更新

app/Services/DynamicService.php

@@ -249,7 +249,7 @@ class DynamicService
             if($distance>=1){
                 $distance = round($distance);
             }else{
-                $distance = round($distance*1000);
+                $distance = round(floatval($distance)*1000);
             }
 
             $dynamic['data'][$k]['distance'] = $distance;