当今世界经济大调整，规模之大，影响之深，都是空前的。大调整就是大转折，也是大机遇、大挑战。我国是发展中的人口大国，没有经济持续健康地发展，就无法满足人民不断增长的需要。随着市场规模的变动、科技的进步和经济自身的发展，必须调整经济结构，才能调动国内市场活力 In today’s world economic restructuring, large-scale, deep impact, are unprecedented. Big adjustment is a big turning point, but also a big opportunity and a big challenge. As our country is a developing country with a large population, we can not meet the people’s ever-growing needs without sustained and healthy economic growth. With the changes in market size, progress in science and technology and economic development, we must adjust the economic structure in order to mobilize the vitality of the domestic market