修改

app/Http/Controllers/Api/ScreenController.php

@@ -486,6 +486,11 @@ class ScreenController extends BaseController
         $list = $this->limitC($model,'',$data);
 
         foreach ($list['data'] as $key => $value){
+            if($value['data_point_id'] == 2){
+                $list['data'][$key]['data_point_name'] = $value['data_point_name'] . "约{$value['value']}吨";
+            }elseif($value['data_point_id'] == 4){
+                $list['data'][$key]['data_point_name'] = $value['data_point_name'] . "约{$value['value']}吨";
+            }
             $list['data'][$key]['time'] = $value['time'] ? date('Y-m-d H:i:s', $value['time']) : '';
         }