| Free defensive player of the English translation "libero player"."Libero" in Italian origin,means "freedom", the Liberal defender is often referred to as "free people" free people in modernvolleyball trend is the emergence of a new term, is responsible for receiving and defensive tasks,competitive volleyball up to today. Has been toward a professional, commercial and socialdevelopment in the direction of popular, tall athletes strength of the trend of more and moreobvious, players control a growing range of home, online competition intense and thrilling height,spike fierce, strong The jump serve, coupled with the accelerated pace of the game, theacceleration of attack and defense, making the volleyball attack greatly strengthened, weakeneddefense there, so there have been offensive and unbalanced situation, the Asian players due tocongenital physical limitations, and Europe When other teams to compete, to reduce anti-ball,low ball from the back of the efficiency, reduce the number of exchange that, wonderful view ofdecline, online strength, the situation of lack of offensive performance was inadequate and notlikely to cause the development of the International Volleyball balance, these are related to theFIVB volleyball had wanted to develop the world goes against the wishes of the first movement.Therefore, since1999, the FIVB decided, officially in the race to implement a series of new rules,including the establishment of free defender, free from defender’s role as a new field in the game.Provisions of the FIVB, the dead ball, the defender freedom "can be replaced by any one playerback,""his replacement is not recorded in the number of substitutions within the team, nor thenumber of restrictions." Additional freedom in volleyball Defensive Player of the game aims toimprove the level of defense, promote the offensive and defensive balance, to address thevolleyball match against a strong attack on the tendency to increase the ball back and forth, thegame is more intense, more ornamental, often playing in the game Bureau of the final order toeach winner. Two opposing teams, a critical level of attack, the foundation organized an attack isa pass. As early as national men’s volleyball coach Di Ann took office:"To go its own way, stickto our traditional ’fast changing’ magic ’, and the tactics of fast change, and spirit, must have astable and high quality guarantee a pass."Thus, people in the game free to play an irreplaceablerole is reflected in the first pass and strengthen a defense; followed by replacement of free peoplecan team lineup; free man again, or replace the other end can be used to rest players timecommunication with coaches, again in time to play when the team coach to convey the intentionto capture fighters; Finally, free pool game in the actual combat effectiveness of the team,encouraged by the morale of the team leader. With the continuous development of volleyball, volleyball sports matured, had the kind of tacticsas long as the link to a superior team will be able to claim the championship title is no longerpossible, into a new competitive volleyball of age. There full of offensive and defensive tactics,attacking the whole idea all defensive, defense balance, modern volleyball is moving in areasonable, concise, effective tactical trends continue, however, rely on a wealth of technical andtactical changes in the protection of an attack, an attack is to organize attack began. Offensiveteams in the world, a system of "free man" is responsible for receiving and defensive tasks. Itplayed to some extent affect the entire team of technical and tactical changes, according toresearch needs, by watching the2010World Grand Prix women’s volleyball match betweenChina and rival video, using literature and data, video observation of statistical and mathematicalstatistical analysis, comparative analysis, logical analysis and other research methods, the freeman’s role in the game situation and the actual use of performance statistics and analysis, whichsummarizes the characteristics of Chinese women’s volleyball free man, the followingconclusions:1, the Chinese team than the younger age of free men, and the freedom of other countries, olderpeople compared to the lack of experience; height on the Chinese team free man167cm, lowerthan the most suitable free170-180cm; weight on the Chinese team free man light, moving fast,good physical condition,2, the world’s teams have adopted a human-centered free pass and defensive formation, to givefull play to the advantages of free men.3, compared to Chinese women’s volleyball team and other teams, defending the ball from agreater rate advantages, receiving a smaller proportion of number of bits in the rear return ofserve in the1,6,5,,5, place a small proportion of the return of serve, free were strong in passdefense, a smaller proportion of the return of serve. |
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