打造强大身体的 9 节课视频课程
对于健身运动员来说，背部肌肉的训练是不可忽视的，它关系到整体肌肉的协调性和上半身肌肉的发达程度。肌肉发育相互影响，背部肌肉薄弱也会影响肩部、手臂、腰部等肌肉的发育。该课程将带您了解力量训练的原理和相关概念，以及背部、臀部、胸部、肩部和手臂。腹部原理训练建议。(For fitness athletes, the training of back muscles cannot be ignored, it is related to the overall muscle coordination and the development of upper body muscles. Muscle development affects each other, and weak back muscles will also affect the development of shoulders, arms, waist and other muscles. This course will take you through the principles and concepts of strength training, as well as the back, hips, chest, shoulders and arms. Abdominal principle training advice.)
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