来自美国、巴西、印度的最新消息表明:全球性经济的回升乏力、信息产业的衰退并未影响科技的进步;相反,由于在经济发展中的出色表现,科技创新正日益受到世界各国的重视。1 科技创新——美国周期性经济衰退的缓冲器进入21世纪,美国经济陷入衰退,至今欲振乏力,但美国经济目前的困 The latest news from the United States, Brazil and India shows that the sluggish global economic recovery and the recession of the information industry have not affected the progress of science and technology. On the contrary, due to its outstanding performance in economic development, science and technology innovation is increasingly attaching importance to all countries in the world. 1 Scientific and technological innovation - the buffer of the cyclical economic recession in the United States In the 21st century, the U.S. economy has been in a recession and has so far been weak. However,