中国是世界上最大的发展中国家，农业人口比重很大，而且在计划经济体制下徘徊了３０年。无论综合国力还是整体科技水平与发达国家比较都存在着较大的差距。但我们绝不能妄自菲薄，自甘落后。世界上有许多“后起国效应”的例子我们都可以借鉴，为什么不能后来居上呢？ 从中国当 As the largest developing country in the world, China has a large agricultural population and has been in a planned economic system for 30 years. No matter the comprehensive national strength or the overall science and technology level, there is a big gap compared with the developed countries. But we must not be self-defeating and ourselves backward. There are many examples of “post-country effects” in the world that we can all learn from and why we can not come from behind. When from China