8871 Maginot Line，冲锋枪士兵和碉堡防守，敌军普通火炮冲锋 Maginot Line, submachi

8871 Maginot Line，冲锋枪士兵和碉堡防守，敌军普通火炮冲锋 Maginot Line, submachine gun soldiers and bunker defense, enemy regular artillery assault