Ukuze kwehliswe izindleko zephrojekthi, amanye amabhizinisi asebenzisa amatshe adayiwe esikhundleni se-ceramic aggregates. Indlela yokuhlukanisa phakathi kwamatshe adayiwe kanye nezinhlayiya ze-ceramic ezinombala
Ingxenye Yesibili: Itshe Lokudaya
