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1960s 魚群探知機などの近代化 漁船の大型化 →遠洋漁業が隆盛 1973 オイルショック→燃料費の高騰 + 200浬漁業専管水域 →→沖合漁業へ +経済成長で高級魚 志向
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Optimized studying based on the forgetting curve vastly improves memorization. - What is reminDO? Memorize
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