新建时可选“自动生成顺序号”：例如 数据库实验 01、02…

或选“逐行粘贴名称”：每行一个名称，按实际生成顺序对应项目。
草稿项目支持勾选后“批量改名”，可直接粘贴多行名称。
服务端会校验名称数量、长度和草稿状态，避免错位或修改已发布项目。

src/Jiaowu.Api/Controllers/ExperimentsController.cs

@@ -574,6 +574,27 @@ public sealed class ExperimentsController(
             }
         }
 
+        var names = NormalizeBatchProjectNames(request.Names);
+        if (request.GenerateSequentialNames)
+        {
+            if (names is not null)
+                return ValidationProblem("自动生成顺序号时无需填写逐行项目名称。");
+            var width = Math.Max(2, projects.Count.ToString().Length);
+            if (request.Name.Trim().Length + width + 1 > 120)
+                return ValidationProblem("项目名称前缀过长，无法追加顺序号。");
+            for (var index = 0; index < projects.Count; index++)
+                projects[index].Name = $"{request.Name.Trim()} {(index + 1).ToString($"D{width}")}";
+        }
+        else if (names is not null)
+        {
+            if (names.Any(name => string.IsNullOrWhiteSpace(name) || name.Length > 120))
+                return ValidationProblem("每个实验项目名称均不能为空，且不能超过 120 个字符。");
+            if (names.Count != projects.Count)
+                return ValidationProblem($"已填写 {names.Count} 个项目名称，但本次将生成 {projects.Count} 个实验项目；请确保每行对应一个项目。");
+            for (var index = 0; index < projects.Count; index++)
+                projects[index].Name = names[index];
+        }
+
         db.ExperimentProjects.AddRange(projects);
         await db.SaveChangesAsync(cancellationToken);
         return Created(string.Empty, new
@@ -645,6 +666,34 @@ public sealed class ExperimentsController(
         return NoContent();
     }
 
+    [HttpPut("batch/names")]
+    [Authorize(Roles = Managers)]
+    public async Task<ActionResult> UpdateProjectNames(
+        ExperimentProjectBatchNamesRequest request,
+        CancellationToken cancellationToken)
+    {
+        var ids = ValidateBulkProjectIds(request.ProjectIds);
+        if (ids is null) return ValidationProblem("请选择 1 至 100 个实验项目。");
+
+        var names = NormalizeBatchProjectNames(request.Names);
+        if (names is null || names.Count != ids.Count || names.Any(name => string.IsNullOrWhiteSpace(name) || name.Length > 120))
+            return ValidationProblem("请为每个已选实验项目填写一个名称，每行一个且数量必须一致。");
+
+        var projects = await ScopedProjects()
+            .Where(x => ids.Contains(x.Id))
+            .ToListAsync(cancellationToken);
+        if (projects.Count != ids.Count) return NotFound();
+        if (projects.Any(x => x.Status != ExperimentProjectStatus.Draft))
+            return ConflictProblem("批量修改名称只能包含草稿实验项目。");
+
+        var projectsById = projects.ToDictionary(x => x.Id);
+        for (var index = 0; index < ids.Count; index++)
+            projectsById[ids[index]].Name = names[index];
+
+        await db.SaveChangesAsync(cancellationToken);
+        return NoContent();
+    }
+
     [HttpDelete("batch")]
     [Authorize(Roles = Managers)]
     public async Task<ActionResult> DeleteProjects(
@@ -1494,6 +1543,12 @@ public sealed class ExperimentsController(
     private static string? Normalize(string? value) =>
         string.IsNullOrWhiteSpace(value) ? null : value.Trim();
 
+    private static List<string>? NormalizeBatchProjectNames(IReadOnlyList<string>? names)
+    {
+        if (names is null || names.Count == 0) return null;
+        return names.Select(name => name.Trim()).ToList();
+    }
+
     private ActionResult ConflictProblem(string detail) =>
         Conflict(new ProblemDetails
         {
@@ -1522,7 +1577,9 @@ public sealed record ExperimentProjectBatchRequest(
     [MaxLength(1000)] string? Description,
     [MaxLength(1000)] string? Requirements,
     DateOnly StartDate,
-    DateOnly EndDate)
+    DateOnly EndDate,
+    IReadOnlyList<string>? Names = null,
+    bool GenerateSequentialNames = false)
 {
     public ExperimentProjectRequest ForTeachingTask(Guid teachingTaskId) =>
         new(
@@ -1539,6 +1596,10 @@ public sealed record ExperimentProjectBatchRequest(
 public sealed record ExperimentProjectBulkRequest(
     [Required] IReadOnlyList<Guid> ProjectIds);
 
+public sealed record ExperimentProjectBatchNamesRequest(
+    [Required] IReadOnlyList<Guid> ProjectIds,
+    [Required] IReadOnlyList<string> Names);
+
 public sealed record ExperimentSessionRequest(
     Guid ClassroomId,
     DateOnly SessionDate,

tests/Jiaowu.Api.Tests/ExperimentsControllerTests.cs

@@ -37,6 +37,59 @@ public sealed class ExperimentsControllerTests
         });
     }
 
+    [Fact]
+    public async Task BatchProjects_AssignsPastedNamesAndSequentialNamesInGenerationOrder()
+    {
+        await using var fixture = await ExperimentFixture.CreateAsync();
+        var controller = fixture.Controller(fixture.ManagerScope);
+
+        var pasted = fixture.BatchProjectRequest(ExperimentArrangementMode.SelfScheduled) with
+        {
+            Names = ["实验一", "实验二"]
+        };
+        Assert.IsType<CreatedResult>(await controller.CreateProjects(pasted, CancellationToken.None));
+        Assert.Equal(["实验一", "实验二"], await fixture.Db.ExperimentProjects
+            .OrderBy(x => x.TeachingTask!.TaskNumber)
+            .Select(x => x.Name)
+            .ToListAsync());
+
+        fixture.Db.ExperimentProjects.RemoveRange(fixture.Db.ExperimentProjects);
+        await fixture.Db.SaveChangesAsync();
+        var sequential = fixture.BatchProjectRequest(ExperimentArrangementMode.SelfScheduled) with
+        {
+            Name = "数据库实验",
+            GenerateSequentialNames = true
+        };
+        Assert.IsType<CreatedResult>(await controller.CreateProjects(sequential, CancellationToken.None));
+        Assert.Equal(["数据库实验 01", "数据库实验 02"], await fixture.Db.ExperimentProjects
+            .OrderBy(x => x.TeachingTask!.TaskNumber)
+            .Select(x => x.Name)
+            .ToListAsync());
+    }
+
+    [Fact]
+    public async Task BatchProjectNames_UpdatesOnlySelectedDraftProjectsInRequestOrder()
+    {
+        await using var fixture = await ExperimentFixture.CreateAsync();
+        var controller = fixture.Controller(fixture.ManagerScope);
+        await controller.CreateProjects(
+            fixture.BatchProjectRequest(ExperimentArrangementMode.SelfScheduled),
+            CancellationToken.None);
+        var ids = await fixture.Db.ExperimentProjects
+            .OrderByDescending(x => x.TeachingTask!.TaskNumber)
+            .Select(x => x.Id)
+            .ToListAsync();
+
+        var result = await controller.UpdateProjectNames(
+            new ExperimentProjectBatchNamesRequest(ids, ["第二个", "第一个"]),
+            CancellationToken.None);
+
+        Assert.IsType<NoContentResult>(result);
+        var projectsById = await fixture.Db.ExperimentProjects.ToDictionaryAsync(x => x.Id, x => x.Name);
+        Assert.Equal("第二个", projectsById[ids[0]]);
+        Assert.Equal("第一个", projectsById[ids[1]]);
+    }
+
     [Fact]
     public async Task CentralizedBatchProjects_CreatesOneProjectForEveryScheduledExperimentLesson()
     {

web/src/views/ExperimentsView.vue

@@ -42,12 +42,18 @@ const projectForm = reactive({
   scheduleEntryId: '',
   code: '',
   name: '',
+  projectNames: '',
+  nameMode: 'Sequence',
   arrangementMode: 'Centralized',
   description: '',
   requirements: '',
   dates: [] as string[],
 })
 
+const batchRenameDialog = ref(false)
+const batchRenameProjectIds = ref<string[]>([])
+const batchRenameNames = ref('')
+
 const sessionDialog = ref(false)
 const selectedProject = ref<any>(null)
 const sessionForm = reactive({
@@ -119,6 +125,9 @@ const draftSelectedProjectIds = computed(() =>
   selectedProjectIds.value.filter((id) =>
     projects.value.some((project) => project.id === id && project.status === 'Draft')),
 )
+const batchRenameProjects = computed(() =>
+  projects.value.filter((project) => batchRenameProjectIds.value.includes(project.id)),
+)
 const allPageDraftSelected = computed(() => {
   const ids = projects.value.filter((project) => project.status === 'Draft').map((project) => project.id)
   return ids.length > 0 && ids.every((id) => selectedProjectIds.value.includes(id))
@@ -154,6 +163,8 @@ function resetProjectForm() {
     scheduleEntryId: '',
     code: '',
     name: '',
+    projectNames: '',
+    nameMode: 'Sequence',
     arrangementMode: 'Centralized',
     description: '',
     requirements: '',
@@ -191,6 +202,8 @@ function openEditProject(project: any) {
     scheduleEntryId: project.scheduleEntryId ?? '',
     code: project.code,
     name: project.name,
+    projectNames: '',
+    nameMode: 'Sequence',
     arrangementMode: project.arrangementMode,
     description: project.description ?? '',
     requirements: project.requirements ?? '',
@@ -199,11 +212,21 @@ function openEditProject(project: any) {
   projectDialog.value = true
 }
 
+function projectNameLines(value: string) {
+  return value.split(/\r?\n/).map((name) => name.trim()).filter(Boolean)
+}
+
 async function saveProject() {
+  const names = projectNameLines(projectForm.projectNames)
+  const hasValidName = editingProjectId.value
+    ? !!projectForm.name.trim()
+    : projectForm.nameMode === 'InputNames'
+      ? names.length > 0
+      : !!projectForm.name.trim()
   if (!projectForm.teachingTaskIds.length ||
     (editingProjectId.value && projectForm.arrangementMode === 'Centralized' && !projectForm.scheduleEntryId) ||
     !projectForm.code.trim()
-    || !projectForm.name.trim() || projectForm.dates.length !== 2) {
+    || !hasValidName || projectForm.dates.length !== 2) {
     ElMessage.warning(projectForm.arrangementMode === 'Centralized' && editingProjectId.value
       ? '请选择课表实验课，并填写项目编码、名称和开放日期'
       : '请填写教学任务、项目编码、名称和开放日期')
@@ -213,7 +236,7 @@ async function saveProject() {
     teachingTaskId: projectForm.teachingTaskIds[0],
     scheduleEntryId: projectForm.scheduleEntryId || null,
     code: projectForm.code,
-    name: projectForm.name,
+    name: projectForm.nameMode === 'InputNames' && !editingProjectId.value ? names[0] : projectForm.name,
     arrangementMode: projectForm.arrangementMode,
     description: projectForm.description || null,
     requirements: projectForm.requirements || null,
@@ -229,6 +252,8 @@ async function saveProject() {
         ...payload,
         teachingTaskId: undefined,
         teachingTaskIds: projectForm.teachingTaskIds,
+        names: projectForm.nameMode === 'InputNames' ? names : undefined,
+        generateSequentialNames: projectForm.nameMode === 'Sequence',
       })
       ElMessage.success(projectForm.arrangementMode === 'Centralized'
         ? `已按 ${projectForm.teachingTaskIds.length} 个教学班的全部实验课生成项目`
@@ -395,6 +420,30 @@ async function deleteProject(project: any) {
   }
 }
 
+function openBatchRename() {
+  batchRenameProjectIds.value = projects.value
+    .filter((project) => draftSelectedProjectIds.value.includes(project.id))
+    .map((project) => project.id)
+  batchRenameNames.value = batchRenameProjects.value.map((project) => project.name).join('\n')
+  batchRenameDialog.value = true
+}
+
+async function saveBatchRename() {
+  const names = projectNameLines(batchRenameNames.value)
+  if (names.length !== batchRenameProjectIds.value.length) {
+    ElMessage.warning(`已选 ${batchRenameProjectIds.value.length} 个项目，请粘贴 ${batchRenameProjectIds.value.length} 行项目名称`)
+    return
+  }
+  try {
+    await http.put('/experiments/batch/names', { projectIds: batchRenameProjectIds.value, names })
+    ElMessage.success('实验项目名称已批量更新')
+    batchRenameDialog.value = false
+    await load()
+  } catch (error) {
+    ElMessage.error(apiErrorMessage(error))
+  }
+}
+
 function togglePageDraftSelection(value: unknown) {
   const ids = projects.value.filter((project) => project.status === 'Draft').map((project) => project.id)
   selectedProjectIds.value = Boolean(value)
@@ -715,6 +764,7 @@ onMounted(async () => {
         选中当前页全部草稿
       </el-checkbox>
       <span>已选 {{ draftSelectedProjectIds.length }} 个草稿项目</span>
+      <el-button size="small" :disabled="!draftSelectedProjectIds.length" @click="openBatchRename">批量改名</el-button>
       <el-button size="small" type="primary" :disabled="!draftSelectedProjectIds.length" @click="publishSelectedProjects">批量发布</el-button>
       <el-button size="small" type="danger" plain :disabled="!draftSelectedProjectIds.length" @click="deleteSelectedProjects">批量删除</el-button>
     </section>
@@ -979,10 +1029,31 @@ onMounted(async () => {
             <el-form-item label="项目编码" required>
               <el-input v-model="projectForm.code" maxlength="40" placeholder="如 LAB-01" />
             </el-form-item>
-            <el-form-item label="项目名称" required>
+            <el-form-item v-if="editingProjectId" label="项目名称" required>
               <el-input v-model="projectForm.name" maxlength="120" placeholder="如 数据库事务与并发实验" />
             </el-form-item>
           </div>
+          <template v-if="!editingProjectId">
+            <el-form-item label="项目命名方式" required>
+              <el-radio-group v-model="projectForm.nameMode">
+                <el-radio-button value="Sequence">自动生成顺序号</el-radio-button>
+                <el-radio-button value="InputNames">逐行粘贴名称</el-radio-button>
+              </el-radio-group>
+            </el-form-item>
+            <el-form-item v-if="projectForm.nameMode === 'Sequence'" label="项目名称前缀" required>
+              <el-input v-model="projectForm.name" maxlength="116" placeholder="如 数据库实验；将生成“数据库实验 01、数据库实验 02”" />
+            </el-form-item>
+            <el-form-item v-else label="实验项目名称" required>
+              <el-input
+                v-model="projectForm.projectNames"
+                type="textarea"
+                :rows="6"
+                maxlength="120000"
+                placeholder="每行一个名称，可直接从 Excel 粘贴；系统按实际生成顺序逐行对应"
+              />
+              <small class="form-help">已输入 {{ projectNameLines(projectForm.projectNames).length }} 行有效名称。</small>
+            </el-form-item>
+          </template>
         </div>
 
         <div class="form-section">
@@ -1043,6 +1114,23 @@ onMounted(async () => {
       </template>
     </el-dialog>
 
+    <el-dialog v-model="batchRenameDialog" title="批量修改实验项目名称" width="680px">
+      <el-alert
+        :title="`已选择 ${batchRenameProjects.length} 个草稿项目。请按下方显示顺序，每行填写一个名称。`"
+        type="info"
+        :closable="false"
+        show-icon
+      />
+      <ol class="batch-rename-preview">
+        <li v-for="project in batchRenameProjects" :key="project.id">{{ project.code }} · {{ project.name }}</li>
+      </ol>
+      <el-input v-model="batchRenameNames" type="textarea" :rows="Math.min(12, Math.max(5, batchRenameProjects.length))" maxlength="12000" placeholder="每行一个实验项目名称" />
+      <template #footer>
+        <el-button @click="batchRenameDialog = false">取消</el-button>
+        <el-button type="primary" @click="saveBatchRename">保存名称</el-button>
+      </template>
+    </el-dialog>
+
     <el-dialog
       v-model="sessionDialog"
       :title="`安排场次 · ${selectedProject?.name ?? ''}`"
@@ -1253,6 +1341,7 @@ onMounted(async () => {
 .result-note { margin-left: auto; color: var(--muted); font-size: 12px; }
 .experiment-batch-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; min-height: 46px; margin: -6px 0 16px; padding: 8px 12px; border: 1px solid #cddce3; background: #f7fafb; }
 .experiment-batch-bar > span { margin-right: auto; color: #5c7481; font-size: 12px; }
+.batch-rename-preview { max-height: 180px; margin: 14px 0; overflow: auto; padding: 10px 12px 10px 32px; border: 1px solid #dce5e9; background: #f8fbfc; color: #526b78; font-size: 12px; line-height: 1.8; }
 .experiment-pagination { justify-content: flex-end; margin-top: 4px; }
 .project-list { display: grid; gap: 14px; min-height: 160px; }
 .project-group { overflow: hidden; border: 1px solid #cddce3; background: #f6fafb; }