This study research different exercise project for the special quality of college student feel anxious influence.
本研究主要研究不同锻炼项目对大学生特质焦虑的影响。
This exercise helps you learn how to project your voice to various distances and directions at different voice volumes.
在训练发声系统期间，分别使用高、中、低三种音量来重复以上练习。
This exercise helps you learn how to project your voice to various distances and directions at different voice volumes.
在训练发声系统期间，分别使用高、中、低三种音量来重复以上练习。
应用推荐