A kind of large-billboard with the centralized supply power mode and the multi-control mode is introduced, including the contents of design of high-frequency central power, sequence startup mode, etc.
英
美
- 摘要介绍一种具有集中供电方式和多种控制模式的大型广告牌,主要包括其高频主电源、灯管顺序启动等内容。