万一遇到极端天气，也一定会确保居民用气。
In case that meet extreme weather, will definitely ensure that the dweller use air as well.
随着城市规模不断扩大，工业和居民用气需求会进一步提高，供热总量会有较大幅度增加。
Demand for steam for both industrial and household uses will increase along with the urbanization process, and therefore the total amount of heat supply is to see a sharp rise.
应用推荐