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  • bitdays.co.kr/2021/02/24/%ea%b3%a0%ea%b8%89-co2-%ec%84%bc%ec%84%9c-%ec%8b%9c%ec%9e%a5-2021-%ea%b3%b5%ec%9c%a0-%ed%83%91-%ec%a0%9c%ec%a1%b0-%ec%97%85%ec%b2%b4-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ed%81%ac%ea%b8%b0-%eb%b6%84/ (port 80)