Inisnecessarytostudydynamicoperationefficiencyoftransmissionnetworksinordertorealizehighintensificationofcommunicationnetworks.Theoperationefficiencydiscussedhereshouldexistnotinlogic-circuitlayer,butalsoinbothpathlayerandmediumlayer.Atheoreticalmethodofthemeasurementoflayersanscomprehensiveevaluationsispresentedbasedontheconceptoftransmissionefficiency.