After the Beijing Winter Olympics, what do you know about the Winter Olympics?

The Winter Olympics, the Olympics at home. Since the opening ceremony on February 4, with the progress of various competition events, a lot of knowledge about the Winter Olympics has opened up the audience's horizons.

The full name of the Winter Olympics is the Winter Olympics, which is the world's largest winter comprehensive sports event. The 2022 Beijing Winter Olympics will have 7 major events and 15 sub-events, and will produce 109 gold medals. Beijing will host all ice sports, and Yanqing and Zhangjiakou will host all snow sports.

★? The seven major events of the Winter Olympics are: skiing, skating, ice hockey, curling, bobsleigh, sled, and biathlon (cross-country skiing, shooting). The 15 divisions of the Winter Olympics are: short track speed skating, speed skating, figure skating, ice hockey, curling, bobsleigh, freestyle skiing, snowboarding, sledding, bobsleigh, cross-country skiing, ski jumping, and alpine Skiing, Nordic combined (cross-country skiing, ski jumping), biathlon (cross-country skiing, shooting).

★? There is a difference between short track speed skating and speed skating

Short track speed skating, trail, circumference 111.12 meters, straight track width ≥ 7 meters, curve radius 8 meters , the straight length is 28.85 meters. Short track speed skaters can skate any way they want. The blade body has a short curvature.

Speed ??skating, avenue, with a circumference of 400 meters, is divided into two lanes, inner and outer lanes, with a width of 5 meters. The inner radius of the inner ice lane is 25 meters, and the inner radius of the outer ice lane is 30 meters. Athletes need to slide inside and outside a circle. The blade body is long and flat.

★?Why do people throw things in figure skating?

There is a special viewing ceremony in figure skating competitions, which is tossing gifts. In order to express their love and support for a certain figure skater, spectators can throw gifts and flowers on the ice after the game to show their support for the skater.

★?New events have been added to the Beijing Winter Olympics

New events have been added to the Beijing Winter Olympics, including women’s single bobsleigh, snowboarding slalom pursuit mixed team, and men’s freestyle skiing Big jump, freestyle skiing women's big jump, freestyle skiing aerials mixed team, ski jumping mixed team, short track speed skating mixed team relay.

★? Why does curling need to "wipe the floor"

In curling, the action of "wiping the floor" made by athletes is called "sweeping the ice." The principle is that friction generates heat, causing the ice surface to melt slightly, forming a layer of water film on the ice surface, thereby reducing the friction between the curling stone and the ice surface. This allows the curling stone to glide further, and the ice sweeping can also be used to change the ice. The forward direction of the pot can achieve an arc effect and find a better landing point.

★? What material are curling stones made of?

The curling stones used by athletes in competitions are mica-free, extremely fine-grained, and are produced from granite in Scotland and North Wales. Its resistance is three times that of ordinary granite. Each one weighs 40 kilograms and is worth about 12,000 yuan.

★?Length of ski jumping boards

There is a standard length of skateboards worn by ski jumping athletes. Not everyone has the same length, nor can they be chosen and used at will. The specific length is required based on the athlete's height. The length of a ski is generally height × 1.46, and the longest length must not exceed 270 cm. The length is generally between 2.3 meters and 2.7 meters, the width is 11.5 cm, and there are directional grooves on the bottom of the board.

★?Olympic mascots have no gender and cannot speak

The Olympic mascot is an image carrier that promotes the historical and cultural characteristics of the host country and embodies the Olympic spirit. The International Olympic Committee clearly states in the Olympic Charter: Everyone should have the possibility to engage in sports without any form of discrimination. And embody the Olympic spirit of mutual understanding, friendship, unity and fair competition. Therefore, according to the rules of the International Olympic Organizing Committee, mascots cannot have gender differences. Can't speak either.

★?Why do almost all countries participate in alpine skiing?

Alpine skiing has a relatively low threshold in the Winter Olympics, unlike short track, which requires very high standards. score. The most basic movement of this project is skiing speed, which is also the most basic way of skiing.

There are many events, including downhill, giant slalom, super-G, slalom, all-around, five events each for men and women, and mixed team competitions, all of which are collectively called "alpine skiing".

★?4A Axel Jump

There are 6 types of jumps in figure skating, and 4A is the most difficult. It is not an ordinary quadruple jump, but requires completing four quadruple and a half turns.

★? "Boxing match" in ice hockey games

In ice hockey games, we often see "boxing" between two teams. Not all ice hockey games allow "fighting" , only a few professional leagues such as the NHL allow players to legally "fight" on the field, but this is not allowed in the Winter Olympics.

‘