去掉unit

src/app/main/module-detail/module-detail.component.ts

@@ -76,7 +76,7 @@ export class ModuleDetailComponent implements OnInit {
   }
 
   add() {
-    this.req = {};
+    this.req = {unit: '-'};
     this.isUpdate = false;
     this.isV = true;
     this.try = {

src/app/main/sensor-topic-way/sensor-topic-way.component.ts

@@ -67,7 +67,7 @@ export class SensorTopicWayComponent implements OnInit {
   }
 
   add() {
-    this.req = {};
+    this.req = {unit: '-'};
     this.isUpdate = false;
     this.isV = true;
     this.try = {

src/app/main/topic-module-way/topic-module-way.component.ts

@@ -76,7 +76,7 @@ export class TopicModuleWayComponent implements OnInit {
   }
 
   add() {
-    this.req = {};
+    this.req = {unit: '-'};
     this.isUpdate = false;
     this.isV = true;
     this.try = {