科技
| Base Cost | 500 |
|---|---|
| Tech Level | Industrial |
| Prerequisites | Electricity |
| Tags | ClassicStart |
对比视图
air conditioning
AirConditioning
Build coolers to make people comfortable in hot weather, or to construct freezers for storing perishable goods.
关联（当前 -> 其他） 1
1-1 / 1
1
Research prerequisite 1/1
关联（其他 -> 当前） 0
暂无关联关系。