Kohereza vis

Ibyuma biri kure cyane bikozwe mu cyuma cya karuboni gikonje gikomeza kuzunguruka, umuzi ufite ubugari bwa mm 5, uburebure bw'igitereko buhinduka bukozwe mu cyuma cya karuboni cya mm 4, igishishwa ni: isahani y'icyuma ya karuboni ya mm 3, igipfukisho ni: isahani y'icyuma ya mm 2, imiterere minini ya V, itumizwa mu mahanga ifite icyuma gikonjesha, umunyururu cyangwa icyuma gitwara intebe, intebe ifite Fujian Yitai Ke