据国家机械委工厂设计系统科技情报网《简讯》88年第42期报道,机械工业及火花工建设项目用地定额指标编制协调会于1988年4月14日在机械委第七设计研究院召开。用地定额指标,主要为计算建设项目所需用地面积、建设项目的选址、总平面设计和按合理方案 According to the report of the 42nd issue of the “Report of the Ministry of Science and Technology of the State Council of Machinery Industry,” the Science and Technology Information Network of the State Administration of Science and Technology, No. 42, the coordination meeting for the establishment of land quotas for the construction of mechanical and spark industry projects was held on April 14, 1988 at the Seventh Design and Research Institute of the Committee of Machinery. Land quotas are mainly used to calculate the land area required for construction projects, site selection for construction projects, general plane design and reasonable plans.