Helpers/AppDbContext.cs

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+using Microsoft.EntityFrameworkCore;
+
+public class AppDbContext : DbContext
+{
+    public DbSet<BubblePointEntity> BubblePointRecords { get; set; }
+    public DbSet<PoreDistributionEntity> PoreDistributionRecords { get; set; }
+    public DbSet<DataPointEntity> DataPoints { get; set; }
+
+    protected override void OnConfiguring(DbContextOptionsBuilder options)
+        => options.UseSqlite("Data Source=membrane_test.db");
+
+
+    protected override void OnModelCreating(ModelBuilder modelBuilder)
+    {
+        modelBuilder.Entity<PoreDistributionEntity>()
+            .HasMany(p => p.DataPoints)
+            .WithOne(d => d.PoreDistribution)
+            .HasForeignKey(d => d.PoreDistributionId)
+            .OnDelete(DeleteBehavior.Cascade);
+    }
+}

Helpers/ExportHelper.cs

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+using OfficeOpenXml;
+using System.IO;
+
+public static class ExportHelper
+{
+    public static void ExportBubblePoint(BubblePointEntity entity, string filePath)
+    {
+        using var package = new ExcelPackage();
+        var sheet = package.Workbook.Worksheets.Add("泡点法测试");
+        sheet.Cells["A1"].Value = "工位"; sheet.Cells["B1"].Value = entity.StationId;
+        sheet.Cells["A2"].Value = "测试日期"; sheet.Cells["B2"].Value = entity.TestDate.ToString("yyyy-MM-dd HH:mm:ss");
+        sheet.Cells["A3"].Value = "测试者"; sheet.Cells["B3"].Value = entity.Tester;
+        sheet.Cells["A4"].Value = "样品类型"; sheet.Cells["B4"].Value = entity.SampleType;
+        sheet.Cells["A5"].Value = "规格"; sheet.Cells["B5"].Value = entity.SampleSpec;
+        sheet.Cells["A6"].Value = "室温(°C)"; sheet.Cells["B6"].Value = entity.RoomTemperature;
+        sheet.Cells["A7"].Value = "浸润时间(h)"; sheet.Cells["B7"].Value = entity.SoakingTime;
+        sheet.Cells["A8"].Value = "测试液体"; sheet.Cells["B8"].Value = entity.LiquidName;
+        sheet.Cells["A9"].Value = "液体生产厂家"; sheet.Cells["B9"].Value = entity.LiquidManufacturer;
+        sheet.Cells["A10"].Value = "泡点压力"; sheet.Cells["B10"].Value = $"{entity.BubblePointPressure} {entity.PressureUnit}";
+        sheet.Cells["A11"].Value = "最大孔径(μm)"; sheet.Cells["B11"].Value = entity.MaxPoreSize;
+
+        package.SaveAs(new FileInfo(filePath));
+    }
+
+    public static void ExportPoreDistribution(PoreDistributionEntity entity, string filePath)
+    {
+        using var package = new ExcelPackage();
+        var sheet = package.Workbook.Worksheets.Add("孔分布测试");
+        sheet.Cells["A1"].Value = "工位"; sheet.Cells["B1"].Value = entity.StationId;
+        sheet.Cells["A2"].Value = "测试日期"; sheet.Cells["B2"].Value = entity.TestDate.ToString("yyyy-MM-dd HH:mm:ss");
+        sheet.Cells["A3"].Value = "测试者"; sheet.Cells["B3"].Value = entity.Tester;
+        sheet.Cells["A4"].Value = "样品类型"; sheet.Cells["B4"].Value = entity.SampleType;
+        sheet.Cells["A5"].Value = "规格"; sheet.Cells["B5"].Value = entity.SampleSpec;
+        sheet.Cells["A6"].Value = "室温(°C)"; sheet.Cells["B6"].Value = entity.RoomTemperature;
+        sheet.Cells["A7"].Value = "浸润时间(h)"; sheet.Cells["B7"].Value = entity.SoakingTime;
+        sheet.Cells["A8"].Value = "测试液体"; sheet.Cells["B8"].Value = entity.LiquidName;
+        sheet.Cells["A9"].Value = "液体生产厂家"; sheet.Cells["B9"].Value = entity.LiquidManufacturer;
+        sheet.Cells["A10"].Value = "泡点压力"; sheet.Cells["B10"].Value = $"{entity.BubblePointPressure} {entity.PressureUnit}";
+        sheet.Cells["A11"].Value = "平均孔径(μm)"; sheet.Cells["B11"].Value = entity.AveragePoreSize;
+
+        // 数据点表格
+        sheet.Cells["A13"].Value = "压力"; sheet.Cells["B13"].Value = "湿膜流量(L/min)"; sheet.Cells["C13"].Value = "干膜流量(L/min)";
+        int row = 14;
+        foreach (var dp in entity.DataPoints)
+        {
+            sheet.Cells[$"A{row}"].Value = dp.Pressure;
+            sheet.Cells[$"B{row}"].Value = dp.WetFlow;
+            sheet.Cells[$"C{row}"].Value = dp.DryFlow;
+            row++;
+        }
+
+        package.SaveAs(new FileInfo(filePath));
+    }
+}

Helpers/ITestRecord.cs

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+public interface ITestRecord
+{
+    int Id { get; set; }
+    int StationId { get; set; }
+    DateTime TestDate { get; set; }
+    string Tester { get; set; }
+    // 公共字段
+}
+
+public class BubblePointEntity : ITestRecord
+{
+    public int Id { get; set; }
+    public int StationId { get; set; }
+    public DateTime TestDate { get; set; }
+    public string Tester { get; set; }
+    public string SampleType { get; set; }
+    public string SampleSpec { get; set; }
+    public double RoomTemperature { get; set; }
+    public double SoakingTime { get; set; }
+    public string LiquidName { get; set; }
+    public double LiquidSurfaceTension { get; set; }
+    public string LiquidManufacturer { get; set; }
+    public double BubblePointPressure { get; set; }
+    public string PressureUnit { get; set; }
+    public double MaxPoreSize { get; set; }
+}
+
+public class PoreDistributionEntity : ITestRecord
+{
+    public int Id { get; set; }
+    public int StationId { get; set; }
+    public DateTime TestDate { get; set; }
+    public string Tester { get; set; }
+    public string SampleType { get; set; }
+    public string SampleSpec { get; set; }
+    public double RoomTemperature { get; set; }
+    public double SoakingTime { get; set; }
+    public string LiquidName { get; set; }
+    public double LiquidSurfaceTension { get; set; }
+    public string LiquidManufacturer { get; set; }
+    public string PressureUnit { get; set; }
+    public double BubblePointPressure { get; set; }
+    public double AveragePoreSize { get; set; }
+    // 导航属性：数据点
+    public List<DataPointEntity> DataPoints { get; set; }
+}
+
+public class DataPointEntity
+{
+    public int Id { get; set; }
+    public int PoreDistributionId { get; set; }
+    public double Pressure { get; set; }
+    public double WetFlow { get; set; }
+    public double DryFlow { get; set; }
+
+    public PoreDistributionEntity PoreDistribution { get; set; }
+}