更新

WindowsFormsApp6/Form1.cs

@@ -321,8 +321,14 @@ namespace WindowsFormsApp6
         /// </summary>
         private void RemoveAverageRows()
         {
-            var avgRows = sampleDataTable.Select($"序号 = '{AVG_ROW_LABEL}'");
-            foreach (var row in avgRows)
+            var avgRows1 = sampleDataTable.Select($"序号 = '平均时间(s)试样1-5'");
+            var avgRows2 = sampleDataTable.Select($"序号 = '平均时间(s)试样6-10'");
+            
+            foreach (var row in avgRows1)
+            {
+                sampleDataTable.Rows.Remove(row);
+            }
+            foreach (var row in avgRows2)
             {
                 sampleDataTable.Rows.Remove(row);
             }
@@ -415,38 +421,96 @@ namespace WindowsFormsApp6
         /// </summary>
         private void UpdateAverageRow(double[] averages)
         {
-            var avgRows = sampleDataTable.Select($"序号 = '{AVG_ROW_LABEL}'");
+            // 移除所有平均值行
+            var avgRows1 = sampleDataTable.Select($"序号 = '平均时间(s)试样1-5'");
+            var avgRows2 = sampleDataTable.Select($"序号 = '平均时间(s)试样6-10'");
             
-            // 计算总平均值
-            double overallAvg = CalculateOverallAverage();
-            
-            if (avgRows.Length == 0)
+            foreach (var row in avgRows1)
             {
-                // 添加新的平均值行
-                DataRow avgRow = sampleDataTable.NewRow();
-                avgRow["序号"] = AVG_ROW_LABEL;
-                
-                // 只在第一列显示总平均值
-                avgRow["试样1"] = overallAvg;
-                
-                // 其他列设置为空
-                for (int i = 2; i <= currentSampleCount; i++)
-                {
-                    avgRow[$"试样{i}"] = DBNull.Value;
-                }
-                
-                sampleDataTable.Rows.Add(avgRow);
+                sampleDataTable.Rows.Remove(row);
             }
-            else
+            foreach (var row in avgRows2)
             {
-                // 更新现有平均值行
-                avgRows[0]["试样1"] = overallAvg;
+                sampleDataTable.Rows.Remove(row);
+            }
+            
+            // 获取所有时间行数据
+            var timeRows = sampleDataTable.AsEnumerable()
+                .Where(r => r.Field<string>("序号") == TIME_ROW_LABEL);
+            
+            if (!timeRows.Any())
+                return;
+            
+            // 计算试样1-5的平均值
+            int group1Count = Math.Min(5, currentSampleCount);
+            if (group1Count > 0)
+            {
+                double sum1 = 0;
+                int count1 = 0;
+                
+                foreach (var row in timeRows)
+                {
+                    for (int i = 1; i <= group1Count; i++)
+                    {
+                        sum1 += row.Field<double>($"试样{i}");
+                        count1++;
+                    }
+                }
+                
+                double avg1 = count1 > 0 ? sum1 / count1 : 0;
+                
+                // 添加试样1-5平均值行
+                DataRow avgRow1 = sampleDataTable.NewRow();
+                avgRow1["序号"] = "平均时间(s)试样1-5";
+                avgRow1["试样1"] = avg1;
                 
                 // 其他列设置为空
                 for (int i = 2; i <= currentSampleCount; i++)
                 {
-                    avgRows[0][$"试样{i}"] = DBNull.Value;
+                    avgRow1[$"试样{i}"] = DBNull.Value;
                 }
+                
+                sampleDataTable.Rows.Add(avgRow1);
+            }
+            
+            // 计算试样6-10的平均值（仅当试样数量>5时）
+            if (currentSampleCount > 5)
+            {
+                int group2Count = Math.Min(5, currentSampleCount - 5);
+                double sum2 = 0;
+                int count2 = 0;
+                
+                foreach (var row in timeRows)
+                {
+                    for (int i = 6; i <= 5 + group2Count; i++)
+                    {
+                        sum2 += row.Field<double>($"试样{i}");
+                        count2++;
+                    }
+                }
+                
+                double avg2 = count2 > 0 ? sum2 / count2 : 0;
+                
+                // 添加试样6-10平均值行
+                DataRow avgRow2 = sampleDataTable.NewRow();
+                avgRow2["序号"] = "平均时间(s)试样6-10";
+                
+                // 前5列为空
+                for (int i = 1; i <= 5; i++)
+                {
+                    avgRow2[$"试样{i}"] = DBNull.Value;
+                }
+                
+                // 第6列显示平均值
+                avgRow2["试样6"] = avg2;
+                
+                // 其他列为空
+                for (int i = 7; i <= currentSampleCount; i++)
+                {
+                    avgRow2[$"试样{i}"] = DBNull.Value;
+                }
+                
+                sampleDataTable.Rows.Add(avgRow2);
             }
         }
 
@@ -596,31 +660,82 @@ namespace WindowsFormsApp6
         private void AddAverageRow(ISheet sheet, ICellStyle avgStyle)
         {
             var dataRows = sampleDataTable.AsEnumerable()
-                .Where(r => r.Field<string>("序号") != AVG_ROW_LABEL);
+                .Where(r => r.Field<string>("序号") != "平均时间(s)试样1-5" && 
+                           r.Field<string>("序号") != "平均时间(s)试样6-10");
 
             if (!dataRows.Any())
                 return;
 
             int rowIndex = sheet.LastRowNum + 1;
-            IRow avgRow = sheet.CreateRow(rowIndex);
             
-            // 序号列
-            ICell labelCell = avgRow.CreateCell(0);
-            labelCell.SetCellValue(AVG_ROW_LABEL);
-            labelCell.CellStyle = avgStyle;
-
-            // 计算总平均值
-            double overallAvg = CalculateOverallAverage();
-            
-            // 在第一个试样列显示总平均值
-            ICell avgCell = avgRow.CreateCell(1);
-            avgCell.SetCellValue(overallAvg);
-            avgCell.CellStyle = avgStyle;
-            
-            // 合并所有试样列
-            if (currentSampleCount > 1)
+            // 计算试样1-5的平均值
+            int group1Count = Math.Min(5, currentSampleCount);
+            if (group1Count > 0)
             {
-                sheet.AddMergedRegion(new CellRangeAddress(rowIndex, rowIndex, 1, currentSampleCount));
+                double sum1 = 0;
+                int count1 = 0;
+                
+                foreach (var row in dataRows)
+                {
+                    for (int i = 1; i <= group1Count; i++)
+                    {
+                        sum1 += row.Field<double>($"试样{i}");
+                        count1++;
+                    }
+                }
+                
+                double avg1 = count1 > 0 ? sum1 / count1 : 0;
+                
+                // 添加试样1-5平均值行
+                IRow avgRow1 = sheet.CreateRow(rowIndex++);
+                ICell labelCell1 = avgRow1.CreateCell(0);
+                labelCell1.SetCellValue("平均时间(s)试样1-5");
+                labelCell1.CellStyle = avgStyle;
+                
+                ICell avgCell1 = avgRow1.CreateCell(1);
+                avgCell1.SetCellValue(avg1);
+                avgCell1.CellStyle = avgStyle;
+                
+                // 合并试样1-5列
+                if (group1Count > 1)
+                {
+                    sheet.AddMergedRegion(new CellRangeAddress(rowIndex - 1, rowIndex - 1, 1, group1Count));
+                }
+            }
+            
+            // 计算试样6-10的平均值（仅当试样数量>5时）
+            if (currentSampleCount > 5)
+            {
+                int group2Count = Math.Min(5, currentSampleCount - 5);
+                double sum2 = 0;
+                int count2 = 0;
+                
+                foreach (var row in dataRows)
+                {
+                    for (int i = 6; i <= 5 + group2Count; i++)
+                    {
+                        sum2 += row.Field<double>($"试样{i}");
+                        count2++;
+                    }
+                }
+                
+                double avg2 = count2 > 0 ? sum2 / count2 : 0;
+                
+                // 添加试样6-10平均值行
+                IRow avgRow2 = sheet.CreateRow(rowIndex);
+                ICell labelCell2 = avgRow2.CreateCell(0);
+                labelCell2.SetCellValue("平均时间(s)试样6-10");
+                labelCell2.CellStyle = avgStyle;
+                
+                ICell avgCell2 = avgRow2.CreateCell(6);
+                avgCell2.SetCellValue(avg2);
+                avgCell2.CellStyle = avgStyle;
+                
+                // 合并试样6-10列
+                if (group2Count > 1)
+                {
+                    sheet.AddMergedRegion(new CellRangeAddress(rowIndex, rowIndex, 6, 5 + group2Count));
+                }
             }
         }
 
@@ -795,22 +910,74 @@ namespace WindowsFormsApp6
                 }
             }
 
-            // 平均时间行
-            IRow avgRow = sheet.CreateRow(rowIndex);
-            ICell avgLabelCell = avgRow.CreateCell(0);
-            avgLabelCell.SetCellValue(AVG_ROW_LABEL);
-            avgLabelCell.CellStyle = dataStyle;
-
-            // 计算并显示总平均值
-            double overallAvg = CalculateOverallAverage();
-            ICell avgCell = avgRow.CreateCell(1);
-            avgCell.SetCellValue(overallAvg);
-            avgCell.CellStyle = yellowStyle;
-
-            // 合并所有试样列
-            if (currentSampleCount > 1)
+            // 计算试样1-5的平均值
+            int group1Count = Math.Min(5, currentSampleCount);
+            if (group1Count > 0 && timeRows.Any())
             {
-                sheet.AddMergedRegion(new CellRangeAddress(rowIndex, rowIndex, 1, currentSampleCount));
+                double sum1 = 0;
+                int count1 = 0;
+                
+                foreach (var row in timeRows)
+                {
+                    for (int i = 1; i <= group1Count; i++)
+                    {
+                        sum1 += row.Field<double>($"试样{i}");
+                        count1++;
+                    }
+                }
+                
+                double avg1 = count1 > 0 ? sum1 / count1 : 0;
+                
+                // 添加试样1-5平均值行
+                IRow avgRow1 = sheet.CreateRow(rowIndex++);
+                ICell avgLabelCell1 = avgRow1.CreateCell(0);
+                avgLabelCell1.SetCellValue("平均时间(s)试样1-5");
+                avgLabelCell1.CellStyle = dataStyle;
+                
+                ICell avgCell1 = avgRow1.CreateCell(1);
+                avgCell1.SetCellValue(avg1);
+                avgCell1.CellStyle = yellowStyle;
+                
+                // 合并试样1-5列
+                if (group1Count > 1)
+                {
+                    sheet.AddMergedRegion(new CellRangeAddress(rowIndex - 1, rowIndex - 1, 1, group1Count));
+                }
+            }
+            
+            // 计算试样6-10的平均值（仅当试样数量>5时）
+            if (currentSampleCount > 5 && timeRows.Any())
+            {
+                int group2Count = Math.Min(5, currentSampleCount - 5);
+                double sum2 = 0;
+                int count2 = 0;
+                
+                foreach (var row in timeRows)
+                {
+                    for (int i = 6; i <= 5 + group2Count; i++)
+                    {
+                        sum2 += row.Field<double>($"试样{i}");
+                        count2++;
+                    }
+                }
+                
+                double avg2 = count2 > 0 ? sum2 / count2 : 0;
+                
+                // 添加试样6-10平均值行
+                IRow avgRow2 = sheet.CreateRow(rowIndex);
+                ICell avgLabelCell2 = avgRow2.CreateCell(0);
+                avgLabelCell2.SetCellValue("平均时间(s)试样6-10");
+                avgLabelCell2.CellStyle = dataStyle;
+                
+                ICell avgCell2 = avgRow2.CreateCell(6);
+                avgCell2.SetCellValue(avg2);
+                avgCell2.CellStyle = yellowStyle;
+                
+                // 合并试样6-10列
+                if (group2Count > 1)
+                {
+                    sheet.AddMergedRegion(new CellRangeAddress(rowIndex, rowIndex, 6, 5 + group2Count));
+                }
             }
         }
 

WindowsFormsApp6/Form2.cs

@@ -306,7 +306,13 @@ namespace WindowsFormsApp6
                            r.Field<string>("序号") == ROW_RUN_SPEED ||
                            r.Field<string>("序号") == ROW_AVG_ABSORPTION ||
                            r.Field<string>("序号") == ROW_MAX_ABSORPTION ||
-                           r.Field<string>("序号") == ROW_STD_DEVIATION)
+                           r.Field<string>("序号") == ROW_STD_DEVIATION ||
+                           r.Field<string>("序号") == "液体吸收量平均值(%)试样1-5" ||
+                           r.Field<string>("序号") == "液体吸收量平均值(%)试样6-10" ||
+                           r.Field<string>("序号") == "液体吸收量最大值(%)试样1-5" ||
+                           r.Field<string>("序号") == "液体吸收量最大值(%)试样6-10" ||
+                           r.Field<string>("序号") == "标准偏差试样1-5" ||
+                           r.Field<string>("序号") == "标准偏差试样6-10")
                 .ToList();
 
             foreach (var row in rowsToRemove)
@@ -447,54 +453,138 @@ namespace WindowsFormsApp6
             }
             sampleDataTable.Rows.Add(runSpeedRow);
 
-            // 7. 液体吸收量平均值行
-            DataRow avgRow = sampleDataTable.NewRow();
-            avgRow["序号"] = ROW_AVG_ABSORPTION;
+            // 7. 液体吸收量平均值行（试样1-5）
+            DataRow avgRow1 = sampleDataTable.NewRow();
+            avgRow1["序号"] = "液体吸收量平均值(%)试样1-5";
             
-            // 根据实际试样数量计算平均值
-            double avgAbsorption = count > 0 ? absorptions.Take(count).Average() : 0;
-            
-            // 第1列显示平均值
-            avgRow["试样1"] = avgAbsorption;
+            // 计算试样1-5的平均值
+            int group1Count = Math.Min(5, count);
+            if (group1Count > 0)
+            {
+                double avgAbsorption1 = absorptions.Take(group1Count).Average();
+                avgRow1["试样1"] = avgAbsorption1;
+            }
             
             // 其他列为空
             for (int i = 2; i <= count; i++)
             {
-                avgRow[$"试样{i}"] = DBNull.Value;
+                avgRow1[$"试样{i}"] = DBNull.Value;
             }
-            sampleDataTable.Rows.Add(avgRow);
+            sampleDataTable.Rows.Add(avgRow1);
 
-            // 8. 液体吸收量最大值行
-            DataRow maxRow = sampleDataTable.NewRow();
-            maxRow["序号"] = ROW_MAX_ABSORPTION;
-            double maxAbsorption = absorptions.Max();
-            
-            // 第1列显示最大值
-            maxRow["试样1"] = maxAbsorption;
-            
-            // 其他列为空
-            for (int i = 2; i <= count; i++)
+            // 8. 液体吸收量平均值行（试样6-10）- 仅当试样数量>5时添加
+            if (count > 5)
             {
-                maxRow[$"试样{i}"] = DBNull.Value;
+                DataRow avgRow2 = sampleDataTable.NewRow();
+                avgRow2["序号"] = "液体吸收量平均值(%)试样6-10";
+                
+                // 计算试样6-10的平均值
+                int group2Count = Math.Min(5, count - 5);
+                if (group2Count > 0)
+                {
+                    double avgAbsorption2 = absorptions.Skip(5).Take(group2Count).Average();
+                    avgRow2["试样6"] = avgAbsorption2;
+                }
+                
+                // 其他列为空
+                for (int i = 1; i <= 5; i++)
+                {
+                    avgRow2[$"试样{i}"] = DBNull.Value;
+                }
+                for (int i = 7; i <= count; i++)
+                {
+                    avgRow2[$"试样{i}"] = DBNull.Value;
+                }
+                sampleDataTable.Rows.Add(avgRow2);
             }
-            sampleDataTable.Rows.Add(maxRow);
 
-            // 9. 标准偏差行（最后一行）
-            DataRow stdDevRow = sampleDataTable.NewRow();
-            stdDevRow["序号"] = ROW_STD_DEVIATION;
+            // 9. 液体吸收量最大值行（试样1-5）
+            DataRow maxRow1 = sampleDataTable.NewRow();
+            maxRow1["序号"] = "液体吸收量最大值(%)试样1-5";
             
-            // 根据实际试样数量计算标准偏差
-            double stdDev = count > 1 ? CalculateStandardDeviation(absorptions.Take(count).ToArray()) : 0;
-            
-            // 第1列显示标准偏差
-            stdDevRow["试样1"] = stdDev;
+            // 计算试样1-5的最大值
+            if (group1Count > 0)
+            {
+                double maxAbsorption1 = absorptions.Take(group1Count).Max();
+                maxRow1["试样1"] = maxAbsorption1;
+            }
             
             // 其他列为空
             for (int i = 2; i <= count; i++)
             {
-                stdDevRow[$"试样{i}"] = DBNull.Value;
+                maxRow1[$"试样{i}"] = DBNull.Value;
+            }
+            sampleDataTable.Rows.Add(maxRow1);
+
+            // 10. 液体吸收量最大值行（试样6-10）- 仅当试样数量>5时添加
+            if (count > 5)
+            {
+                DataRow maxRow2 = sampleDataTable.NewRow();
+                maxRow2["序号"] = "液体吸收量最大值(%)试样6-10";
+                
+                // 计算试样6-10的最大值
+                int group2Count = Math.Min(5, count - 5);
+                if (group2Count > 0)
+                {
+                    double maxAbsorption2 = absorptions.Skip(5).Take(group2Count).Max();
+                    maxRow2["试样6"] = maxAbsorption2;
+                }
+                
+                // 其他列为空
+                for (int i = 1; i <= 5; i++)
+                {
+                    maxRow2[$"试样{i}"] = DBNull.Value;
+                }
+                for (int i = 7; i <= count; i++)
+                {
+                    maxRow2[$"试样{i}"] = DBNull.Value;
+                }
+                sampleDataTable.Rows.Add(maxRow2);
+            }
+
+            // 11. 标准偏差行（试样1-5）
+            DataRow stdDevRow1 = sampleDataTable.NewRow();
+            stdDevRow1["序号"] = "标准偏差试样1-5";
+            
+            // 计算试样1-5的标准偏差
+            if (group1Count > 1)
+            {
+                double stdDev1 = CalculateStandardDeviation(absorptions.Take(group1Count).ToArray());
+                stdDevRow1["试样1"] = stdDev1;
+            }
+            
+            // 其他列为空
+            for (int i = 2; i <= count; i++)
+            {
+                stdDevRow1[$"试样{i}"] = DBNull.Value;
+            }
+            sampleDataTable.Rows.Add(stdDevRow1);
+
+            // 12. 标准偏差行（试样6-10）- 仅当试样数量>5时添加
+            if (count > 5)
+            {
+                DataRow stdDevRow2 = sampleDataTable.NewRow();
+                stdDevRow2["序号"] = "标准偏差试样6-10";
+                
+                // 计算试样6-10的标准偏差
+                int group2Count = Math.Min(5, count - 5);
+                if (group2Count > 1)
+                {
+                    double stdDev2 = CalculateStandardDeviation(absorptions.Skip(5).Take(group2Count).ToArray());
+                    stdDevRow2["试样6"] = stdDev2;
+                }
+                
+                // 其他列为空
+                for (int i = 1; i <= 5; i++)
+                {
+                    stdDevRow2[$"试样{i}"] = DBNull.Value;
+                }
+                for (int i = 7; i <= count; i++)
+                {
+                    stdDevRow2[$"试样{i}"] = DBNull.Value;
+                }
+                sampleDataTable.Rows.Add(stdDevRow2);
             }
-            sampleDataTable.Rows.Add(stdDevRow);
 
             // 刷新界面
             RefreshDataGridView();
@@ -668,33 +758,94 @@ namespace WindowsFormsApp6
 
             foreach (DataRow dataRow in sampleDataTable.Rows)
             {
-                IRow row = sheet.CreateRow(rowIndex++);
                 string rowName = dataRow["序号"].ToString();
-
-                // 序号列
-                ICell nameCell = row.CreateCell(0);
-                nameCell.SetCellValue(rowName);
-                nameCell.CellStyle = dataStyle;
-
-                // 数据列
-                for (int i = 1; i <= currentSampleCount; i++)
+                
+                // 处理试样1-5分组行的合并单元格
+                if (rowName == "液体吸收量平均值(%)试样1-5" || 
+                    rowName == "液体吸收量最大值(%)试样1-5" || 
+                    rowName == "标准偏差试样1-5")
                 {
-                    ICell cell = row.CreateCell(i);
-                    var value = dataRow[$"试样{i}"];
-
+                    IRow row = sheet.CreateRow(rowIndex++);
+                    
+                    // 序号列
+                    ICell nameCell = row.CreateCell(0);
+                    nameCell.SetCellValue(rowName);
+                    nameCell.CellStyle = dataStyle;
+                    
+                    // 获取试样1的值
+                    var value = dataRow["试样1"];
                     if (value != null && value != DBNull.Value)
                     {
-                        if (double.TryParse(value.ToString(), out double numValue))
+                        ICell cell = row.CreateCell(1);
+                        cell.SetCellValue(Convert.ToDouble(value));
+                        cell.CellStyle = yellowStyle;
+                        
+                        // 合并试样1-5列
+                        int group1Count = Math.Min(5, currentSampleCount);
+                        if (group1Count > 1)
                         {
-                            cell.SetCellValue(numValue);
-                        }
-                        else
-                        {
-                            cell.SetCellValue(value.ToString());
+                            sheet.AddMergedRegion(new CellRangeAddress(rowIndex - 1, rowIndex - 1, 1, group1Count));
                         }
                     }
+                }
+                // 处理试样6-10分组行的合并单元格
+                else if (rowName == "液体吸收量平均值(%)试样6-10" || 
+                         rowName == "液体吸收量最大值(%)试样6-10" || 
+                         rowName == "标准偏差试样6-10")
+                {
+                    IRow row = sheet.CreateRow(rowIndex++);
+                    
+                    // 序号列
+                    ICell nameCell = row.CreateCell(0);
+                    nameCell.SetCellValue(rowName);
+                    nameCell.CellStyle = dataStyle;
+                    
+                    // 获取试样6的值
+                    var value = dataRow["试样6"];
+                    if (value != null && value != DBNull.Value)
+                    {
+                        ICell cell = row.CreateCell(6);
+                        cell.SetCellValue(Convert.ToDouble(value));
+                        cell.CellStyle = yellowStyle;
+                        
+                        // 合并试样6-10列
+                        int group2Count = Math.Min(5, currentSampleCount - 5);
+                        if (group2Count > 1)
+                        {
+                            sheet.AddMergedRegion(new CellRangeAddress(rowIndex - 1, rowIndex - 1, 6, 5 + group2Count));
+                        }
+                    }
+                }
+                else
+                {
+                    // 普通行处理
+                    IRow row = sheet.CreateRow(rowIndex++);
 
-                    cell.CellStyle = yellowStyle;
+                    // 序号列
+                    ICell nameCell = row.CreateCell(0);
+                    nameCell.SetCellValue(rowName);
+                    nameCell.CellStyle = dataStyle;
+
+                    // 数据列
+                    for (int i = 1; i <= currentSampleCount; i++)
+                    {
+                        ICell cell = row.CreateCell(i);
+                        var value = dataRow[$"试样{i}"];
+
+                        if (value != null && value != DBNull.Value)
+                        {
+                            if (double.TryParse(value.ToString(), out double numValue))
+                            {
+                                cell.SetCellValue(numValue);
+                            }
+                            else
+                            {
+                                cell.SetCellValue(value.ToString());
+                            }
+                        }
+
+                        cell.CellStyle = yellowStyle;
+                    }
                 }
             }
         }