diff --git a/mes-ui/mes-ui-admin-vue3/src/views/biz/projectorder/detail.vue b/mes-ui/mes-ui-admin-vue3/src/views/biz/projectorder/detail.vue
index 0c9965d2..abfdc5aa 100644
--- a/mes-ui/mes-ui-admin-vue3/src/views/biz/projectorder/detail.vue
+++ b/mes-ui/mes-ui-admin-vue3/src/views/biz/projectorder/detail.vue
@@ -147,7 +147,7 @@
                 <el-form-item label="销售订单号" prop="contractNo">
                   <el-input
                     class="!w-250px"
-                    disabled
+                    :disabled="detailDisabled"
                     v-model="formData.externalCode"
                     placeholder="请输入销售订单号"
                   />