Swimming rotation with the rotation of the body

What are the swimming postures
The entry point of the arm action hand in Freestyle in swimming posture is between the extension line of the shoulder and the center line of the body, with the thumb in the lead. After oblique insertion into the water, with the rotation of the body, bend the wrist, bend the elbow, and grasp the water outward and backward with the arm; After the lower hand reaches the lowest point, rotate the arm to pull inward, upward and backward to maintainHow to learn to swim and turn around
Crawl turn technique: (1) horizontal turn: take the right hand touching the arm as an example to analyze the process of horizontal turn: touch the wall with your hand, bend your elbow, raise your head, and change the posture of standing prone to the upright posture, and gradually bend your knees and curl up close to the pool wall. Push the pool wall with your arm to the left, and rotate your body about 180 degrees around the vertical axisWhy can freestyle and backstroke turn over directly when swimming, while breaststroke and butterfly can't
Otherwise, it will be judged as a foul and the result of the game will be cancelled. Freestyle is forbidden to kick the butterfly leg after rolling and kicking the wall. Breaststroke and butterfly are required to touch the wall with both hands, otherwise it is also a foul. I used to be a swimmer. I'm familiar with the technology and rules. I can't be wrongWhat are the basic requirements for swimming and turning
2. The body posture after turning should be conducive to stepping on the wall. 3. It is conducive to the connection of swimming movementsEssentials of swimming turning
3. It is conducive to the connection of swimming movementsHow to make the water in the swimming pool rotate (no drainage)
Stir (use people to stir without a large shovel) add high-voltage electricity to a corner (the water will move after decomposing the water) increase the pressure on a corner and quickly remove it. Jump in and cause the wave to add a black hole in the center (Kerr type, using the superluminal mirror to generate negative energy to maintain) 7Is swimming translation or rotation
Rotate Rotate around the vertical axisHow do you spin your body in the swimming pool
Use two hands to pull the water backwardsWhat are the swimming postures
(2) The water catching action starts at about 7-9 inches under the water, and the hands paddle sideways. At this time, the exhalation action begins. (3) There is no obvious flexion of both arms, continue to row to the outside, and the exhalation continues to increase. (4) When the swimmer's head starts to rise slightly, the elbow joint begins to flex and the upper arm begins to rotateHow many kinds of turning exercises are there in swimming
(2) After turning around and touching the wall, press the wall of the pool with your palm, fingers up, and bend your elbows and knees with inertia. At the same time, turn your body to one side along the longitudinal axis, and raise your head to inhale. When the body turns to the side of the pool wall, swing your head in the forward direction, and then push away from the pool wall with the other arm to accelerate the rotation. (3) After stepping on the wall and turning around, two