| Zhu Ting,the core player of China’s national women’s volleyball team,has signed a deal with Turkey’s Wakifer Bank since the 2016 Rio Olympics.Zhu Ting,after staying abroad,is facing the competition between many top clubs in European countries,and the competitive environment is fierce,in order to explore the characteristics of Zhu Ting’s major technical changes after staying abroad.This article takes the technical characteristics of Zhu Ting before and after staying abroad as the object of study,and investigates the eight competitions of Zhu Ting in the 2015 World Cup and the Rio 2016 Olympic Games,and the eight matches of the 2017 World Club Cup and the 2017 / 2018 European Women’s Volleyball Champions League before she stays in the ocean.A total of 16 games.TransportationBy using the methods of documentation,video observation,expert interview,comparative analysis,mathematical statistics and so on,the main technical movement of Zhu Ting before and after Liuyang was analyzed,and the changes of the main technologies before and after Zhuting were obtained.The results showed that:(1)Serve aspect: after staying in the ocean Zhu Ting’s serve efficiency has significantly improved,serve attack area has the change.After leaving the ocean,the pursuit of the main offensive is more concentrated.After leaving the ocean,the proportion of the large oblique line decreased obviously.The take-off area of the serve before leaving the ocean is concentrated in the A position,and after leaving the ocean,it is distributed in the A position and B position.The way of serving has not changed,all of which are mainly the jumping serve drifting.(2)Receiving service: before and after staying in the ocean,Zhu Ting’s proportion of receiving service in the team did not change significantly,but the receiving service arrival rate decreased significantly after staying in the ocean.Before leaving the ocean to receive the ball,the front two-handed ball and body-side cushion ball mainly,after staying in the ocean,the proportion of the front two-hand cushionball has increased.After staying in the ocean,there was an increase in the percentage of pursued hair at position 7.(3)Aspect of smashing: after staying in the ocean,the proportion of smashing decreased significantly,but the efficiency of smashing did not change significantly.The main shooting take-off areas are concentrated in area 4 and area 8,and there is no significant difference between the attacking area of takeoff in position 4 and that after staying in the ocean,but the smashing lines of small slashes increase.Buckle adjustment ball,before leaving the ocean after the area and waist line-based,after the increase in the central area.Back-row attack,after leaving the ocean to increase the differentiation of the eight-character line,straight-line reduction.(4)Block aspect: before staying in the ocean,the average score of the blocking bureau shows a downward trend.After staying in the foreign,the average score of the Bureau returned to a stable level,keeping between 0.5 and 0.6.The efficiency of blocking the ball and stopping the fast attack has increased significantly.After staying foreign Zhu Ting participated in the three-person blocking the proportion of a significant increase.(5)Defense: after stay in the foreign Zhu Ting’s defense proportion increases,defense tasks relative to stay in the ocean before there is a significant increase,but defense to improve the rate of position.The main defensive movements before and after staying in the ocean are the two hands facing the ball.Defensive area,after remaining in the ocean in the 6,8 zone on the basis of the increase in the defense of zone 1. |
PDF Full Text Request