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辽宁铁法矿务局的三台子一井,是国家“七五”期间现代化煤矿建设样板之一,设计能力为年产原煤150万吨。该矿井1987年7月1日开工,设计工期52个月,包建工期48个月,实际只用了40个月建成,已于1990年11月1日投产,比过去全国同类型矿井的建设工期缩短了三年。经东北内蒙古煤炭工业联合公司(以下简称东煤公司)受能源部委
The Santaiziyi well of the Liaoning Tiefa Mining Bureau is one of the models of modern coal mine construction during the “7th Five-Year Plan” period of the country, with a design capacity of 1.5 million tons of raw coal per year. The mine was started on July 1, 1987. The design period was 52 months. The construction period was 48 months. It actually took only 40 months to complete, and it was put into operation on November 1, 1990. This is more than the construction of the same type of mine in the country. The duration has been shortened by three years. The Northeastern Inner Mongolia Coal Industry Corporation (hereinafter referred to as Dong Coal Company)