考试按实际日期、周次和节次融入周/日/总视图，并用橙色“考试”卡片区分。

即使固定课表尚未发布，只要考试已发布，也能正常显示。
考试计划、考场、监考教师和日期都会显示。
Excel 导出同步包含考试安排。

src/Jiaowu.Api/Infrastructure/Timetables/TimetableExcelExporter.cs

@@ -25,9 +25,14 @@ public static class TimetableExcelExporter
         sheet.Row(1).Height = 34;
 
         sheet.Range("A2:H2").Merge();
+        var examSummary = timetable.ExamEntries.Count > 0
+            ? $" · 已融入 {timetable.ExamEntries.Count} 场考试"
+            : "";
         sheet.Cell("A2").Value = timetable.Plan is null
-            ? "本学期暂无可用课表版本"
-            : $"版本：{timetable.Plan.Version} · 状态：{PlanStatus(timetable.Plan.Status)} · 导出时间：{DateTime.Now:yyyy-MM-dd HH:mm}";
+            ? timetable.ExamEntries.Count > 0
+                ? $"固定课表尚未发布{examSummary} · 导出时间：{DateTime.Now:yyyy-MM-dd HH:mm}"
+                : "本学期暂无可用课表版本"
+            : $"版本：{timetable.Plan.Version} · 状态：{PlanStatus(timetable.Plan.Status)}{examSummary} · 导出时间：{DateTime.Now:yyyy-MM-dd HH:mm}";
         sheet.Cell("A2").Style
             .Font.SetFontColor(XLColor.FromHtml("#52677A"))
             .Fill.SetBackgroundColor(XLColor.FromHtml("#EFF3F6"));
@@ -48,8 +53,11 @@ public static class TimetableExcelExporter
         }
         sheet.Row(headerRow).Height = 26;
 
+        var timedEntries = timetable.Entries
+            .Concat(timetable.ExamEntries)
+            .ToArray();
         var periods = timetable.Slots.Select(x => x.PeriodNumber)
-            .Concat(timetable.Entries.SelectMany(x =>
+            .Concat(timedEntries.SelectMany(x =>
                 Enumerable.Range(x.StartPeriod, x.PeriodCount)))
             .Distinct()
             .Order()
@@ -72,7 +80,7 @@ public static class TimetableExcelExporter
 
             for (var day = 1; day <= 7; day++)
             {
-                var entries = timetable.Entries
+                var entries = timedEntries
                     .Where(x =>
                         x.DayOfWeek == day &&
                         x.StartPeriod <= period &&
@@ -86,7 +94,8 @@ public static class TimetableExcelExporter
                 if (entries.Count > 0)
                 {
                     cell.Style
-                        .Fill.SetBackgroundColor(XLColor.FromHtml("#E8F3F2"))
+                        .Fill.SetBackgroundColor(XLColor.FromHtml(
+                            entries.Any(x => x.IsExam) ? "#FFF1E8" : "#E8F3F2"))
                         .Font.SetFontColor(XLColor.FromHtml("#173F4C"));
                 }
             }
@@ -138,10 +147,17 @@ public static class TimetableExcelExporter
     }
 
     private static string EntryText(TimetableEntryDto entry) =>
-        $"{entry.CourseName}\n" +
-        $"{string.Join('、', entry.TeacherNames)}\n" +
-        $"{Location(entry)}\n" +
-        $"{entry.StartWeek}-{entry.EndWeek} 周";
+        entry.IsExam
+            ? $"【考试】{entry.CourseName}\n" +
+              $"{entry.ExamPlanName}\n" +
+              $"{string.Join('、', entry.TeacherNames)}\n" +
+              $"{Location(entry)}\n" +
+              $"{entry.ExamDate:yyyy-MM-dd} · 第 {entry.StartPeriod}-" +
+              $"{entry.StartPeriod + entry.PeriodCount - 1} 节"
+            : $"{entry.CourseName}\n" +
+              $"{string.Join('、', entry.TeacherNames)}\n" +
+              $"{Location(entry)}\n" +
+              $"{entry.StartWeek}-{entry.EndWeek} 周";
 
     private static string Location(TimetableEntryDto entry) =>
         string.Join(" · ", new[]