１加强腿部力量以提高速度。提高短跑速度，几乎总是要牵涉到加快步频、增大步长。而加快步频、增大步长的关键就是增强运动员腿部力量。虽然说步频在很大程度上取决于先天遗传，但是通过训练也是能使其进一步提高的。只有具备了足够的腿部力量，才能为短跑的专业力量，即快 1  strengthen the leg strength to increase speed. Raising the speed of a sprint almost always involves speeding up the pace and increasing the pace. The key to speeding up the pace and increasing the pace is to enhance the athlete’s leg strength. Although the step frequency is very much dependent on genetic inheritance, it can be further improved through training. Only with enough leg strength to sprint professional strength, that is fast