Ibikoresho bikoreshwa cyane mubyuma birimo ibyuma bitagira umwanda, aluminiyumu, imyirondoro ya aluminiyumu yuzuye, zinc alloy, umuringa, nibindi. Iyi ngingo yibanze cyane kuri aluminiyumu nayivanze, itangiza uburyo bwinshi bwo kuvura busanzwe bukoreshwa kuri bo.Aluminium n'ibiyikomokaho bifite ibiranga e ...
Soma byinshi