fix bug

src/app/routes/waybill-management/components/bulk/bulk.component.ts

@@ -104,6 +104,9 @@ export class WaybillManagementBulkComponent implements OnInit {
             searchDebounceTime: 300,
             searchLoadingText: '搜索中...',
             allowClear: true,
+            visibleIf: {
+              _$expand: (value: boolean) => value
+            },
             onSearch: (q: any) => {
               console.log(q)
               let str =q.replace(/^\s+|\s+$/g,"");