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一、概述总公司于1985年引进国外的主要设备及技术,1986年4月建成了一条预拌混凝土生产线,先后在几十项较大的工程中应用,到1987年上半年累计生产混凝土10万m~3,深受用户的欢迎。近几年来,大连地区高层建筑增多,现浇混凝土量上升。以总公司为例,1986年现浇混凝土占混凝土总量已达85％以上。大连地区具有发展混凝土材料的优越条件,有蕴藏丰富的石灰石资源,有较
I. Overview The head office introduced foreign major equipment and technology in 1985. In April 1986, a ready-mixed concrete production line was built. It was used in dozens of larger projects and cumulatively produced 100,000 tons of concrete in the first half of 1987. m~3, welcomed by users. In recent years, high-rise buildings in Dalian have increased, and the amount of cast-in-place concrete has increased. Taking the head office as an example, in 1986, the total amount of cast-in-place concrete for concrete has reached more than 85%. The Dalian area has the favorable conditions for the development of concrete materials, with rich limestone resources and a comparative advantage.