本文主要从东、中西部的生产要素供给结构与需求结构对三地产业结构的要求入手 ,剖析现实的产业结构同理论要求的产业结构的严重错位及东西部经济合作难以开展、两地经济差距愈来愈大的原因 ,论述东西部经济合作对东中西部经济发展与结构升级的积极作用 ,探讨西部经济起飞的启动点与东西经济合作的切入口与途径 This article mainly from the east, west and middle of the supply of production structure and demand structure of the three industrial structure requirements, analysis of the actual industrial structure with the theoretical requirements of the serious dislocation of industrial structure and the eastern and western economic cooperation is difficult to carry out the economic gap between the two More and more big reason, expounding the positive effect of the east-west economic cooperation on the economic development and structural upgrading of the eastern, central and western regions, and discussing the starting point of the economic take-off in the west and the entrance and ways of the east-west economic cooperation