This paper presents the AVC system of North China Grid and discusses the design and realization of Anding substation.
对华北电网自动电压控制系统的实验运行进行了介绍，研究讨论了安定子站的设计及实现。
2
Some examples of application of AVC to machinery, architectural structure and noise control engineering are also given.
例举了有源振动控制在机械、建筑、噪声控制工程中的若干应用；
3
The H. 264/AVC has become the research focus nowadays. This thesis mainly does research on the key algorithm of the H. 264 standard and focus on the road image sequences.