[Sleeid] What is the requirements of a sleigh?

What is a sled

The sled originated from Northern Europe, also known as the Nordic sled.On February 12, 1883, Swiss Peter Minsch and Australians George Robertson joined forces to conduct a "great international sled game". They took 9 minutes and 15 seconds to pass 4 kilometers in Davos, Switzerland, 4 kilometers.Circuit.Subsequently, this movement rose rapidly in Switzerland, Austria, Germany, Italy, and the United States.Mattis, a mechanical expert in the Moritz region of Switzerland in 1887, designed and produced the world's first sled.Since the 1950s, with the rise of the rudder's sled, the sled has gradually been eliminated.When the sled is sliding, the athlete's head is in front, lying down on the sled, and using the anti -skid nails installed in the front of the special leather boots to control the movement direction or braking of the sled.In 1928 and 1948, it was listed as the winter Olympic Games.In the current sled game, the speed of the player can reach 140 kilometers or larger per hour, and its centrifugal force exceeds 5G.

Requirement for a sled game

Ruddy Slesles Competition Rules

The weight of a single seat is not allowed to exceed 20 kilograms, and the two -seat is not allowed to exceed 22 kg.The game is divided into men's single seats, men's doubles, and women's single -seater.The competition facility is a slide -like slide based on concrete or wood.The width of the road is 1.30 to 1.50 meters, and the walls on both sides of the slide need to be watered.The length of the competition line is 1000 to 1400 meters and the women are 800 to 1200 meters.There are 11 to 18 corners in the whole journey, and the radius of the curve is 8 meters.The average slope of the slide road is the same, 4 ~ 10 .The height difference between the starting point and the end point is 70 to 130 meters.During the game, the athletes sat on the sled, and pushed back with their hands with the help of the starting point, so that the sleds were starting forward. They were lying on the sled in the sled, pulling the sled Belt with one hand, using the body to stand up with the body, change the shoulder and leg posture to manipulate the sled.Make it quickly dropped along the ice road.At the end of the time, the athletes must sit on the sleigh, otherwise the results will not be calculated.The single -seat is 4 times, the match period is two days; the two -seater slide 2 times, and the match period is one day.Those who have little time will win.When the results are equal, the best performance in each slip is won.The departure order is determined by the lottery!

There are rudder sled competition rules

There are no rudder sleds in the two seats that must not exceed 2.70 meters, 0.67 meters wide, and 8 mm width of the panel; 4 people have a maximum of 3.80 meters long, 0.67 meters wide, and the smallest width of the boat board is 12 mm.When the two people have a rudder sleigh, the total weight must not exceed 375 kg. The total weight of the rudder sled in the 4 -seater shall not exceed 630 kg.The slider is 1435 meters in length, the average slope is 4 30 , and the maximum slope is 8 30 .The radius of the curve must be more than 20 meters, and the slide wall must not be less than 50 cm.The competition is divided into two -seater and four -seater.The scores are calculated 4 times in each game, and the results are calculated at 4 cumulative time.When the total time of the two teams is equal, the team with the least time will win!

Two days during the game, twice a day.The first round of departure is determined by the lottery.From the second round, the order of departure starts from the last one in the previous round, and then goes down.Before departure, the sled is 15 meters from the starting point.After the departure signal was issued, the athletes pushed the sled at the starting point and started to start the sled, and then jumped into the seat.To reach the maximum speed before the sled.The operator finally jumped into the braking.All 4 players must be seated in about 6 seconds.During the game, the three players shrink their heads as much as possible, and all players poured their bodies on the corner.At the end of the end, the athletes must be on the seat, otherwise the results are invalid.The maximum speed of the rudder can reach 135 kilometers per hour, and the highest speed can reach 150 kilometers per hour!

There are rudder sled clothing, and athletes wearable include competition uniforms, shoulders, elbows, helmets and special nails.Boot nails are brushed and evenly distributed on the bottom of the boots.The length of the boots is not more than 14 mm, and the interval is not more than 3 cm!

1. Physiological care of the birds into cage

1. New bird care.The new bird enters the cage and has a fire.In fact, cage care is also helpless.The birds that birds need cannot be given.For example, the woods of nature, partners, friends of heterosexuality, etc.In these sudden changes, any bird will have a low physiological and psychological decline.At this time, the food is as good as possible.Cordybenia must consider the lowest protein ingredients to ensure the basic needs of birds.According to people, it is light.Light feed is often more conducive to the digestion and absorption of birds than high -protein feed.Food cannot only be considered to be too orally, so it is critical to whether the success of food opening. In addition to ensuring the basic protein demand of birds to maintain life, it is also necessary to consider defeating and absorption.Stable emotions are critical. The birds are in a state of frightened state. Most of the state of feces are not digested and low absorption.Over time, it died.

2. Care after 1 month.birds gradually adapt to the life of the cage.In particular, the birds have little understanding of the outside world, and they will have a good performance of relatives.Because the birds were basically in contact with people than their own mother after 2 months, the effect would be much better.It is difficult for the old wild bird to change between a year and a half.At this time, the birds gradually relaxed their vigilance, become bold, and gastrointestinal function gradually recovered.At this time, the proportion of protein can be gradually increased.Start round.

3. Care after a year.The birds have passed the hair change in the cage.After a reborn.There will be all kinds of needs. Friends who have been practiced should feel that the birds are very good to make pets.This is unable to replace many creatures.Especially the sound of birds is very good for people's body and mind.Bird's own physiology and psychology will maintain good operation.Nursing in all aspects can be fully developed.The moment of improvement has arrived.

Second, psychological care work

1. Pay attention to the psychological work of birds

The psychological of the bird is unhealthy, and it is difficult to achieve the best state if it is uncomfortable.This is not difficult to understand.In fact, biology is not better than humans. Many things human beings are hidden, and things on beds often do not get desktop.Find a torii every day.The bird is very straightforward.Bird raising is one of the ultimate goals.It is not easy to raise birds out of nature.If you come to nature, the bird will show a good state.In fact, the psychology of the bird is getting better, the food and clothing are solved, the psychology is bright, the alert is eliminated, and it feels like a "grandfather", then the desire of sex will really come.Once the bird's sex is generated, it will show a natural beauty in all aspects.

2. Nursing to improve the psychological state of cage birds

(1) Bath.Bathing can indeed improve the happiness and comfort of birds.Because this is its natural nature.Only when the nature of the bird is completely released can the birds gradually reach the best.The clothes are clean and beautiful, and the birds increase a lot of self -confidence.The method of bathing will not talk about it here.Just pay attention to 2 points.First, the forced bath will have serious negative effects.Second, pay attention to the temperature and indoor temperature of the bath.

(2) Walking bird.The natural environment, the space where humans live.As long as the birds are familiar with, they feel comfortable.Generally, the birds will be a bit reacted and can be appropriately observed.You can choose several points.Change the location often.The same is true for walking Dogs. The Dogs can't stand it all day long. In fact, the needs of the birds are stronger.birds can hold on the chest.Or appropriately.

(3) Auxiliary feed.On weekdays, small stoves and fruits are replaced. The taste stimulation of some food can also improve the mood of the bird.

(4) Sanitary nursing.Good cage hygiene is an important part of improving the mood of birds.Standard cleaning is to clean up the feces a day and wash the cage on Monday.Choose a pumping cage that is convenient for cleaning, and it is subject to cleanup.The hand does not enter the cage.Of course, some birds seem to like dirty feeling.However, in order to facilitate viewing, we still need to clean up the cage.If it is inconvenient, you can use a skewed cage, and you enter the cage to clean up.

(5) Cage grade.The birds raised by good cages seem to make the birds better than the rough cage.Considering some of the birds' own habits to adjust and change, it is mainly comfortable.The cage can be properly sperm, the pattern is reasonable, and the birds are not good at walking.

[Margion bed folding bed] What are the precautions for buying a multi -functional marching bed?

Is the multi -functional march bed easy to use?

Because the folding bed is convenient and easy to carry, it can often play an unusual role in outing or field projects.Some people will bring a Tent when they go out to solve the problem of sleep, but people can also bring a folding bed, so that they can enjoy the most comfortable home experience with the smallest space.If you can meet different grasslands with a folding bed, it can adjust the height of the folding bed within a certain range, so that people lying on it can feel more comfortable.Any component can be folded up. After folding it, it is like a large leather box. After wrapping it with a special packaging bag, it is convenient to put it in any corner. It is a good choice for home tourism.

What are the precautions for the purchase of military folding beds?

The marching bed is designated by the production unit after providing a professional department for military departments, and some troops are distributed uniformly as needed.Principles are not used by non -military personnel.However, with the extensive use of people, more and more people are Outdoor leisure, Camping, and the needs of accompanying in the Hospital. There are more and more varieties, which are loved by people.There are many brands on the market for personal Outdoor enthusiasts or Outdoor workers.There are different brands, different specifications, different materials, and different good and bad.Because the marching bed does not have a unified market civil standard, there is a certain difficulty in supervision and distinction.Therefore, you must carefully check the quality of the product. You must pay attention to the following matters when buying the military bed:

1. Look at elasticity: Lie down in person, and turn around a few times. A good spring will not be moved or uneven, and can immediately restore the original shape.

2. Look at the stability: You can use both hands to shake and shake the product back, left and right, and shake the product, firmly explaining that the framework is good.

3. Pay attention to the quality of the bag: If you buy the leather, you can use the tip of your two fingertips to pull one place and pull it up. The feel is powerful.

4. Look at the process: If it is a folding bed of the steel frame structure, pay attention to the smoothness, gap without gaps at the welding, the coating looks uniform and soft, and the surface of the steel pipe treated by [plastic spray process], high hardness, more resistant to resistance, more resistant to resistanceMo, more shiny.If the [paint] process is used, the surface of the steel pipe is more likely to produce scratches and cause it to oxidize and rust, and there is no gloss.

5. Whether the folding bed is firm and whether the bed foot will shake left and right,

6. Is the folding bed folding convenient.

What are the characteristics of military folding bed

1. Convenient: It can be easily folded for people to rest, and the bed is soft and moderate.

2. Widely used place: military folding beds can be used in the wild, and can be used in the family at the same time. It is more convenient. At the same time, it is very convenient to carry.

3. Various types of colors, you can choose according to your hobbies.

4, durability: general military products are very durable.

5. Firm, durable, beautiful and generous, product fabrics are resistant to aging, tearing, even use in winter, it is not easy to damage.

How about Da Yiwa fishing rod

Dayi Watt began in Japan in 1945. The well -known (famous) Fishing gear brand, Da Yifa's superb skills have always been known in the industry. It is the first brand in the world to add graphite to the fishing wheel. In 1965The aerospace technology engineering has joined the fishing Ship, and the waterproof and dustproof are first -class and excellent!

The Fishing gear produced by Dayiwa is regarded by the vast number of fishing enthusiasts around the world as the best of the dream. sales outlets and production plants are all over the world.Gentle and other.

How to choose a fishing rod

1. The carbon content of the fishing rod

How much talca rods are marked with T, 24T, 30T, or even 45T, etc. In short, it is carbon content. The higher the number, the higher the carbon content.EssenceThe higher the T value, the lighter and straight the fishing rod, but more brittle.Therefore, other materials need to be added during the production process of the fishing rod to enhance the elasticity and toughness of the fishing rod.Other materials are put in a lot, and the Fishing rods must be soft and heavy, so choosing a fishing rod is not suitable for high carbon seats.

2. The tone of the fishing rod

The tone of the fishing rod is whether the pole we usually say is soft or hard. In popular terms, it is where the fishing rod is bent. The closer the distance is, the harder it is.According to the description of the tonnage of the carbon cloth above, the harder the Fish rod should be, the greater.However, the choice of Fishing rods depends on the water environment and fishing species. Generally speaking, fishing fish and small fish are the best. The most classic is black pits. You must use a hard pole.

3. The feel of the fishing rod

Choosing a fishing rod is not as lighter and better, it feels light in your hand.The center of gravity is low.Therefore, in order to be strong, some Fishing rods will be made of solid. This kind of fishing rod fishing is still very suitable.

True and false disagreement method of Da Yiwa Fish rod

1. The gap between high imitation Fishing rods and genuine Fishing rods is very large. Generally, imitation goods appear on high -end products. High -end products are often made of high -tonnage carbon cloth.Secondly, the high -tonnage carbon cloth (Japan is limited to high -tonnage carbon cloth exports), so it is often used with low -tonnage carbon cloth charging, which causes the imitation goods to be poor, and also causes the imitation goods to lack the waist force during the fishing process.Although the brand factors also occupy a considerable part of the price of Fishing rods, the real fishermen, especially those who are engaged in competitive fishing, choose the fishing rod to choose from the actual performance of the fishing rod.

2. Pay attention to observe whether there are scratches on the body of the rod, and then touch it on the fishing rod with your hands to check whether there is a drum or concave place in the fishing rod.This inspection is the key to the quality of the fishing rod, must not be sloppy.If you find this kind of drums or recessed Fishing rods in a brand, it should be included in its own blacklist within a certain period of time, because it has a defect in craftsmanship and should be unqualified products.

3. Check the interface, extend each fishing rod, and then check the gap between each interface. The gap at the interface should be within 20 wires.Choose this kind of pole again.

4. Understand the back of the fishing rod and take out each fishing rod one by one. First, observe the two ends of each section to observe whether the wall thickness is uniform. If the thin thickness is uneven, then you must be sorry.Then check the inner wall of the fishing rod on the backlight. The inner wall must be glory. The interface of the rolling is not seen. If the interface or stubble occurs, you should immediately abandon these poles.

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[Grass -made Carpet] What are the characteristics of grass -edited carpets, how to clean the grass editing ground pads

Advantages of straw Carpet:

1. Vine furniture is strong and refreshing. The simple rattan color helps to soothe the breath. If you use rattan furniture as much as possible in the summer bedroom, it will be greatly beneficial to sleep.

2. rattan furniture is warm in winter and cool in summer. In addition, it must be treated with cooking, drying, bleaching, mildew, disinfection, sterilization and other processes during the original processing process.Can benefit.This is also one of the reasons for the high price of the vine.

3. Teng can achieve biological degradation, so the use of rattan wares is conducive to environmental protection and will not cause pollution to the environment.

Disadvantages of straw Carpet:

1. Should not be soaked in water or bake high temperature for a long time; strictly stay away from the weapon in use; when moving the furniture, you should move the bottom, not stigmatized;Items

2. Affected by the seasonal transformation;

3. The useful life is short and the use time may produce a small number of baito parts.

Grass -made Carpet cleaning skills

Mold and moldy spots of straw carpets are mainly due to the long -term contact with stains of straw carpets, and it is not cleaned in time. In addition, the straw Carpet is easy to recover, so it is easy to get mildew.You can try to use the following method to handle cleaning:

1. First expose the Carpet in the sun in the sun, then use the brush to clear the mold, and then wash it with alcohol. Finally, use the conventional method to wash it with washing.

2. After wipe the mold with 5%ammonia or pine oil, it can be removed with a regular method with a regular method.Note that pine oil -saving is flammable. Pay attention to fire prevention, ammonia concentration should not be too high

3. Use 2%soap alcohol sperm solution (250 grams of alcohol plus a soft soap tablets, stir well) to wipe the mold, then use sodium hypochlorite of 3-5%of the bleach or wipe the mold with hydrogen peroxidewash.Note that the concentration here should not be too high. It is recommended to use low concentration and rinse a few more times.

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