(1) China began to lose its independent status and began to become a semi-colonial and semi-feudal society. Wind or steam power. First hand information.
(2) The ranking of Britain and France decreased, while the ranking of virtue increased. Reason: In the second industrial revolution, the industrial development momentum of Germany and Germany surpassed that of Britain and France.
(3) The speed of scientific and technological development is getting faster and faster, and the speed of converting science and technology into productivity is getting faster and faster. It promotes the unprecedented development of social productivity, changes people's way of life and work, and mankind enters the information age.
(4) The strategy of rejuvenating the country through science and education; attracting and cultivating innovative talents, rewarding scientific and technological inventions, changing the mode of economic growth, developing high-tech industries, increasing investment in science and technology, etc., is reasonable.