diff --git a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/controller/SpectrumAnalysesController.java b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/controller/SpectrumAnalysesController.java
index 2236dfd9..725beb56 100644
--- a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/controller/SpectrumAnalysesController.java
+++ b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/controller/SpectrumAnalysesController.java
@@ -151,7 +151,7 @@ public class SpectrumAnalysesController {
     //todo--功能不明确待完成
     @PostMapping("analyseExtrapolation")
     public Result analyseExtrapolation(@RequestBody AnalyseExtInfo extInfo, HttpServletRequest request) {
-        return null;
+        return spectrumAnalysisService.analyseExtrapolation(extInfo, request);
     }
 
     @GetMapping("viewMDC")
diff --git a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/entity/vo/TableExtData.java b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/entity/vo/TableExtData.java
new file mode 100644
index 00000000..43059fa8
--- /dev/null
+++ b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/entity/vo/TableExtData.java
@@ -0,0 +1,18 @@
+package org.jeecg.modules.entity.vo;
+
+import lombok.Data;
+
+import java.io.Serializable;
+
+@Data
+public class TableExtData implements Serializable {
+
+    private Integer index;
+
+    private Double eb;
+
+    private Double nx;
+
+    private Double ny;
+
+}
diff --git a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SpectrumAnalysisServiceImpl.java b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SpectrumAnalysisServiceImpl.java
index be792cf6..d406e3c1 100644
--- a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SpectrumAnalysisServiceImpl.java
+++ b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SpectrumAnalysisServiceImpl.java
@@ -2266,12 +2266,11 @@ public class SpectrumAnalysisServiceImpl implements ISpectrumAnalysisService {
         }
         for(int i=0;i<Nx.size()&&i<Ny.size();i++) {
             SeriseData temp = new SeriseData();
-            temp.setX(Nx.get(pos));
-            temp.setY(Ny.get(pos));
+            temp.setX(Nx.get(i));
+            temp.setY(Ny.get(i));
             scatter_serise_data.add(temp);
         }
-        String fittingTitle = "";
-        String fittingDataFormat = "";
+        String functionFit = "";
         String tempStr = "";
         if(fittype.equals("liner")) {
             SeriseData left = new SeriseData();
@@ -2291,8 +2290,10 @@ public class SpectrumAnalysisServiceImpl implements ISpectrumAnalysisService {
             right.setY(rData.get(0));
             line_serise_data.add(left);
             line_serise_data.add(right);
-//            fittingTitle = RESULT_FITTING_LINER_TITLE;
-//            fittingDataFormat = tempStr.sprintf(RESULT_FITTING_LINER_DATA,fittingPara.at(0),fittingPara.at(1));
+            functionFit = "Y = A*X + B  ";
+            if (scatter_serise_data.size()>1) {
+                functionFit = String.format("Y = %f*X + %f  ", fittingPara.get(0), fittingPara.get(1));
+            }
         } else if(fittype.equals("poly2")) {
             for(int i=1;i<51;i++) {
                 SeriseData temp = new SeriseData();
@@ -2304,43 +2305,51 @@ public class SpectrumAnalysisServiceImpl implements ISpectrumAnalysisService {
                 temp.setY(rData.get(0));
                 line_serise_data.add(temp);
             }
-//            fittingTitle = RESULT_FITTING_2_TITLE;
-//            fittingDataFormat = tempStr.sprintf(RESULT_FITTING_2_DATA,fittingPara.at(0),fittingPara.at(1),fittingPara.at(2));
+            functionFit = "Y = A+ B*X + C*X^2  ";
+            if (scatter_serise_data.size()>1) {
+                functionFit = String.format("Y = %f+ %f*X + C*%f^2  ",fittingPara.get(0),fittingPara.get(1),fittingPara.get(2));
+            }
         } else if(fittype.equals("poly3")) {
-//            fittingTitle = RESULT_FITTING_3_TITLE;
-//            fittingDataFormat = RESULT_FITTING_3_DATA;
-
+            functionFit = "Y = A+ B*X + C*X^2 +D*X^3  ";
+        }
+        List<TableExtData> extDataList = new LinkedList<>();
+        for(int i=0;i<Nx.size()&&i<Ny.size()&&i<Eb.size();i++) {
+            TableExtData extData = new TableExtData();
+            extData.setIndex(i);
+            extData.setEb( Double.valueOf(NumberFormatUtil.numberFormat(String.valueOf(Eb.get(i)))) );
+            extData.setNx( Double.valueOf(NumberFormatUtil.numberFormat(String.valueOf(Nx.get(i)))) );
+            extData.setNy( Double.valueOf(NumberFormatUtil.numberFormat(String.valueOf(Ny.get(i)))) );
+            extDataList.add(extData);
+        }
+        String refTime = "Reference Time:   ";
+        String xeAct = "Xe Activity (Bq):  ";
+        if (scatter_serise_data.size()>1) {
+            refTime = String.format("Reference Time:   %s ",sampleTmp.acquisition_start_date+" "+sampleTmp.acquisition_start_time);
+            xeAct = String.format("Xe Activity (Bq): %f", Xe_activity);
+        }
+        map.put("tableData", extDataList);
+        map.put("functionFit", functionFit);
+        map.put("refTime", refTime);
+        map.put("xeAct", xeAct);
+        map.put("resultViewScatterDataValue", scatter_serise_data);
+        map.put("resultViewLineDataValue", line_serise_data);
+        if(maxLeft<=0||maxBottom<=0||scatter_serise_data.size()<=1) {
+            result.setSuccess(true);
+            result.setResult(map);
+            return result;
+        }
+        if(maxLeft<4) {
+            map.put("leftFormat", "%f");
+        } else {
+            map.put("leftFormat", "%i");
         }
-//        String resultText = "";
-//        resultText+=RESULT_TITLE;
-//        resultText+=tempStr.sprintf(RESULT_DATA_TITLE);
-//        for(int i=0;i<Nx.size()&&i<Ny.size()&&i<Eb.size();i++) {
-//            resultText+=tempStr.sprintf(RESULT_DATA,i,Eb.get(i),Nx.get(i),Ny.get(i));
-//        }
-//        resultText+=fittingTitle;
-//        resultText+=fittingDataFormat;
-//        resultText+=XE_ACTIVTITY_TITLE;
-//        resultText+=tempStr.sprintf(XE_ACTIVTITY_DATA,ui->label_acquisition_start_show->text().toStdString().c_str(),Xe_activity);
-//        if(maxLeft<=0||maxBottom<=0||scatter_serise_data.size()<=1) {
-//            return result;
-//        }
-//        if(maxLeft<4) {
-//            m_extraResult.SetLeftFormat(QLatin1String("%f"));
-//        } else {
-//            m_extraResult.SetLeftFormat(QLatin1String("%i"));
-//        }
 
         maxBottom+=1;
         maxLeft*=1.5;
         minLeft-=1.5;
-//        m_extraResult.SetResultText(resultText);
-//        m_extraResult.SetResultViewLeftRange(0,maxLeft);
-//        m_extraResult.SetResultVIewBottomRange(minLeft,maxBottom);
-//        m_extraResult.SetResultViewScatterDataValue(scatter_serise_data);
-//        m_extraResult.SetResultViewLineDataValue(line_serise_data);
-
-
-        return null;
+        result.setSuccess(true);
+        result.setResult(map);
+        return result;
     }
 
     private List<Long> handleHistogram(List<Long> hcounts, long bChannels, long gChannels, String type) {