By applying the method of literature study, analyses and studies were made on the key links of spike techniques.

采用文献资料研究方法，对排球扣球技术几个主要技术环节进行研究分析。

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By applying the method of literature study, analyses and studies were made on the key links of spike techniques.

采用文献资料研究方法，对排球扣球技术几个主要技术环节进行研究分析。

youdao