Yiziphi izicaciso namamodeli we-rebar yebanga lesithathu?Njengamanje, ukuhlukaniswa kwensimbi yebanga lesithathu ngokuyinhloko kusekelwe kububanzi bokuzisholo.Ukucaciswa okuyinhloko ngu-8, 10, 12, 14, 16, 18, 20, 25, 30, 32, 40, 50, njll. Ngaphezu kwalokho, uma kukhona okunye okucaciswe kwinkontileka, Uma ...
Funda kabanzi