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2009年最后一天,一个新的纪录定格在“全国特级安全高效矿井”大同煤矿马脊梁矿,该矿已连续安全生产2526天!这是一份关于“责任”的答卷
On the last day of 2009, a new record was finalized at Majianliang Mine of Datong Coal Mine, “National Super-safe and Efficient Mine”, which has been continuously and safely produced for 2,526 days! This is a questionnaire on “Responsibility”