();
 
+    enum CurveType{
+        BaseLine,
+        StandardSample,
+        Sample
+    };
+public slots:
+    void slotSetCurve(const int ,QCPCurve*);
 private slots:
     void on_pushButtonCalculate_clicked();
 
@@ -29,6 +37,8 @@ private:
     QLineEdit *_baseLineLineEdit,*_standardSampleLineEdit,
     *_sampleLineEdit;
     QLabel *_baseLineLabel,*_standardSampleLabel,*_sampleLabel;
+
+    QCPCurve *_baseLineCurve,*_standardSampleCurve,*_sampleCurve;
 };
 
 #endif // SPECIFICHEATCOMPARISONMETHODFORM_H
diff --git a/src/ui/specificheatcomparisonmethodform.ui b/src/ui/specificheatcomparisonmethodform.ui
index a634be3..c671333 100644
--- a/src/ui/specificheatcomparisonmethodform.ui
+++ b/src/ui/specificheatcomparisonmethodform.ui
@@ -46,7 +46,7 @@
          </widget>
         </item>
         <item row="0" column="1">
-         <widget class="QLineEdit" name="LineEdit"/>
+         <widget class="QLineEdit" name="LineEditTemperature"/>
         </item>
         <item row="1" column="0">
          <widget class="QLabel" name="LabelCorrectionCoefficient">
@@ -56,7 +56,7 @@
          </widget>
         </item>
         <item row="1" column="1">
-         <widget class="QLineEdit" name="LineEdit_2"/>
+         <widget class="QLineEdit" name="LineEditCorrectionCoefficient"/>
         </item>
        </layout>
       </widget>
@@ -113,7 +113,7 @@
          </widget>
         </item>
         <item row="1" column="1">
-         <widget class="QLineEdit" name="LineEditGuideSampleWeight"/>
+         <widget class="QLineEdit" name="LineEditStandardSampleWeight"/>
         </item>
         <item row="2" column="0">
          <widget class="QLabel" name="jGLabel">