摘要
本文利用数学中的对换 ,得到三次产业结构变动的三个命题 ,并分析了三次产业结构中的变动情况。
Based on the exchange on mathematics, the present paper obtains three propositions on three changes of industrial structure, by which an analysis is given to the three changes of industrial structure
出处
《楚雄师范学院学报》
2003年第3期22-24,共3页
Journal of Chuxiong Normal University
关键词
对换
产业结构
变动
exchange, industrial structure, change