但是，如果在等待载入期间，网站能够向用户显示反馈消息，比如一个进度条，那么用户可以忍受的时间会延长到38秒。
However, if waiting for loading, the website can feedback message to the user, such as a progress bar, then users can tolerate the time will be extended to 38 seconds.
该膜能够有效地阻止离子反馈，对延长像管的寿命具有重要意义。
The film can stop the ion feedback effectively and it is very important to lengthen the life of the image tube.
该膜能够有效地阻止离子反馈，对延长像管的寿命具有重要意义。
The film can stop the ion feedback effectively and it is very important to lengthen the life of the image tube.
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