到上个世纪末，我国社会主义建设取得了举世瞩目的成就，全国在总体上达到小康水平，一些东部沿海地区进入了比较发达阶段。然而，贫困问题在中西部地区还普遍存在，经济发展水平从东到西呈梯度递减，这种地区间的非协调发展，有碍于共同富裕目标的最终实现，有碍于民族团结、 By the end of the last century, China’s socialist construction has made remarkable achievements. The entire country has generally reached a relatively comfortable standard. Some eastern coastal areas have entered a relatively advanced stage. However, the problem of poverty is still widespread in the central and western regions, and the level of economic development decreases gradually from east to west. The non-coordinated development of such regions hinders the ultimate realization of the goal of common prosperity and hinders the unity of nationalities,