Guhitamo biterwa no gusaba hamwe nubwoko bwamazi.
Flat-face ihuza igabanya isuka, mugihe
gusunika-guhuza guhuza kwemerera kwihuta. Ibyuma bya Ruihua bitanga ubwoko bwombi kandi birashobora gutahuze kandi ihererekanya ingufu hagati yimuka nyamukuru na mashini itwara. Bemerera gukora neza kandi buhoro buhoro gutangira no guhagarika imashini, kugabanya imihangayiko no kwambara kubice bya sisitemu.