Analysis Of Kinematic Features Throughout The Whole Technique And Tactics Of Chinese Women's Swimming Relay Event

Purpose of research:The women's swimming relay event is the dominant event in China's competitive swimming,.We repeatedly got medals or even gold medals during the passing international competitions,especially in the events of 4*100 meter medley relay and 4*200 meter freestyle relay.However,at present,the study of swimming relay is very less,and the study are focused on Departure reaction time and departure style.So it's necessity to make a deep study in the whole technique and tactics of Chinese women's swimming relay event.Research objects and methods:Using method of documentary,expert interviews,comparative analysis,mathematical statistics and according to the software like Dartfish8.0 and Nationswimming,this thesis makes a deep image analysis within the videos of the 2015 World Swimming Championships,the Rio Olympic Game's top three women's relay team and the China's relay team which didn't make it,the top three women's relay team in the 2016 National Swimming Championships,and the China's national team's training performance video before the Rio Olympic Game.Research conclusions:The whole strength of team is the most important factor in the final performance,when the whole strength of two teams are closed,it's can be get a better result thought the rational starting order.The stability of player's performance between the swimming relays and individual competition is also a facture can affect the final result.The connect and departure technique is also a facture can affect the final result;There is no significance diffirents beteween the swimming and individual competition in the way of the technical indicators.Suggestion:1.The swing start is more suited to swimming relays,we should abandon the track starts in the swimming relays.2.When the whole strength of teams are semblable,the RT would play a very important role in the final results.We should continue keep the habits of practices before the international competitions.3.The order of swimming relays should be formulate through the characteristics of the teams.4.We should put emphasis on the 4*100 meter medley race and the 4*200 meter freestyle relay and encourage the youth plays take part in the international competitions,in order to gather experience.