The paper introduced a bar lattice LED system, which could provide message source based on pager technology.

介绍了一个以寻呼技术提供信息源的文字条形显示屏控制系统。

youdao

The paper introduced a bar lattice LED system, which could provide message source based on pager technology.

介绍了一个以寻呼技术提供信息源的文字条形显示屏控制系统。

youdao