diff --git a/src/views/mes/dvrepair/components/DvRepairLineForm.vue b/src/views/mes/dvrepair/components/DvRepairLineForm.vue
index 17bd2762..c6ce3215 100644
--- a/src/views/mes/dvrepair/components/DvRepairLineForm.vue
+++ b/src/views/mes/dvrepair/components/DvRepairLineForm.vue
@@ -21,7 +21,7 @@
           <el-form-item :prop="`${$index}.subjectCode`" :rules="formRules.subjectCode" class="mb-0px!">
             <el-input
               v-model="row.subjectCode"
-              :placeholder="t('EquipmentManagement.DvRepair.placeholderLineSubjectCode')"
+              :placeholder="props.lineMode !== 'edit' ? '' : t('EquipmentManagement.DvRepair.placeholderLineSubjectCode')"
               :disabled="props.lineMode !== 'edit'"
             />
           </el-form-item>
@@ -32,7 +32,7 @@
           <el-form-item :prop="`${$index}.subjectName`" :rules="formRules.subjectName" class="mb-0px!">
             <el-input
               v-model="row.subjectName"
-              :placeholder="t('EquipmentManagement.DvRepair.placeholderLineSubjectName')"
+              :placeholder="props.lineMode !== 'edit' ? '' : t('EquipmentManagement.DvRepair.placeholderLineSubjectName')"
               :disabled="props.lineMode !== 'edit'"
             />
           </el-form-item>
@@ -51,7 +51,7 @@
             <el-input
               type="textarea"
               v-model="row.subjectContent"
-              :placeholder="t('EquipmentManagement.DvRepair.placeholderLineSubjectContent')"
+              :placeholder="props.lineMode !== 'edit' ? '' : t('EquipmentManagement.DvRepair.placeholderLineSubjectContent')"
               :disabled="props.lineMode !== 'edit'"
             />
           </el-form-item>
@@ -121,16 +121,16 @@
           </el-form-item>
         </template>
       </el-table-column> -->
-      <!-- <el-table-column align="center" fixed="right" label="操作" width="60">
+      <el-table-column v-if="props.lineMode === 'edit'" align="center" fixed="right" label="操作" width="80">
         <template #default="{ $index }">
-          <el-button @click="handleDelete($index)" link>—</el-button>
+          <el-button link type="danger" @click="handleDelete($index)">删除</el-button>
         </template>
-      </el-table-column> -->
+      </el-table-column>
     </el-table>
   </el-form>
-  <!-- <el-row justify="center" class="mt-3">
-    <el-button @click="handleAdd" round>+ 添加维修项目</el-button>
-  </el-row> -->
+  <el-row v-if="props.lineMode === 'edit'" justify="center" class="mt-3">
+    <el-button @click="handleAdd" round type="primary" plain>+ 添加维修项目</el-button>
+  </el-row>
 </template>
 <script setup lang="ts">
 import { DvRepairApi } from '@/api/mes/dvrepair'
@@ -145,7 +145,31 @@ const formData = ref([])
 const formRules = reactive({
   repairId: [{ required: true, message: t('EquipmentManagement.DvRepair.validatorLineRepairIdRequired'), trigger: 'blur' }],
   subjectId: [{ required: true, message: t('EquipmentManagement.DvRepair.validatorLineSubjectIdRequired'), trigger: 'blur' }],
-  subjectCode: [{ required: true, message: t('EquipmentManagement.DvRepair.validatorLineSubjectCodeRequired'), trigger: 'blur' }],
+  subjectCode: [
+    { required: true, message: t('EquipmentManagement.DvRepair.validatorLineSubjectCodeRequired'), trigger: 'blur' },
+    {
+      validator: (rule: any, value: any, callback: any) => {
+        const normalized = String(value ?? '').trim()
+        if (!normalized) {
+          callback()
+          return
+        }
+        const fullField = String(rule?.fullField ?? rule?.field ?? '')
+        const indexText = fullField.split('.')[0]
+        const currentIndex = Number(indexText)
+        const hasDuplicate = formData.value.some((row: any, idx: number) => {
+          if (idx === currentIndex) return false
+          return String(row?.subjectCode ?? '').trim() === normalized
+        })
+        if (hasDuplicate) {
+          callback(new Error('维修编码不能重复'))
+          return
+        }
+        callback()
+      },
+      trigger: 'blur',
+    },
+  ],
   subjectContent: [],
   remark: [
     {
@@ -182,7 +206,7 @@ watch(
     formData.value = []
     // 2. val 非空，则加载数据
     if (!val) {
-      return;
+      return
     }
     try {
       formLoading.value = true
@@ -190,6 +214,7 @@ watch(
     } finally {
       formLoading.value = false
     }
+    nextTick(() => formRef.value?.clearValidate())
   },
   { immediate: true }
 )
@@ -213,11 +238,13 @@ const handleAdd = () => {
   }
   row.repairId = props.repairId
   formData.value.push(row)
+  nextTick(() => formRef.value?.clearValidate())
 }
 
 /** 删除按钮操作 */
 const handleDelete = (index) => {
   formData.value.splice(index, 1)
+  nextTick(() => formRef.value?.clearValidate())
 }
 
 /** 表单校验 */
@@ -232,6 +259,7 @@ const getData = () => {
 
 const setData = (rows: any[]) => {
   formData.value = Array.isArray(rows) ? rows : []
+  nextTick(() => formRef.value?.clearValidate())
 }
 
 defineExpose({ validate, getData, setData })