This study is expected to provide reference for improving the teaching effect in putting shot.
通过本研究，以期为提高铅球技术教学效果提供一点参考。
The mechanism is effective for monitoring teaching effect and improving …
可以快速有效地监测教学效果，改进教学。
The mechanism is effective for monitoring teaching effect and improving …
可以快速有效地监测教学效果，改进教学。
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