diff --git a/src/views/documentTool/documentSplit/modules/SplitAddForm.vue b/src/views/documentTool/documentSplit/modules/SplitAddForm.vue
index f4a0757..600cc48 100644
--- a/src/views/documentTool/documentSplit/modules/SplitAddForm.vue
+++ b/src/views/documentTool/documentSplit/modules/SplitAddForm.vue
@@ -174,6 +174,7 @@
                                        :nameStr="formInline[item.dbFieldName + '_dictText']"
                                        @nameChange="treeDataSelectNameChange"
                                        :optionsHref="item.treeFirstHref"
+                                       :parentChildRelateDefault="item.dbFieldName !== 'part_name'"
                                        :dict-id="item.dictId"/>
                 </a-form-model-item>
               </div>