Current location - Recipe Complete Network - Dinner recipes - An example of the development of modern China?
An example of the development of modern China?
1, leading the world from 4G to 5G. The traffic society is coming, and the network speed is efficiency. Complete the download of a high-definition blockbuster in a few seconds, and the live broadcast is "minutes are not stuck." It is predicted that 5G will be commercialized in China in 2020, and the number of 5G users in China is expected to reach 1 billion in 2025.

2. Beidou satellite navigation system

At present, the National Beidou Precision Service Network has covered 3 17 cities in China and is widely used in the construction of smart cities in China. By 20 18, China will complete the global networking of Beidou-3. Launch the 18 satellite, and take the lead in providing basic services to countries along the Belt and Road; By 2020, a global service capability will be formed and a world-class global satellite navigation system will be built.

3. Quantum satellite

/kloc-in the early morning of August 7, Mozi successfully realized quantum key distribution from satellite to ground and quantum teleportation from ground to satellite for the first time in the world. The "absolutely confidential" quantum communication has taken another big step from theory to practice, laying a solid foundation for China to continue to lead the development of quantum communication technology in the world in the future.

4. Domestic large aircraft

On May 5, 20 17, the domestic large passenger plane C9 19 successfully made its first flight at Shanghai Pudong International Airport! As the first 150-seat trunk airliner developed in China according to international airworthiness standards, C9 19 not only conquered more than 6,000 key technologies of 100, but also enabled China to master more than 6,000 civil aircraft technologies of 20 majors in five categories of civil aircraft industry.

5.supercomputers

2065438+On June 9th, 2007, the "Shenwei Taihu Light" supercomputer based on domestic many-core processors won the first place in the world supercomputer list again with the peak computing power of 65.438+25 billion times per second and the continuous computing power of 930 million times per second.