| Pen-hold grip style is a traditional play of the Chinese table tennis team,Xu Xin as a excelent pen-hold grip athletes in China's table tennis team,his forehand attack is outstanding but his backhand weakness is also evident.In this paper,Xu Xin`s techniques and tactics used in competition in the year of 2009-2016 for the study,use of literature,three sections of statistics,video observation and so on,to analysis the techniques and tactics in the period of attack after service?receive attack and stalemate segment period,then find out the technical and tactical development trends of Xu Xin,and finally get the following conclusions:1.Year of 2009-2012 phase Xu Xin short serves placement main in the centerline net zone,tie in with short serves in the left and right net zone,and left mid-depth serves,the long serves is rarely used,the main serves path is the right slash.In the year of 2013-2016,Xu Xin serves placements main in left net zone,in the next are right net zone and centerline net zone,an increase the use of mid-depth serves and end line placements,the end line of right to use higher than the other end line placement of use,The use of plastic balls for the have a larger impact on end line of right placements use,right straight path utilization has increased.2.Attack after service period in the year of 2009-2012 has little change in the utilization rate,the scoring rate gradually increased,the year of 2013-2015 phase of the use of attack after service period increased year by year,the lowest scoring rate in the year of 2015,which related to the use of plastic balls.Attack after service is his main way of scoring.After the use of plastic balls in 2015,Xu Xin`s attack after service inside the table have a substantial increase in usage,the highest utilization rate of being attacked with backhand twist drive after serving in the year of 2015.The third board technology use mainly are forehand sroke and forehand counterloop,backhand technology in the year of 2013-2016 stage of usage has increased significantly.3.In the period of receive attack,Xu Xin`s 2013-2016 phase compared to the overall stage of the 2009-2012 increase in the use rate,the stability of the scoring rate increased.Peirod 2011-2012 compared to 2009-2010 Xu Xin increased the use of second board receive attack insight the table.In the year of 2013-2014,receive attack insight the table as the main means of scoring.Xu Xin in 2015 to increase return of service with control.2013-2016 stage attack after attacking phase compared to 2009-2012 stage are more stable.2013-2016 phase compared to the phase of the 2009-2012,fouth board attacking techniques are more diversified.4.Stalemate segment in the year of 2009-2012 overall scoring rate are low,2013-2016 period of decline in the utilization rate,the scoring rate has improved significantly,stalemate scoring ability to have greater progress.2013-2016 phase compared to 2009-2012 phase Xu Xin`s fifth board usage is more stable,the general stalemate utilization rate has declined,active stalemate scoring rate increases.Into a passive situation no greater improvement.The stage of 2013-2016 Xun Xin`s forhand stroke scoring rate is higher than the overall stage of 2009-2012,backhand technology utilization has increased,but the scoring ability had to be strengthened. |
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