But, not all the messages and changes are intended for the user; some are part of the page's operation, and it would be inappropriate to alert users to them.
但是，并非所有的消息和更改都是面向用户的；其中一些是页面的操作，而将这些事件通知给用户是不合适的。
2
You can alert and control the flowing quantity at any time and it is convenient and steady for operation.
你可以预警和控制流动量在任何时候，它是方便和平稳运行。
3
When the displayed content is alert prohibiting imaging, it is checked whether a switch operation has been performed.