近10年来,由于训练量和训练强度不断加大,以及对运动疲劳恢复的重视,世界中长跑成绩水平显著提高。揭示了植物性因素在取得优秀成绩中的重要的生理学成就,由于这个缘故,经济性——花费最少的能量保持已达到的速度的能力在取得优异成绩的诸因素中占有重要地位。无疑,经济性既取 In the past 10 years, due to the continuous increase of training amount and training intensity and the emphasis on the restoration of sports fatigue, the performance of the world middle and long distance racers has been significantly improved. Reveals the important physiological success of plant factors in achieving excellent results, and for this reason economy - the ability to spend the least amount of energy at a rate that has been achieved - plays an important role in the factors that have yielded excellent results. No doubt, both economic