underground gas storage

例句：

1. 1. The underground gas storage facility is located in the mountainous area, providing a significant source of natural gas for the city.
   这个地下储气设施位于山区，为城市提供了大量天然气。
2. 2. Due to the high cost of drilling and transportation, underground gas storage is becoming an increasingly important option for energy storage.
   由于钻井和运输成本高昂，地下储气已成为能源存储越来越重要的选择。
3. 3. The underground gas storage project has been completed successfully, which will greatly reduce the dependence onforeign oil and improve energy security.
   地下储气项目已成功完成，这将大大减少对外国石油的依赖并提高能源安全。