Taking the citywide traffic system example above, an analysis level might include system elements such as the traffic signaling, traffic detection, central control, and override control, among others.
在上面全市交通系统的例子中，分析层级可能包括诸如交通信号、交通探测、中央控制和过载控制等系统元素。
2
The method which combines cross correlation detection with chaos theory to detect the weak signals relative to central frequency in overvoltage monitoring is proposed in the paper.
提出将互相关检测和混沌理论相结合应用于过电压监测中的频率跟踪，检测相对于中心频率极小的微弱信号。
3
Alarm systems - Intrusion detection - Events controller-recorder function integrated in central alarm units or telephone alarm transmitters.