6443山炮和碉堡防守，敌军小军官和GrW-34 迫击炮士兵冲锋 Mountain artillery and bunk

6443山炮和碉堡防守，敌军小军官和GrW-34 迫击炮士兵冲锋 Mountain artillery and bunker defense, enemy junior officers and GrW-34 mortar soldiers charge