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Yakakura inotakura inokwana GRC yekupinda pasi
GRC yakasimudzwa pasi chizvarwa chitsva chezvakatipoteredza-inoshamwaridzika network pasi yakagadzirwa nesilicate, inorganic fiber, mineral fiber, jecha requartz uye zvimwe zvinhu kuburikidza nekumanikidza kwakanyanya kuumbwa.Pasi hapachina chero chinoputika chepfu uye mwaranzi, inogona kuparara zvachose, uye hupenyu hwesevhisi hwakafanana nehwechivako.
