Ngokwezinqubo ezahlukene zokukhiqiza, ingahlukaniswa ibe inaliti yokuphotha ezwakele kanye nenaliti ephephethwayo;Ngokwezinto zokusetshenziswa ezihlukene kanye namafomula, ingahlukaniswa: uhlobo olujwayelekile (STD), uhlobo lokuhlanzeka okuphezulu (HP), uhlobo lwe-aluminium ephezulu (HA), uhlobo lwe-aluminium ye-zirconium, uhlobo olujwayelekile...
Funda kabanzi