Sidee loo kala saaraa fiilooyinka fiber optic-ga ee wanaagsan iyo kuwa xun?
1. Galka Dibadda: 1. Galka dibadda ee fiilooyinka indhaha ee gudaha waxaa guud ahaan laga sameeyaa polyvinyl chloride (PVC), polyethylene, ama polyurethane-ka ololka celiya (LSZH). Galka dibadda waa siman yahay, dhalaalaya yahay, dabacsan yahay, waana mid si fudud loo furi karo...
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