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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