中国和古巴男排运动员双人拦网技术的比较

通过三维高速录像对中国和古巴两国男排运动员双人拦网技术动作的分析表明:当对方4号位强攻扣球时,2号位队员面对球网并步移动起跳拦网,3号位队员左肩斜对网跑步移动起跳空中转体拦网。古巴运动员拦网时重心腾空高,手臂与网垂直面夹角小,两臂主动用力前伸下压两手压腕罩球,躯干收腹呈"<"型,拦网攻击性强。

Comparative study of two - man block technique between Chinese and Cuba elite man's volleyball players

The method of three-dimensional kinematics analysis was applied in the study of the two-man block technique of Chinese and Cuba elite man's volleyball players.The results showed that characteristics of the side blocks at right forward were facing the net and take off with side step approach,and the center blockers were left shoulder toward the net and take off with run step approach than turn the body to block .The players of Cuba were show in blocking take-off the balance point is high, the angle between arm and the vertical plane of net is small,the arm straight forward initially and than alignment with the ball,and the body bend in '< ' style, the attack ability of block were stronger than the Chinese players.