The utility model has the advantages of simple structure, convenient operation and good body building effect.
这种按摩器结构简单，使用方便，健身效果好，便于推广。
AIM: to observe effect of psychological factor and intervention on the achievement of standard of the grade in the body building exercises training and competition of university students.
目的：观察大学生在健美操训练和比赛中实施心理因素干预对等级达标成绩的影响效果。
Fitness and body-building activity is a kind of activities with comprehensive effect and function, which is beneficial not only to our body and mind, but also to our society.
认为健身健美运动是一项有益于人类身心，有益于社会的具有综合效能与作用的运动。
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