1.Kupisa tembiricha girazi inki, inonzi zvakare yakanyanya tembiricha yakadzikama girazi inki, sintering tembiricha iri 720-850 ℃, mushure mekushisa kwakanyanya kupisa, inki negirazi zvakasunganidzwa zvakabatana. Inoshandiswa zvakanyanya mukuvaka machira emaketeni, girazi remotokari, girazi remagetsi, nezvimwe. 2. Girazi regirazi inki: ...
Verenga zvimwe