led screen短语⁷⁷⁶³⁹ 基本例句 LED显示屏 Using embedded systems combining wireless communications technology, adopting B/ S architecture and modular design methods, this issue designs a wireless LED screen information publishing system. 本课题就是利用嵌入式系统结合无线通信技术，采用 B/ S架构和模块化设计方法，设计了一套无线 LED信息发布系统。 fabiao