编码问题

@@ -194,7 +194,8 @@ class Body {
                 $data->body = base64_decode($data->body);break;
                 $data->body = base64_decode($data->body);break;
             }
             }
             case '8bit':{
             case '8bit':{
-                $data->body = mb_decode_mimeheader($data->body);
+                // 不需要怎么解码
+//                $data->body = mb_decode_mimeheader($data->body);
                 break;
                 break;
             }
             }
             case '7bit':{
             case '7bit':{