1、四川循环经济支撑体系建设的紧迫性当前,四川迅速增长的经济总量与资源供给相对匮乏的瓶颈性约束构成了尖锐矛盾。从资源消耗的增幅看,近年来,四川省钢、铁有色金属、水泥等主要原材料增速远远超过GDP增速,且即每增加一个百分点所消耗的原材料逐渐增多,以目前的主要原材料消 1. The Urgency of Establishing a Supporting System for Sichuan Recycling Economy At present, the bottleneck constraints of the rapidly growing economy in Sichuan and the relative lack of resources provide a sharp contradiction. In recent years, the growth rates of major raw materials such as steel, iron non-ferrous metals and cement in Sichuan Province have far exceeded the growth rate of GDP and the raw materials consumed for every one percentage point increase gradually. Based on the current major raw material consumption