Ka nts'etsopele ea mahlale le thekenoloji, thapo ea marang-rang le fiber ea optical e fetohile lijari tse peli tsa bohlokoa ka ho fetisisa tsa phetiso ea matšoao a marang-rang.Phetisong ea lets'oao, fiber ea optical e na le melemo e mengata, joalo ka sebaka se selelele sa phetisetso, lets'oao le tsitsitseng, phokotso e nyane, lebelo le phahameng, ...
Bala haholoanyane