求翻译：两河口水电站的开发任务主要为发电，并结合汛期蓄水有减轻长江中下游防洪负担的作用。水库正常蓄水位2865.0m，正常蓄水位以下库容101.5亿m3，调节库容65.6亿m3，具多年调节性能。电站装机容量300万kW，多年平均年发电量115亿kW.h。是什么意思？

Two estuarine hydro-power development the main task for power generation, combined with flood water has reduced the burden of the role of the Yangtze River flood. Normal reservoir water level 2865.0m, normal water storage capacity of 10.15 billion the following m3, regulating capacity of 6.56 billio

The estuary mandate the hydro-electric development primarily for power generation, water storage and flood in conjunction with a reduced burden on middle and lower reaches of the Yangtze River flood. normal water storage reservoirs, 2865.0 m below normal water storage waterhead waterhead 10.15 billi

The Lianghekou hydroelectric power station development duty mainly is the electricity generation, and unifies the flood season inpoundment to have reduces middle and lower reaches Yangtze River to prevent floods the burden function.Reservoir normal store water level 2865.0m, below the normal store w

Of lianghekou hydropower development tasks are mainly for power generation, combined with water storage and reduce the burden on lower reaches of the Yangtze River flood control in flood period in effect. Normal water level of reservoir 2865.0M, normal pool level following capacity of 10.15 billion

Of lianghekou hydropower development tasks are mainly for power generation, combined with water storage and reduce the burden on lower reaches of the Yangtze River flood control in flood period in effect. Normal water level of reservoir 2865.0M, normal pool level following capacity of 10.15 billion