The change of science and technology development is the information of China's science and technology development!

With the development of science and technology, our life is more colorful and the world is more harmonious and beautiful!

Science and technology have brought too much to human beings, such as the earliest invention of gunpowder, which enabled human beings to open roads, bridges and buildings, which promoted the development of various undertakings and the rapid development of military industry. With the advent of papermaking and printing technology, human beings have the output of writing conditions, which has promoted people's extensive exchanges in culture, art, language, science and technology, economy and so on; The invention of the compass promoted the development of navigation and trade, completed the great geographical discovery, and made mankind know the earth; Nowadays, the scientific and technological achievements of hybrid rice and super rice have improved the grain and solved the problem of feeding the world population; Like Shenzhou V and Shenzhou VI, these space shuttles help astronauts land on the moon, explore Mars and roam in space. Satellites provide us with satellite cloud pictures and weather forecasts, and can also relay TV signals; Robots can do many things that humans can't do, such as diving into the deep sea, breaking into the fire to save people ...

Humans have also invented telephones and computers, which make our lives more convenient. For example, telephone: two people can communicate with each other by telephone when they are far away from Qian Shan, and this is the miracle that telephone brings to mankind. The telephone was invented, and people didn't invent computers. Computers can search the information they are looking for through the internet, and have text and video conversations with relatives and friends far away through chat rooms. You can also send an E-mail to the other party to receive it in a few seconds, which not only saves paper, but also allows the other party to receive it quickly ...

The development of science and technology not only improves our living standards, but also improves our quality of life!