坦克武器发展到今天,大体上可以认为经历了三个时期、四场辩论。廿世纪五十年代以前为第一时期。该时期的主要特点是“移植”,将其它炮种中的佼佼者移植到坦克上。也有人称之为选择学。只是由于坦克内部空间的限制和车辆行驶的影响,在火炮后座长度和自重平衡上做点文章。其主用弹种是榴弹。虽然后期——第二次世界大战中,坦克对阵和攻坚已上升到很高的位置,穿甲和爆破威力不足的矛盾十分突出。但技术的发展尚未赶上战争的需要,从根本上说仍属于第一时期。第二时期为自立时期。可以从英国20磅炮 Tank weapons to today, in general, can be considered to have gone through three periods and four debates. The first half of the 20th century before the fifties. The main feature of this period was “transplanting”, transplanting the best of the other cannons to the tank. Others call choice learning. Only because of the limitations of tank internal space and the impact of vehicle driving, the gun back seat length and weight balance on the article. Its main bullet is a grenade. Although later - in World War II, tank fighting and tackling have risen to very high positions, the contradiction between armor piercing and the lack of power is very prominent. However, the development of technology has yet to catch up with the needs of the war and basically still belongs to the first period. The second period for the independence period. Available from the British 20-pounder