Cross-Country Skiing is a kind of snow racing program that uses skis and ski poles as a tool to ski down hilly rolling hills. Athletes use ski equipment to carry out basic techniques such as mountaineering, gliding, turning, and taxiing. , Sliding on the snowfields of the hills. It is one of the oldest sports events in the history of world sports.

Project history

Cross-country skiing originated in Northern Europe, also known as Nordic skiing. According to records, during the civil war in Norway in 1226, two scouts known as "birch legs" harbored the two-year-old King Haakon IV. Skiers climbed uphill and escaped the enemy. Now Norway also runs an off-road marathon ski race every year, 35 miles away, the same distance as the scouts in the past. From the fifteenth to seventeenth centuries, countries such as Finland, Denmark, Sweden, and Russia also applied ski technology during the war.

On February 3, 1924, the International Ski Federation was founded in Chamonix, France. In the same year, cross-country skiing was listed as a Winter Olympic Games competition. Cross-country skiing technology is divided into two types of traditional and freestyle gliding techniques. The traditional style requires that athletes do not use icing techniques during the competition, and freestyle gliding techniques do not restrict athletes' inciting movements. In the history of the Winter Olympics, the cross-country skiing program has also undergone major changes. After the 30th cross-country skiing men's and 3x5km relays were added in the 7th Winter Olympics, the 9th Winter Olympic Games was held again. The addition of cross-country skiing women is 5 kilometers, the creation of cross-country skiing women in the 14th Winter Olympics is 20 kilometers, and the cross-country skiing men are 10 kilometers in the 16th Winter Olympic Games, which constitutes the current 12 projects.

Cross Country Ski Race Rules

Cross-country skiing competition involves two kinds of technical rules: traditional technology and free technology. Traditional technologies include alternate taxiing, double-stick push-skiing, sloping steps, downhill, and turning techniques. Do not allow any ice movement with feet or feet. The snowboard must be placed in a well-pressed snow trough. Two skis should be kept parallel to the taxiing direction. "Similar to walking and walking, just use snowballs to generate thrust during skiing. You will slide a distance each time you step. In a taxi, it feels like wearing smooth shoes and sliding on a marble surface." When you surpass the former athlete, you can jump out of the snow trough and change course, especially the downhill and peaceful slopes are the golden stage beyond the opponent. When the athlete behind wants to go beyond, you can step on the snowboard in front of the athlete to remind him, and the front The athlete must give way to the snow after he gets a reminder, otherwise he will be fouled. Free technology has no restrictions on technical movements. Athletes can use any technical movements.

Cross-country ski races are uphill, downhill, and flat, each taking up one third of the way. The highest point of the snow course does not exceed 1,800 meters.

The skis are marked with signs. According to the regulations, the player will reach the finish point from the starting point. The snowboard worn by the foot must bear the markings on the referee's drawing when starting. Because the surface of the snowboard is coated with snow wax, it is very smooth and helps to slide. The mark is to prevent athletes from changing snowboards midway.

Interval:

In this project, the woman carries out a 10km race, a man of 15km, starts an athlete every 30 seconds, and determines the position at the time of reaching the finish. The player with the least amount of time will win.

Group departure:

The collective departure project was listed in the Olympic Winter Games official competition program in 2002. All athletes lined up at the same time and the number of passes was determined by drawing lots. The women will play in the 30-kilometer race, and the men will have 50 kilometers. Every 10 to 12 minutes in the game, the athlete will pass through the sports ground. The first player to reach the finish line wins. More than 10 athletes often sprint in the game, and ultimately rely on photographs taken by high-speed cameras to determine the final champion.

Pursuit:

The chase race includes traditional techniques and free techniques. This project is very similar to the group departure. All athletes line up at the same time. The number of passes is determined by lottery. Halfway through the game, the athlete enters the stadium and quickly transforms technology and ski poles. The woman first glided 7.5 kilometers of traditional techniques, followed by 7.5 kilometers of free technology, while men were 15 kilometers of traditional technology + 15 kilometers of free technology. In the game, the athlete passes a sports field every 6-8 minutes, and the first player who reaches the finish line wins.

Individual races:

Starting from the qualifying round, starting an athlete every 15 seconds, the women's race is 1.2 kilometers per lap, the men's race is 1.4 kilometers per lap, and the top 30 players qualify for the quarter-finals from the quarter. Finals, semi-finals, finals B to finals A, six players in each group. The top two players in each group and the fastest two players in each round advance to the next round until six players in final A compete for the final gold medal.

Group competitions:

In the team competition, there are two players in each team who alternately slide on the snowy roads and slide three times each. A total of six laps. The competition is divided into semifinals and finals. There are 10-15 teams in each group in the semi-finals. The best five teams in the semi-finals will advance to the finals.

Athletes must follow the exact exchange order when they take turns during the game, and they must not influence or hinder other teams. After the sixth lap, the first team that crossed the finish line won.

Relay race:

In the relay race, each team has four athletes, the top two must use traditional techniques to glide, the latter two must use free technology. The women are 4x5km relay races and the men are 4x10km relay races. The game uses a collective starting, and the relay between players is similar to that of a team competition. The first player in the fourth team who has crossed the finish line wins.

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