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水库按其所在位置和形成条件,通常分为山谷水库、平原水库和地下水库三种类型。山谷水库多是用拦河坝截断河谷,拦截河川径流,抬高水位形成。平原水库是在平原地区,利用
Reservoir according to their location and formation conditions, usually divided into valley reservoir, plain reservoir and underground reservoir of three types. Valley reservoir mostly cut off the valley with a barrage to intercept river runoff and raise the water level. Plain reservoirs are utilized in plain areas