diff --git a/inventory-web/src/views/purchase/index.vue b/inventory-web/src/views/purchase/index.vue
index 7b18acc..c470a76 100644
--- a/inventory-web/src/views/purchase/index.vue
+++ b/inventory-web/src/views/purchase/index.vue
@@ -71,21 +71,25 @@
     />
 
     <!-- ========== 新建/编辑弹窗 ========== -->
-    <el-dialog v-model="formDialogVisible" :title="dialogTitle" width="750px" destroy-on-close :close-on-click-modal="false" :close-on-press-escape="false">
+    <el-dialog v-model="formDialogVisible" :title="dialogTitle" width="900px" destroy-on-close :close-on-click-modal="false" :close-on-press-escape="false">
       <el-form ref="formRef" :model="form" label-width="100px">
 
-        <!-- ── 物料信息 ── -->
+        <!-- ── 物料明细表（动态多行） ── -->
         <div class="form-section">
-          <div class="section-title"><span>物料信息</span></div>
-          <el-row :gutter="16">
-            <el-col :span="24">
-              <el-form-item label="采购物品" required>
+          <div class="section-title">
+            <span>物料明细（{{ formItems.length }} 项）</span>
+            <el-button type="primary" plain size="small" :icon="Plus" style="margin-left: 12px;" @click="addFormItem">添加一行</el-button>
+          </div>
+
+          <el-table :data="formItems" border size="small" style="width: 100%;">
+            <el-table-column type="index" label="#" width="40" align="center" />
+            <el-table-column label="采购物品" min-width="200">
+              <template #default="{ row }">
                 <el-select
-                    v-model="materialBaseId" filterable remote reserve-keyword="true" clearable
-                    placeholder="输入名称或规格搜索..." :remote-method="handleSearchMaterialDebounced"
-                    :loading="searchLoading" style="width: 100%" @change="onMaterialSelected"
+                    :model-value="row.materialBaseId" filterable remote reserve-keyword="true" clearable
+                    placeholder="输入名称或规格搜索..." :remote-method="(q: string) => handleSearchMaterialDebounced(q, row)"
+                    :loading="searchLoading" style="width: 100%" @change="(id: any) => onMaterialSelected(id, row)"
                     default-first-option="true" popper-class="long-dropdown"
-                    v-loadmore="handleLoadMoreMaterials" @visible-change="onMaterialDropdownVisibleChange"
                 >
                   <el-option v-for="item in materialOptions" :key="item.id" :label="item.name" :value="item.id">
                     <div style="display: flex; justify-content: space-between; align-items: center;">
@@ -93,53 +97,56 @@
                       <span style="color: #999; font-size: 12px;">{{ item.spec_model || '-' }}</span>
                     </div>
                   </el-option>
-                  <li v-if="loadingMore" class="el-select-dropdown__item loading-more" style="text-align:center;color:#999;cursor:default;"><span>加载中...</span></li>
                 </el-select>
-                <div v-if="autoFillHint" style="font-size: 12px; color: #67C23A; margin-top: 4px;">{{ autoFillHint }}</div>
-              </el-form-item>
-            </el-col>
-            <el-col :span="8">
-              <el-form-item label="规格型号">
-                <el-input v-model="form.spec_model" placeholder="自动填充" clearable />
-              </el-form-item>
-            </el-col>
-            <el-col :span="8">
-              <el-form-item label="采购数量" required>
-                <el-input-number v-model="form.quantity" :min="1" :controls="false" style="width: 100%;" />
-              </el-form-item>
-            </el-col>
-            <el-col :span="8">
-              <el-form-item label="采购日期" required>
-                <el-date-picker v-model="form.purchase_date" type="date" value-format="YYYY-MM-DD" placeholder="选择日期" style="width: 100%;" />
-              </el-form-item>
-            </el-col>
-          </el-row>
-        </div>
-
-        <!-- ── 价格与审批 ── -->
-        <div class="form-section">
-          <div class="section-title"><span>价格与审批</span></div>
-          <el-row :gutter="16">
-            <el-col :span="8">
-              <el-form-item label="含税单价">
-                <el-input-number v-model="form.unit_price" :min="0" :precision="2" :controls="false" style="width: 100%;" placeholder="¥" @change="onUnitPriceChange" />
-              </el-form-item>
-            </el-col>
-            <el-col :span="8">
-              <el-form-item label="含税总价">
-                <el-input-number v-model="form.total_price" :min="0" :precision="2" :controls="false" style="width: 100%;" placeholder="¥" @change="onTotalPriceChange" />
-              </el-form-item>
-            </el-col>
-            <el-col :span="8">
-              <el-form-item label="税率">
-                <el-select v-model="form.tax_rate" style="width: 100%;" @change="onTaxRateChange">
+              </template>
+            </el-table-column>
+            <el-table-column label="规格型号" width="130">
+              <template #default="{ row }">
+                <el-input v-model="row.spec_model" placeholder="自动填充" clearable />
+              </template>
+            </el-table-column>
+            <el-table-column label="数量" width="90">
+              <template #default="{ row }">
+                <el-input-number v-model="row.quantity" :min="1" :controls="false" style="width: 100%;" @change="() => onRowUnitPriceChange(row)" />
+              </template>
+            </el-table-column>
+            <el-table-column label="采购日期" width="130">
+              <template #default="{ row }">
+                <el-date-picker v-model="row.purchase_date" type="date" value-format="YYYY-MM-DD" placeholder="选择日期" style="width: 100%;" />
+              </template>
+            </el-table-column>
+            <el-table-column label="含税单价" width="100">
+              <template #default="{ row }">
+                <el-input-number v-model="row.unit_price" :min="0" :precision="2" :controls="false" style="width: 100%;" placeholder="¥" @change="() => onRowUnitPriceChange(row)" />
+              </template>
+            </el-table-column>
+            <el-table-column label="含税总价" width="100">
+              <template #default="{ row }">
+                <el-input-number v-model="row.total_price" :min="0" :precision="2" :controls="false" style="width: 100%;" placeholder="¥" @change="() => onRowTotalPriceChange(row)" />
+              </template>
+            </el-table-column>
+            <el-table-column label="税率" width="80">
+              <template #default="{ row }">
+                <el-select v-model="row.tax_rate" style="width: 100%;" @change="() => onRowTaxRateChange(row)">
                   <el-option label="0%" :value="0" />
                   <el-option label="1%" :value="1" />
                   <el-option label="6%" :value="6" />
                   <el-option label="13%" :value="13" />
                 </el-select>
-              </el-form-item>
-            </el-col>
+              </template>
+            </el-table-column>
+            <el-table-column label="操作" width="60" align="center">
+              <template #default="{ $index }">
+                <el-button type="danger" link :icon="Delete" @click="removeFormItem($index)" :disabled="formItems.length <= 1" />
+              </template>
+            </el-table-column>
+          </el-table>
+        </div>
+
+        <!-- ── 公共信息：审批人 / 链接 ── -->
+        <div class="form-section">
+          <div class="section-title"><span>公共信息</span></div>
+          <el-row :gutter="16">
             <el-col :span="12">
               <el-form-item label="审批人" required>
                 <el-select v-model="form.approver_id" placeholder="请选择审批人" style="width: 100%;" filterable>
@@ -185,7 +192,9 @@
       </el-form>
       <template #footer>
         <el-button @click="formDialogVisible = false">取消</el-button>
-        <el-button type="primary" :loading="submitLoading" @click="submitForm">确认提交</el-button>
+        <el-button type="primary" :loading="submitLoading" @click="submitForm">
+          {{ submitLoading ? '提交中...' : `确认提交 (${formItems.length} 项)` }}
+        </el-button>
       </template>
     </el-dialog>
 
@@ -255,7 +264,7 @@
 <script setup lang="ts">
 import { ref, computed, onMounted } from 'vue'
 import { useRoute } from 'vue-router'
-import { Refresh, Plus } from '@element-plus/icons-vue'
+import { Refresh, Plus, Delete } from '@element-plus/icons-vue'
 import { ElMessage, ElMessageBox } from 'element-plus'
 import { useUserStore } from '@/stores/user'
 import { searchMaterialPurchase } from '@/api/purchase'
@@ -294,7 +303,6 @@ const formDialogVisible = ref(false)
 const dialogTitle = ref('新建采购申请')
 const formRef = ref<FormInstance>()
 const isUploading = ref(false)
-const autoFillHint = ref('')
 
 // 审批人
 const approvers = ref<any[]>([])
@@ -302,7 +310,6 @@ const approvers = ref<any[]>([])
 // 物料搜索
 const materialOptions = ref<any[]>([])
 const searchLoading = ref(false)
-const materialBaseId = ref<number | null>(null)
 const searchPage = ref(1)
 const searchKeyword = ref('')
 const hasNextPage = ref(true)
@@ -320,21 +327,57 @@ const vLoadmore = {
   }
 }
 
-// 表单
+// 表单（公共字段）
 const form = ref({
+  approver_id: undefined as number | undefined,
+  supplier_link: '',
+  remark: '',
+  images: [] as string[]
+})
+
+// ★ 动态明细行
+interface FormItemRow {
+  rowKey: number
+  materialBaseId: number | null
+  name: string
+  spec_model: string
+  quantity: number
+  purchase_date: string
+  unit_price: number | undefined
+  total_price: number | undefined
+  tax_rate: number
+  totalPriceManuallyEdited: boolean
+}
+const formItems = ref<FormItemRow[]>([])
+
+// 生成一行空的采购明细
+const createEmptyFormItem = (): FormItemRow => ({
+  rowKey: Date.now() + Math.random(),
+  materialBaseId: null,
   name: '',
   spec_model: '',
   quantity: 1,
-  purchase_date: '',
-  supplier_link: '',
-  remark: '',
-  unit_price: undefined as number | undefined,
-  total_price: undefined as number | undefined,
+  purchase_date: new Date().toISOString().split('T')[0],
+  unit_price: undefined,
+  total_price: undefined,
   tax_rate: 0,
-  approver_id: undefined as number | undefined,
-  images: [] as string[]
+  totalPriceManuallyEdited: false
 })
 
+// 添加一行
+const addFormItem = () => {
+  formItems.value.push(createEmptyFormItem())
+}
+
+// 删除一行
+const removeFormItem = (index: number) => {
+  if (formItems.value.length <= 1) {
+    ElMessage.warning('至少保留一行')
+    return
+  }
+  formItems.value.splice(index, 1)
+}
+
 // --- 计算属性 ---
 // 审批按钮仅对拥有操作权限的用户可见（菜单权限不等于审批权限）
 const canApprove = computed(() => {
@@ -398,35 +441,29 @@ const handleSizeChange = (s: number) => { pageSize.value = s; page.value = 1; fe
 const openCreateDialog = (prefill?: { materialId?: number; name?: string; spec?: string; unit?: string }) => {
   dialogTitle.value = '新建采购申请'
   form.value = {
-    name: prefill?.name || '',
-    spec_model: prefill?.spec || '',
-    quantity: 1,
-    purchase_date: new Date().toISOString().split('T')[0],
-    supplier_link: '', remark: '',
-    unit_price: undefined, total_price: undefined, tax_rate: 0,
-    approver_id: undefined, images: []
+    approver_id: undefined,
+    supplier_link: '',
+    remark: '',
+    images: []
   }
 
+  // ★ 初始化明细行：若有预填物料则第一行带入，否则给一行空行
+  const firstRow = createEmptyFormItem()
   if (prefill?.materialId) {
-    materialBaseId.value = prefill.materialId
-    // 预填物料选项以便显示选中状态
+    firstRow.materialBaseId = prefill.materialId
+    firstRow.name = prefill.name || ''
+    firstRow.spec_model = prefill.spec || ''
     materialOptions.value = [{
       id: prefill.materialId,
       name: prefill.name || '',
       spec_model: prefill.spec || ''
     }]
-    if (prefill.spec) {
-      form.value.spec_model = prefill.spec
-    }
-    autoFillHint.value = `已从基础信息【${prefill.name || ''}】带入，请补充采购信息`
   } else {
-    materialBaseId.value = null
     materialOptions.value = []
-    autoFillHint.value = ''
   }
+  formItems.value = [firstRow]
 
   fileList.value = []
-  totalPriceManuallyEdited.value = false
   formDialogVisible.value = true
 
   // 异步加载默认审批人（取当前用户上一次采购申请的审批人）
@@ -448,7 +485,7 @@ const fetchDefaultApprover = async () => {
 
 // --- 物料搜索（分页） ---
 let searchTimer: any = null
-const handleSearchMaterialDebounced = (query: string) => {
+const handleSearchMaterialDebounced = (query: string, _row?: any) => {
   clearTimeout(searchTimer)
   searchTimer = setTimeout(() => handleSearchMaterial(query), 300)
 }
@@ -502,39 +539,35 @@ const onMaterialDropdownVisibleChange = (visible: boolean) => {
   handleSearchMaterial('')
 }
 
-const onMaterialSelected = (id: number | null) => {
+const onMaterialSelected = (id: number | null, row: any) => {
   if (!id) {
-    materialBaseId.value = null
+    row.materialBaseId = null
     return
   }
   const item = materialOptions.value.find(i => i.id === id)
   if (item) {
-    form.value.name = item.name || item.material_name || ''
-    form.value.spec_model = item.spec_model || item.spec || ''
-    materialBaseId.value = id
-    autoFillHint.value = ''
+    row.name = item.name || item.material_name || ''
+    row.spec_model = item.spec_model || item.spec || ''
+    row.materialBaseId = id
   }
 }
 
-// --- 价格半联动逻辑 ---
-// totalPriceManuallyEdited：标记总价是否被用户手动修改过，修改后不再自动覆盖
-const totalPriceManuallyEdited = ref(false)
-
-const onUnitPriceChange = (val: number | undefined) => {
-  // 用户修改单价时：如果总价尚未被手动修改，则自动计算总价
-  if (val !== undefined && val > 0 && form.value.quantity > 0 && !totalPriceManuallyEdited.value) {
-    form.value.total_price = +(val * form.value.quantity).toFixed(2)
+// --- 行内价格半联动逻辑 ---
+const onRowUnitPriceChange = (row: any) => {
+  // 修改单价时：如果总价未被手动修改，自动重算总价 = 单价×数量
+  if (row.unit_price !== undefined && row.unit_price > 0 && row.quantity > 0 && !row.totalPriceManuallyEdited) {
+    row.total_price = +(row.unit_price * row.quantity).toFixed(2)
   }
 }
 
-const onTotalPriceChange = (_val: number | undefined) => {
-  totalPriceManuallyEdited.value = true
+const onRowTotalPriceChange = (row: any) => {
+  row.totalPriceManuallyEdited = true
 }
 
-const onTaxRateChange = () => {
-  // 税率变化时：保持不含税单价不变，重算不含税总价 = 单价×数量
-  if (form.value.unit_price && form.value.quantity) {
-    form.value.total_price = Number((form.value.unit_price * form.value.quantity).toFixed(2))
+const onRowTaxRateChange = (row: any) => {
+  // 税率变化时：重算不含税总价 = 单价×数量
+  if (row.unit_price && row.quantity) {
+    row.total_price = Number((row.unit_price * row.quantity).toFixed(2))
   }
 }
 
@@ -592,21 +625,52 @@ const handlePasteLink = (link: string, field: string) => {
 }
 usePasteUpload(customUpload, 'images', '#upload-purchase-images', handlePasteLink)
 
-// --- 提交 ---
+// --- 提交（循环逐行调用单条接口） ---
 const submitForm = async () => {
-  if (!form.value.name.trim()) { ElMessage.warning('请选择或填写采购物品'); return }
+  // 1. 公共信息校验
   if (!form.value.approver_id) { ElMessage.warning('请选择审批人'); return }
-  if (!form.value.purchase_date) { ElMessage.warning('请选择采购日期'); return }
   if (!form.value.images || form.value.images.length === 0) { ElMessage.warning('请上传至少一张图片'); return }
 
+  // 2. 逐行校验
+  const validItems = formItems.value.filter(i => i.name.trim())
+  if (validItems.length === 0) { ElMessage.warning('请至少填写一行采购物品'); return }
+  if (validItems.length < formItems.value.length) {
+    ElMessage.warning('存在未填写物品名称的行，请填写或删除空行')
+    return
+  }
+  for (const [idx, row] of validItems.entries()) {
+    if (!row.name.trim()) { ElMessage.warning(`第 ${idx + 1} 行请选择采购物品`); return }
+    if (!row.purchase_date) { ElMessage.warning(`第 ${idx + 1} 行请选择采购日期`); return }
+    if (!row.quantity || row.quantity <= 0) { ElMessage.warning(`第 ${idx + 1} 行采购数量必须大于 0`); return }
+  }
+
+  // 3. 逐行提交（每行携带公共信息）
   submitLoading.value = true
+  let successCount = 0
   try {
-    await createPurchase(form.value as any)
-    ElMessage.success('提交成功，审批人将收到邮件通知')
+    for (const row of validItems) {
+      const payload: any = {
+        name: row.name,
+        spec_model: row.spec_model,
+        quantity: row.quantity,
+        purchase_date: row.purchase_date,
+        unit_price: row.unit_price,
+        total_price: row.total_price,
+        tax_rate: row.tax_rate,
+        approver_id: form.value.approver_id,
+        supplier_link: form.value.supplier_link,
+        remark: form.value.remark,
+        images: form.value.images
+      }
+      await createPurchase(payload)
+      successCount++
+    }
+
+    ElMessage.success(`成功提交 ${successCount} 条采购申请，审批人将收到邮件通知`)
     formDialogVisible.value = false
     await fetchData()
   } catch (err: any) {
-    ElMessage.error(err?.msg || '提交失败')
+    ElMessage.error(err?.msg || `提交失败（已完成 ${successCount} 条）`)
   } finally {
     submitLoading.value = false
   }