2017-2019 Three World Cheerleading Championships All-Girls Super Group Skills Reserch On The Difficulty Movement

In the skill Cheerleading competition,the choice and completion effect of the four types of difficult actions will directly affect the final score of the game.There are certain changes in the selection of difficult actions in each competition.Exploring the trend of selection of difficult Cheerleading movements for excellent sports teams to provide a reference for optimizing the direction of Cheerleading training in my country and improving the performance of Cheerleading sports in my country.The selection and completion of difficult movements of the all-women supergroup skills Cheerleading in the World Championships is a good case for Chinese athletes.This research uses literature data method,video analysis method,expert interview method and mathematical statistics method to verify the Lala Do World Championships with 7 sets in 2017,8 sets in 2018 and 8 sets in 2019,a total of 23 sets of all women’s supergroup skills.Analyze the difficult actions in the competition video,that is,conduct the difficult action research on the excellent team videos of the all-women supergroup,find out the rules and trends of the use of difficult actions by the excellent teams,analyze and sort the relevant data,and find the difficulty application of the excellent teams The law and the difficulty change trend of the participating teams in the past three years,so as to provide scientific guidance for the technical Cheerleading project in China,and provide an effective reference for the development of the technical Cheerleading project.The research conclusions are as follows:1.In the difficult lifting movements,the top athletes focus on the single-leg model,and most teams will use the inverted model once;the pedestal athletes focus on the three-pedestal high-arm lift when performing difficult lifting movements,and individual exercises The team uses double base and single base lift;the most popular lift method is the hand flip type,followed by the somersault type upward method;the lift method focuses on the twisting method and the straight body method,followed by the somersault method.Play and compound type play.2.Tossing in the air poses a great test for top athletes.In the collective skill Cheerleading event,the tossing difficulty moves towards multiple groups of difficult tossing movements at the same time,and the top athletes’ aerial difficulty type is towards the compound type.The trend of changing types of difficult movements is tossed.3.Pyramid difficult moves are a highlight of the skill Cheerleading competition.The highly difficult pyramid up and down methods make the pyramid completion process more visually beautiful.Pyramid moves tend to be somersaults,followed by hand flips,and they are straight-type moves that are chosen by more teams.4.Among the difficult tossing movements,the difficult tossing movements between the marching are more diverse than the in-situ tossing difficulty movements.The difficulty of the tossing movements between the marching has more tended to be more stringent and difficult tossing in the arrangement trend of the competition in the past three years;Difficult tossing movements tend to develop towards compound tossing.