島根原発2号機 設計と異なる部品 30年余り原子炉内で使用
【NHK】中国電力は、島根原子力発電所2号機で、原子炉の核燃料を支える金具の1つに、30年余りにわたり、誤ってテスト用の模擬部品を使っていたと明らかにしました。冷却水を流すための穴の直径が本来の設計より小さく、
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