应该用哪种时间来描述我们所生活的这个世界呢，时钟时间？实时时间？
Which time describes the world in which you really live, real time or clock time?
利用AT 89s51单片机及实时时钟集成电路ds1643，设计了一个电子钟系统，实现了日期、时间显示及报时功能。
Use AT89S51 single chip and real-time clock integrated circuit DS1643, designed an electronic clock system, realized the date, time display and reported time.
提供一种设置包括在数字广播接收器中的实时时钟的时间的方法和设备。
Provided are a method and apparatus for setting the time of a real-time clock included in a digital broadcast receiver.
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