A: Each weapon ah its own recommendations independent of whether the perk is preferred on any other weapon.极光按形态可分为匀光弧极光、射线式光柱极光、射线式光弧光带极光、帘幕状极光和极光冕。極光發現的歷史很早，許多解釋極光的迷信或過時的理論已經存在數百年了。冰岛是被全