Ni gute watandukanya insinga nziza n'izibi za fiber optique?
1. Agasanduku k'inyuma: 1. Agasanduku k'inyuma k'insinga z'amashanyarazi zo mu nzu muri rusange gakozwe muri polyvinyl chloride (PVC), polyethylene, cyangwa polyurethane irinda umuriro (LSZH). Agasanduku k'inyuma kararyoshye, karabagirana, gashobora koroha, kandi koroshye gukuramo...
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