本文针对发展中国家如何在既定的落后状态下 ,变不利为有利 ,实现经济起飞和赶超 ,提出“飞船模型”。通过描述飞船从准备起飞到平稳飞行的不同阶段的特点 ,阐释发展中国家如何利用后发优势 ,变不利为有利 ,实现经济起飞和赶超的过程和规律 This article aims at how developing countries put forward the “spacecraft model” in an undeveloped state under the unfavorable and favorable conditions for economic take-off and catch-up. By describing the characteristics of the spacecraft from different stages of preparation for take-off to steady flight, it is illustrated how developing countries can make use of the advantages of backwardness and become unfavorable and conducive to the process and laws of economic take-off and catch-up