Umuyoboro w'icyuma
-
A312 304/321 / 316L yujuje ubuziranenge ibyuma bitagira umuyonga, igiciro cyiza
Umuyoboro w'icyuma ni ubwoko bw'icyuma kirekire kizengurutse, gikoreshwa cyane mu miyoboro yohereza inganda no mu bice byubaka imashini nka peteroli, imiti, ubuvuzi, ibiryo, inganda zoroheje, ibikoresho bya mashini, n'ibindi.Irakoreshwa kandi nkibikoresho byo mu gikoni.