--- Minor Update ---

1. New machinery has been added: Air Separator.
2. New gases have been added: Hydrogen, Nitrogen, Methane, Krypton gas, Dinitrogen Monoxide, Xenon gas, and Ozone.
3. A new achievement has been added: The Secrets of Air.
4. A GUI slot placeholder item has been added: Slot Occupied Plate.
5. The material of the Argon gas tank has been corrected.
6. An element has been added: Blades.
7. The material of the barrelrevolving wheel has been changed.
8. Fixed the logic bug in the kiln.

---小更新---

1. 添加了新的机械：空气萃取机。
2. 添加了新的气体：氢气、氮气、甲烷、氪气、一氧化二氮、氙气和臭氧。
3. 新增了成就：空气的奥妙。
4. 添加了GUI槽位占位物品：槽位占用板。
5. 修正了氩气气体罐的材质。
6. 加入了元件：扇叶。
7. 更改了筒转轮的材质。
8. 修复了窑炉逻辑bug。