Once the program caches the data, it erases the data fields rather than refreshing the screen, similar to Ajax.
程序缓存数据后，将擦除数据字段而不是刷新屏幕，这与Ajax类似。
The digital television system handles refreshing the screen, updating the program and responding the keypad event, and so on.
数字电视系统主要处理屏幕定时刷新、节目周期更新和键盘事件处理等实时任务。
The digital television system handles refreshing the screen, updating the program and responding the keypad event, and so on.
数字电视系统主要处理屏幕定时刷新、节目周期更新和键盘事件处理等实时任务。
应用推荐