diff --git a/src/views/technology/process/content.vue b/src/views/technology/process/content.vue
index 3ec3735..8d77f60 100644
--- a/src/views/technology/process/content.vue
+++ b/src/views/technology/process/content.vue
@@ -207,7 +207,7 @@ export default {
         console.log("device是空，if获取的device",this.form.device);
         this.form.device = obj;
       }else{
-        if(obj != undefined && obj != null){
+        if(obj != undefined && obj != null && obj != "" ){
           const a = obj.split(',');
           const len = obj.split(',').length;
           console.log('切割的数组',obj.split(','));
diff --git a/src/views/technology/process/index.vue b/src/views/technology/process/index.vue
index 2ed0723..d337360 100644
--- a/src/views/technology/process/index.vue
+++ b/src/views/technology/process/index.vue
@@ -831,13 +831,13 @@ export default {
     },
     //新增 设备选择弹出框
     onItemSelectedEquipment(obj) {
-      if (this.form.equipment == null) {
+      if (this.form.equipment == null || this.form.equipment == "") {
         console.log("equipment是空，if获取的obj", obj);
         console.log("device是空，if获取的equipment", this.form.equipment);
         this.form.equipment = obj;
         this.selectMaterielListtag = obj.split(",");
       } else {
-        if (obj != undefined && obj != null) {
+        if (obj != undefined && obj != null && obj != "") {
           const a = obj.split(",");
           const len = obj.split(",").length;
           console.log("切割的数组", obj.split(","));
diff --git a/src/views/technology/recipe/content.vue b/src/views/technology/recipe/content.vue
index 36f274c..0436286 100644
--- a/src/views/technology/recipe/content.vue
+++ b/src/views/technology/recipe/content.vue
@@ -318,7 +318,7 @@ export default {
         console.log("device是空，if获取的device",this.form.device);
         this.form.device = obj;
       }else{
-        if(obj != undefined && obj != null){
+        if(obj != undefined && obj != null && obj != ""){
           const a = obj.split(',');
           console.log('切割的数组',obj.split(','));
           a.forEach(item => {
@@ -347,7 +347,7 @@ export default {
         console.log("material是空，if获取的material",this.form.material);
         this.form.material = obj;
       }else{
-        if(obj != undefined && obj != null){
+        if(obj != undefined && obj != null && obj !=""){
           const a = obj.split(',');
           const len = obj.split(',').length;
           console.log('切割的数组',obj.split(','));