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physical layer
微软	strat fizic (Layer one of the OSI model. A software layer that transmits bits from one computer to another and regulates the transmission of a stream of bits over a physical medium. This layer defines how the cable is attached to the network and which transmission technique is used to send data over the cable)
通讯, 计算	nivél 1; nivel fizic
英语 词库
Physical Layer
信息技术, 缩写	PL (ISO, OSI)