About the gas volleyball front spike technique

1. Action method (1) Preparation posture: slightly squatted posture, arms naturally drop, eyes watching the ball, body turn to the direction of the ball, ready to run and jump in all …

Precision stamping parts processing bending die adjustment four key points

Metal processing bending is usually carried out by bending die in the press. bending processing is the most important form of bending processing. processing should be in strict accordance with the …

Good news in Chinese tennis! What is the ranking of the YOUNGEST Challenge champion?

Beijing time the night before, the world of tennis news in the news. Triple Crown in one night! This is a beautiful report card handed over by our players! At just …

Do these three things well to make your jogging more worthwhile

Since 2015, Marathon in China has taken on a growth spurt, with the number of marathon events skyrocketing to 123 in that year. And as people run more and faster, there …

What are the physical requirements of playing tennis?

Tennis is not a direct confrontational sport, so the requirements of the body can be said to be not too high, as long as the normal running around, there is a …

Why is tennis bad?

Tennis is not bad to play, but compared with badminton and table tennis, tennis is more difficult to get started, but after mastering the method, tennis is a lot of fun. …

What is the etiquette of playing tennis?

Boys don't go topless; Field fee AA, the ball fee is also active and the ball carrier AA; Raise your hand to apologize when you make a mistake; Take the initiative …