 <unk> rifle divisions were organized along the Soviet model with three motorised rifle regiments , one tank regiment , and a full complement of 12 @,@ 000 infantry soldiers . The artillery , <unk> , and air defence regiments of divisions provided specialised fire support that enabled motorised rifle and tank regiments to maneuver . The air defense regiments consisted of two anti @-@ aircraft artillery battalions and one surface @-@ to @-@ air missile ( <unk> ) battalion , each composed of several batteries . In the late 1980s the artillery regiments of motorised rifle and tank divisions included two artillery battalions , one multiple rocket launcher battalion , and one surface @-@ to @-@ surface missile battalion . 
