"计算机英语Unit 7: 电信与计算机通信"

The document titled "计算机英语Unit计算机通信推选PPT文档.ppt" is a part of the Computer English Unit on Computer Communication. This unit explores the concept of telecommunications and its role in enabling people to connect with each other, access information, and communicate from remote locations. Telecommunications involves the use of technology, such as telephone systems, to transmit information from a sender to one or more recipients. The document discusses the various aspects of telecommunications, highlighting how it allows for instant communication and access to information across the globe. It emphasizes the role of telecommunications devices in converting different types of information, such as sound and video, into electronic signals, which can then be transmitted over communication networks. Overall, the document provides an overview of telecommunications and its significance in facilitating global communication and information access. It serves as a valuable resource for understanding the fundamental principles of computer communication and the technology that enables it.