[Explanation] Currently, the "Meet in Beijing" series of test matches are being held in the Guyangshu venues in the Zhangjiakou Division.

The National Ski Jumping Center ushered in many competitions. The reporter saw at the scene that in order to ensure the safety of athletes and help the participating athletes achieve good results in the competition, five wind-proof nets were set up at the corresponding locations around "Xue Ruyi".

  [Concurrent] Wang Jingxian, Deputy Director, Venue Construction Division II, Planning and Construction Department of Beijing Winter Olympics Organizing Committee, National Ski Jumping Center Facilities Manager

  (Wind-proof net) can shield the chaotic wind from the surroundings of the (site), so that the wind environment of the field in the flying state of the ski jumping site athletes is the most ideal, because there are sometimes headwinds and tailwinds, the flight distance of (athletes) is very different big.

  [Explanation] It is understood that in the ski jumping competition, athletes have to perform highly ornamental technical demonstrations in the sky.

However, in windy conditions, athletes will be affected when completing technical movements, and there may even be safety hazards.

The Zhangjiakou competition area has a continental monsoon climate and windy winter.

From a high altitude, the "Snow Ruyi" site is contained in a valley, which can shield or weaken most of the dominant winter winds, and supplemented by the "blessing" of wind-proof net technology, the wind speed can be reduced to less than 2 meters per second during the game. .

  [Concurrent] Wang Jingxian, Deputy Director, Venue Construction Division II, Planning and Construction Department of Beijing Winter Olympics Organizing Committee, National Ski Jumping Center Facilities Manager

  Although standing at the foot of the mountain does not feel any wind, once you have to climb a certain height, especially (yes) to the position of the ridge, the wind is completely different from here, so there is a wind screen, which will affect the wind environment of the entire site It is very helpful.

  [Explanation] In addition, in order to let more viewers understand the test match and see the "Snow Ruyi" style, this test match uses cloud broadcasting technology for the first time.

During the test competition, Zhangjiakou News and Media Group cooperated with the Cloud Broadcast Technology Company team to use on-site cameras and 5G cloud broadcast backpacks to transmit signals to the cloud, and try to realize remote and multi-site collaborative production.

  [Concurrent] Xie Changhong, Head of Recording Department of Zhangjiakou News Media Group

  Cloud broadcasting is actually more convenient. The content of each camera (collected) is transmitted to the network through 5G signals, and then switched by the director in Beijing, and finally generated output, which reduces the cost of our production convenience.

  Huangfu Ai Guangde reports from Zhangjiakou, Hebei

Editor in charge: [Wu Qingcai]

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