SELF PROPELLED GUN
The gun which can move itself is formed with the chassis of the vehicle. The self-propelled gun is mainly composed of weapon system, chassis part and armored body. Besides the classification of gun types, the self-propelled gun can be divided into crawler type, tire type and semi track type according to the structure form of action device; According to the armor protection, it can be divided into full armor type (closed type), semi armored type (semi enclosed type) and open type. The fully armored vehicle body is usually closed and has the ability to protect nuclear, chemical and biological weapons