Zane-zanen zobe yana buƙatar zama mai ma'ana Fasahar hatimi a cikin haɓakar ci gaban fasahar hydraulic da fasahar huhu, fasahar rufewa da ake amfani da ita a ƙasashen waje galibi tana rufe piston, galibi ta dogara da watsa matsakaicin matsin lamba na abubuwan rufe bakin baki don cimma nasara.
Kara karantawa