揚水発電 (ようすいはつでん) — pumped storage, pumped-storage power generation, pumping up generation, pumped-storage hydroelectricity, pumping-up hydraulic power generation
揚水発電
よ う す い は つ で ん
Pumped storage, pumped-storage power generation, pumping up generation, pumped-storage hydroelectricity, pumping-up hydraulic power generation
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