放入两个同品质的物品，加工后概率产出 1 个高一阶品质的同种物品，或者产出 1 个废料。品质只升一阶，不会跳级。如果下一阶品质还没研究，机器会停机，不会浪费你的物品。（此模组为AI制作）
Adds a Quality Upgrader machine: feed it 8 items of the same quality and it returns one item of the next quality tier, or 8 scrap. Per-tier chances are configurable in the startup settings.
Providing the player with new tools or adjusting the game interface, without fundamentally changing gameplay.