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据甘肃省统计局1992年2月26日公布的一项统计公报披露,1991年全省建材工业产品产量呈增长趋势。水泥产量达391万吨,比1990年
According to a statistical bulletin released by Gansu Bureau of Statistics on February 26, 1992, the output of building materials industry in the province showed an increasing trend in 1991. Cement production reached 3.91 million tons, more than in 1990