1.Defines those health-monitoring events raised at a periodic interval.
定义以周期性间隔引发的状况监视事件。
2.Bootchartd is essentially a profiler that samples the environment at a periodic interval (by default, once every 200 ms).
Bootchartd本质上是一个分析器，它每隔一段时间定期对环境进行采样（默认间隔是200ms）。
3.A database administrator typically creates a full database backup at a periodic interval, such as weekly.
数据库管理员通常会定期（例如每周）创建完整数据库备份。
4.Stationary Oscillation of Periodic Interval System
区间系统的平稳振荡