This paper discusses all kinds of timing characteristics about real time data including external validity interval, mutual validity interval, sampling simultaneous interval, data deadline etc.
本文详细讨论了实时数据的各种定时特征，包括数据的外部有效期、相互一致性、采样同步性、数据截止期等；
2
The control program includes timing interrupt service program, external interrupt service program and main program.
控制程序设计包括定时中断服务程序、外中断服务程序及主程序。
3
The part of timing is a double closed loop DC timing system, and it is composed of rev loop (internal loop) and current loop (external), which are series-wound.