Ⅰ. Our Times The human civilization has so far witnessed the era of agro-economy that lasted for thousands of years, the era of industrial economy that began about 300 years ago, the information age that started sinc...Ⅰ. Our Times The human civilization has so far witnessed the era of agro-economy that lasted for thousands of years, the era of industrial economy that began about 300 years ago, the information age that started since the 1980s, and the beginning of a knowledge-based economy era in the 1990s, ushered in by a rapid science and technology (S&T) development. Agro-economy During the period of agro-economy, land, sun-展开更多
文摘Ⅰ. Our Times The human civilization has so far witnessed the era of agro-economy that lasted for thousands of years, the era of industrial economy that began about 300 years ago, the information age that started since the 1980s, and the beginning of a knowledge-based economy era in the 1990s, ushered in by a rapid science and technology (S&T) development. Agro-economy During the period of agro-economy, land, sun-