Kwinkqubo yokuvelisa i-semiconductor, ukusetyenziswa kwamacandelo e-granite kuye kwathandwa ngabavelisi abaninzi.Igranite luhlobo lwelitye elivuthayo elibandakanya i-quartz, mica, kunye neeminerali ze-feldspar.Iipropati zayo, ezibandakanya uzinzo oluphezulu lwe-dimensional...
Funda ngokugqithisileyo