2021-04-15 Pulasitiki Optical CHIKWANGWANI (POF) (kapena Pmma Fiber) ndi ulusi wa kuwala womwe umapangidwa ndi polima.Mofanana ndi magalasi optical fiber, POF imatumiza kuwala (powunikira kapena deta) kupyola pakati pa fiber.Ubwino wake waukulu kuposa magalasi, mbali ina yofanana, ndikulimba kwake ...
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