Quantitative Analysis On The Layout Of Blocking And Defending Of Different Types Of Attack Tactics In High-Level Women's Volleyball

The world high level women's volleyball game offensive tactics more simplified,high high and complex tactics are increasingly rare,it is the most simple and effective way of offensive tactics.The anti blocking structure is made of block and defend a composition of the anti blocking is to attack the other side stopped dead or anti his party in the initiative to attack the organization,thus attacking and blocking are contradictory opposites.Block is the first line of defense,defensive position is the first element of effective defense,with accurate defense,take place is equivalent to the defense has been half done.Therefore,it is the focus of this study that how to change the defensive tactics of different offensive tactics,how to form a defensive layout and whether it is corresponding to the attack point.As we all know,in volleyball,players should follow the track of the ball to move accordingly,and predict the position of the attack point.In the defense,there should be a withdrawal under the circumstances of the blocking process,if the defensive position of the players did not change significantly or did not correspond to the attack point,then this defense is a problem.The 14 game of the 2015 women's Volleyball World Cup and the 2016 Rio Olympic Games 8 games China volleyball play in different attack tactics,blocking and defending positions and offensive placement statistics,summed up the world high level women's volleyball match blocking distribution.Using the methods of literature,technical statistics and mathematical statistics,the following conclusions are drawn:1,In the world's highest level of women's volleyball team in the storm to use the most,followed by the fast cover attack,once again for fast break,the number of times the use of three-dimensional attack.Four tactics play in the case of double blocking the most,followed by a single block,no block and the number of people blocking three times less.2,In the world's high level women's volleyball match,according to the attack of the attack point of arrival,when the storm stopped,the front of the players did not participate in the block under the withdrawal of the defense or the degree of withdrawal is not enough.Lead to defensive layout of the former or the gap between the defense team is too large,according to the number of points in the double stop four,No.two near the net storm when the withdrawal of the defensive layout is more appropriate than the semi arc.3,In the world high level women's volleyball game,according to fast placement that anti blocking offensive and defensive tactics of the four ball position have no obvious difference,the players did not participate in the block station not to defend in front of the net,resulting in defensive back position is too tight.4,In the world high level women's volleyball game,according to the attack point,on the cover and fastball three-dimensional attack anti blocking problems,in case the first and second point defense positions did not change or change is not obvious,front and rear row defense gap large.