一、跳深练习原理及机制 跳深练习是典型的超等长练习,是人体利用自身的体重所产生的冲量迫使下肢肌肉离心收缩后紧接着进行向心收缩的跳跃运动,它能使下肢肌肉在向心收缩前预先拉长,肌肉的工作范围增大,肌肉有更长的有效工作时 First, the deep diving practice principles and mechanisms Deep diving exercise is a typical super-long practice is the body’s own impulse generated by the weight force the lower extremity muscles centrifugal contraction followed by a contraction to the heart of the leaping exercise, it can make the lower extremity muscles Leaned to the heart before the pre-lengthening, the scope of muscle work increased, the muscles have a longer effective work hours