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physical layer
commun., comp.	fizikālais slānis
comp., MS	fiziskais slānis (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)
English thesaurus
Physical Layer
IT, abbr.	PL (ISO, OSI)