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       地址:北京朝阳区大屯路甲20号国家天文台
       邮编:100101
       邮箱:gtc@nao.cas.cn

       Address:National Astronomical Observatories, Chinese Academy of Sciences,

                        20A Datun Road, Chaoyang District, Beijing, China (100012)
       Email: gtc@nao.cas.cn