我国固定资产投资项目的经济规模标准（第一批）说明：１、这一固定资产投资项目经济规模标准主要是针对我国目前少数规模效益比较显著、市场供需矛盾比较突出的热点产品，如乙烯。炼油、纯碱、轿车、发动机等，以充分发挥规模经济的优势，调整产业结构和企业组织结构，提... Economic Scale Standard of China’s Fixed Assets Investment Projects (The First Batch) Explanation: 1. The economic scale standard of this fixed asset investment project is mainly aimed at the current hot spot products such as ethylene, which have a significant effect on the scale of the minority in China and the contradiction between supply and demand in the market is prominent. Refining, soda ash, cars, engines, etc., in order to give full play to the advantages of economies of scale, adjust the industrial structure and business organizational structure, mention ...