Practice proved that the option on electromechanical equipment for Letan hydropower station was rational.
Practice proved that the option on electromechanical equipment for Letan hydropower station was rational.
实践证明，乐滩水电站机电设备的选型是合理的。
Practice proved that the option on electromechanical equipment for Letan hydropower station was rational.
实践证明，乐滩水电站机电设备的选型是合理的。