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Continue to Chat“省エネ半導体”の開発にめど 青色発光ダイオードの材料使用 | NHKニュース https://blog.40ch.net/2018/05/17/in-light-of-the-development-of-energy-saving-semiconductors-materials-for-blue-light-emitting-diodes-are-used/
“省エネ半導体”の開発にめど 青色発光ダイオードの材料使用 | NHKニュース https://blog.40ch.net/2018/05/17/in-light-of-the-development-of-energy-saving-semiconductors-materials-for-blue-light-emitting-diodes-are-used/