已改成“普通排课与实验学时分离”：

普通课表学时 = 总学时 − 实践学时。
自动排课、手工排课、课表发布都会阻止把实践学时重复排入。
全部为实践学时的课程应设为“非排时课程”，再由实验管理安排。
教学任务和排课页面会显示“常规 / 实践学时”。
已有教学任务即使仍保存旧周学时，排课时也会按拆分后的课程学时计算。
无需数据库迁移。

web/src/views/SchedulesView.vue

@@ -988,7 +988,7 @@ onBeforeUnmount(() => {
         </el-form-item>
         <el-alert
           v-if="selectedTaskConstraint"
-          :title="`可排第 ${selectedTaskConstraint.startWeek}—${selectedTaskConstraint.endWeek} 周；允许上课日：${entryWeekdays.map((day) => day.label).join('、')}`"
+          :title="`普通课表每周 ${selectedTaskConstraint.weeklyHours} 学时（实践 ${selectedTaskConstraint.coursePracticeHours} 学时另由实验管理安排）；可排第 ${selectedTaskConstraint.startWeek}—${selectedTaskConstraint.endWeek} 周；允许上课日：${entryWeekdays.map((day) => day.label).join('、')}`"
           type="info"
           :closable="false"
           show-icon

web/src/views/TeachingTasksView.vue

@@ -77,13 +77,22 @@ const availableClasses = computed(() => {
 const selectedCourse = computed(() =>
   courses.value.find((item) => item.id === form.courseId),
 )
+const regularScheduleHours = (course: any) =>
+  Math.max(0, Number(course?.totalHours ?? 0) - Number(course?.practiceHours ?? 0))
+const targetCourseHours = (course: any, schedulingMode: string) =>
+  schedulingMode === 'Flexible'
+    ? Number(course?.totalHours ?? 0)
+    : regularScheduleHours(course)
+const selectedCourseTargetHours = computed(() =>
+  targetCourseHours(selectedCourse.value, form.schedulingMode),
+)
 const plannedHours = computed(() =>
   form.startWeek && form.endWeek && form.weeklyHours && form.endWeek >= form.startWeek
     ? (form.endWeek - form.startWeek + 1) * form.weeklyHours
     : 0,
 )
 const hoursMatch = computed(() =>
-  !selectedCourse.value || plannedHours.value === selectedCourse.value.totalHours,
+  !selectedCourse.value || plannedHours.value === selectedCourseTargetHours.value,
 )
 const assignableTeachers = computed(() =>
   manualEligibleTeachers.value.map((item) => ({
@@ -115,7 +124,7 @@ const generationPlannedHours = computed(() =>
 )
 const generationHoursMatch = computed(() =>
   !selectedGenerationCourse.value ||
-  generationPlannedHours.value === selectedGenerationCourse.value.totalHours,
+  generationPlannedHours.value === regularScheduleHours(selectedGenerationCourse.value),
 )
 const manageableCourses = computed(() => {
   if (isSuperAdmin.value) return courses.value
@@ -355,7 +364,7 @@ async function save() {
   }
   if (!hoursMatch.value) {
     ElMessage.warning(
-      `课程总学时为 ${selectedCourse.value.totalHours}，当前授课安排合计 ${plannedHours.value} 学时，请调整周次或周学时。`,
+      `该课程普通课表应安排 ${selectedCourseTargetHours.value} 学时，当前安排合计 ${plannedHours.value} 学时；实践学时请在实验管理中安排。`,
     )
     return
   }
@@ -542,7 +551,7 @@ async function generatePublicTasks() {
   }
   if (!generationHoursMatch.value) {
     ElMessage.warning(
-      `课程总学时为 ${selectedGenerationCourse.value.totalHours}，当前授课安排合计 ${generationPlannedHours.value} 学时，请调整周次或周学时。`,
+      `该课程普通课表应安排 ${regularScheduleHours(selectedGenerationCourse.value)} 学时，当前安排合计 ${generationPlannedHours.value} 学时；实践学时不进入普通课表。`,
     )
     return
   }
@@ -683,6 +692,9 @@ onMounted(async () => {
         <el-table-column label="行政班" min-width="150"><template #default="{ row }">{{ row.classNames.join('、') || '开放选课' }}</template></el-table-column>
         <el-table-column label="人数 / 容量" width="105"><template #default="{ row }">{{ row.studentCount }} / {{ row.capacity }}</template></el-table-column>
         <el-table-column label="周次" width="105"><template #default="{ row }">{{ row.startWeek }}—{{ row.endWeek }} 周</template></el-table-column>
+        <el-table-column label="常规 / 实践学时" width="135">
+          <template #default="{ row }">{{ row.courseRegularScheduleHours }} / {{ row.coursePracticeHours }}</template>
+        </el-table-column>
         <el-table-column label="状态" width="90"><template #default="{ row }"><span class="table-status" :class="{ off: row.status === 'Closed' }">{{ statusLabels[row.status] }}</span></template></el-table-column>
         <el-table-column label="操作" width="210" fixed="right">
           <template #default="{ row }">
@@ -714,7 +726,12 @@ onMounted(async () => {
           <el-form-item label="开课学期" required><el-select v-model="form.academicTermId" @change="loadManualEligibleTeachers"><el-option v-for="item in terms" :key="item.id" :label="academicTermLabel(item)" :value="item.id" :class="academicTermOptionClass(item)" /></el-select></el-form-item>
           <el-form-item label="课程" required>
             <el-select v-model="form.courseId" filterable @change="form.teacherIds = []; form.primaryTeacherId = undefined; loadManualEligibleTeachers()">
-              <el-option v-for="item in filteredManageableCourses" :key="item.id" :label="`${item.code} · ${item.name}（${item.totalHours} 学时）`" :value="item.id" />
+              <el-option
+                v-for="item in filteredManageableCourses"
+                :key="item.id"
+                :label="`${item.code} · ${item.name}（常规 ${regularScheduleHours(item)} / 实践 ${item.practiceHours} 学时）`"
+                :value="item.id"
+              />
             </el-select>
           </el-form-item>
         </div>
@@ -744,7 +761,10 @@ onMounted(async () => {
           <b>{{ hoursMatch ? '学时匹配' : '学时不匹配' }}</b>
           <span>
             第 {{ form.startWeek }}—{{ form.endWeek }} 周 × 每周 {{ form.weeklyHours }} 学时
-            = {{ plannedHours }} 学时；课程库总学时 {{ selectedCourse.totalHours }}。
+            = {{ plannedHours }} 学时；当前授课方式应计 {{ selectedCourseTargetHours }} 学时。
+            <template v-if="form.schedulingMode === 'Standard'">
+              实践 {{ selectedCourse.practiceHours }} 学时由实验管理单独安排。
+            </template>
           </span>
         </div>
         <el-form-item label="授课方式">
@@ -753,7 +773,7 @@ onMounted(async () => {
             <el-radio-button value="Flexible">非排时课程</el-radio-button>
           </el-radio-group>
           <small class="field-hint">
-            非排时课程不进入自动排课，不占用星期、节次和场地，并在课表中单独列出。
+            正常排课只安排非实践学时；全部由实验模块安排的课程请选择“非排时课程”。
           </small>
         </el-form-item>
         <el-form-item label="授课教师">
@@ -881,8 +901,9 @@ onMounted(async () => {
         >
           <b>{{ generationHoursMatch ? '学时匹配' : '学时不匹配' }}</b>
           <span>
-            当前合计 {{ generationPlannedHours }} 学时；课程库总学时
-            {{ selectedGenerationCourse.totalHours }}。
+            当前合计 {{ generationPlannedHours }} 学时；普通课表应安排
+            {{ regularScheduleHours(selectedGenerationCourse) }} 学时，实践
+            {{ selectedGenerationCourse.practiceHours }} 学时由实验管理单独安排。
           </span>
         </div>
         <div class="generation-preview">