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本世纪中叶以后,由于科学技术的迅猛发展,给人类带来了空前的繁荣。1950年到1973年世界经济增长5％,人口增加1.9％,人均总产值增长3％以上,人均收入成倍增加。从现代的昌盛,回顾人类社会漫长的过去,可以说是新的工业革命使时代发生了巨大变化。从靠农耕技术获取的原始社会到农业社会的变革,从十八世纪后半叶到1830年英国爆发的工业革命,拉开了工业社会的序幕。蒸汽机、纺织机、镗床、苏打、水泥等都是这个时期的产物。这个时代可称为第一次技术革新期。从十九世纪后半叶到二十世
Since the middle of this century, due to the rapid development of science and technology, unprecedented prosperity has been brought to mankind. From 1950 to 1973, the world economy grew by 5%, its population increased by 1.9%, its per capita GDP increased by more than 3%, and its per capita income doubled. From the prosperity of the present age and the retrospect of the long past of human society, it can be said that the new industrial revolution has undergone tremendous changes in the times. The transformation from primordial society to agrarian society, which was acquired by farming techniques, started the industrial society from the second half of the eighteenth century to the industrial revolution that broke out in England in 1830. Steam engine, textile machine, boring machine, soda, cement, etc. are the products of this period. This era can be called the first technological innovation period. From the second half of the nineteenth century to twentieth Century