修复抄表时，对电表基本信息进行校验

application/em/controller/Em.php

@@ -270,7 +270,7 @@ class Em extends Base
 
     public function  check(){
         $post = Request::post();
-        $em_numb = $post['em_numb'];
+        $em_numb = $post['id'];
 
         $em = \app\em\model\Em::with('rule')->get(['em_numb'=>$em_numb]);
         if(!isset($em->rule->pay_price) || empty($em->rule->pay_price)){