对排球几种发球抛球方法的研究

本文在对排球几种发球性能进行分析研究的基础上，提出了适合发球特性的抛球方法，对提高发球技术教学水平，加强发球的准确性和攻击性，促进发球技术战术的改进和创新，具有指导意义和参考价值。

A Research on the Uarious Ways of Toss-up of Vallcy-ball Service

Based on the analysis and study of the functions of various valley-ball serv-ice,the thesis puts forward some new wavs oftossing up a vallev-ball while taking the serv-ice which is up to the rules of it'service。They are of certain guiding significance andreference value to improve service teaching to enhance it's accuracy and attack and furthenthe innoration of it's tactics。