diff --git a/src/pages/processCenter/pages/creatProcess/qbfs/step1.vue b/src/pages/processCenter/pages/creatProcess/qbfs/step1.vue
index 62b7186d1..dbdccd5d2 100644
--- a/src/pages/processCenter/pages/creatProcess/qbfs/step1.vue
+++ b/src/pages/processCenter/pages/creatProcess/qbfs/step1.vue
@@ -757,12 +757,15 @@ export default {
   methods: {
     replaceLawsNumModelBt(){
       if(this.modelDataSelect && this.modelDataSelect.length > 0){
-        this.qbfsForm.modelData = []
-        this.qbfsForm.modelData = this.modelDataSelect
+        this.qbfsForm.modelData = this.unique(this.qbfsForm.modelData.concat(this.modelDataSelect))
       }
       console.log(this.qbfsForm.modelData)
       this.replaceLawsNumModel = false
     },
+    unique(newArr) {
+          const res = new Map();
+          return newArr.filter((newArr) => !res.has(newArr.id) && res.set(newArr.id, 1));
+    },
     // 更多
     handleCommand (command) {
       if (command[2] === '删除') {