On June 5438+February 2 1 day, 2000, the second Beidou navigation test satellite developed by China was successfully launched. Together with the first Beidou navigation test satellite launched by 5438+1October 3 1 in June 2000, it constitutes the Beidou navigation system.
This indicates that China will have the first-generation satellite navigation and positioning system independently developed. After the system is completed, it will mainly provide navigation services for highway traffic, railway transportation and offshore operations, and will play a positive role in China's national economic construction.
Step 2 exercise
20 14 at 20: 00 on August 16, 2014 Nanjing Youth Olympic Games opened in Nanjing, China. Nanjing Youth Olympic Games is another major Olympic event in China after Beijing Olympic Games. It is the first Olympic Games held in China and the second Olympic Games held in China, with 28 major events and 222 minor events.
A total of 3787 athletes from 204 countries participated in the competition, which is one of the largest sports events in various countries and regions. The hosting of the Youth Olympic Games has made Nanjing the second city in Greater China to receive more than 200 countries and regions after Beijing.
3. Economy
2019165438+1October 22nd, the National Bureau of Statistics released the news. According to China's GDP accounting system and the results of the fourth national economic census, the National Bureau of Statistics revised the preliminary GDP accounting figures for 20 18. The main results are as follows: GDP in 20 18 is 9 1928 1 100 million yuan, an increase of 18972 million yuan or 2. 1%.
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Other related introductions about "China's achievements in science and technology, sports and economy";
In addition to hosting the Asian Games, China successfully hosted the 29th Beijing Olympic Games in 2008, which also realized the centennial Olympic dream of the people of China. China won the first gold medal with 5 1. Beijing Olympic Games is an unparalleled event, which shows China to the world. China began to move from a sports power to a sports power.
From 1953 to 20 10, China has successively completed eleven "five-year plans" and made remarkable achievements, laying a solid foundation for the development of the national economy. Since the reform and opening up, China's economy has developed rapidly.
Since 1990s, information technology has developed rapidly to digitalization, high speed, networking, integration and intelligence. Its rapid development and wide application have led to changes in many high-tech fields, forming a magnificent picture of scientific and technological innovation.
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