1. The hitting surface of the tennis racket must be flat, consisting of alternately weaving or connecting up and down the strings, and the composition format should be exactly the same. Each string must be connected to the racket frame, especially after threading, the density of the concentric center should not be less than that…
Tennis rackets are divided into materials, including graphite, metal, aluminum, carbon fiber, titanium and wood. Among them, aluminum rackets are the heaviest but the cheapest. At present, the mainstream of tennis rackets is carbon fiber-based composite materials. , The addition of metal or fiber substances is to increase the hardness of the racket to enhance…
Let’s take a look at the gut of natural materials, which can be said to have the best elasticity; natural gut is one of the oldest spherical threads, with a hand and ball feel that no synthetic thread currently has. Until now, many professional players still use or partially use natural gut; natural gut has…
First, the bottom line Athletes basically keep drawing the ball from the bottom line, seldom surf the Internet, mainly rely on the ball’s landing, speed and rotation changes to control their opponents, and occasionally surf the Internet when opportunities arise. This style of play used to be more defensive and more passive. In recent years,…
What are the types of tennis courts, the following is a detailed introduction to you: Tennis courts can be divided into outdoor and indoor, and there are a variety of different court surfaces. It will be determined by economic factors. For example, lawn tennis is the most basic outdoor court, but its establishment and maintenance…
Tennis is a sport of hitting a rubber hollow ball with a racket across a net. It originated in the United Kingdom and was first popular in the upper class of English-speaking countries. Tennis is divided into singles and doubles. It is one of the most important ball games in the world. Tennis is a…
Types of courts Tennis courts can be divided into outdoor and indoor, and there are a variety of different court surfaces. It will be determined by economic factors. For example, lawn tennis is the most basic outdoor court, but its establishment and maintenance are too expensive, so it is now replaced by artificial courts, which…
1. The ball head has the following materials: (1) Foam ball head: It is generally used for relatively low-level balls, and it is rare, just a white foam. (2) Double ball head: This kind of ball head is the most common, generally it is a double ball head with small particles of regenerated cork. The…
Badminton is a sport for all ages. Many badminton beginners will have a confusion, that is, how to choose the badminton line? In fact, badminton line selection has a lot to do with your competitive level. Badminton lines are simply divided into two types: thick lines and thin lines. Thick line: As the name suggests,…
Badminton of good quality and suitable speed is very important to the smooth progress of the game and the taste of fitness. The quality of badminton can be judged from the following aspects: (1) The appearance of the badminton should be neat, the wrapped leather should be smooth, without wrinkles, the feathers should be white…
