400米跑是短距离跑中距离最长、难度最大,以无氧代谢供能为主的极限强度的竞赛项目。在400米跑中,速度是核心、耐力是关键、力量是保障。本文主要从速度、速度耐力和力量耐力三个方面来探讨提高400米跑专项能力训练的主要方法和手段,以期为广大教练员、运动员在训练实践中提供有益的 400 meters run is the shortest distance to run the longest, most difficult to anaerobic metabolism-based ultimate strength of the competition project. In the 400-meter run, speed is the core, endurance is the key force is guaranteed. This article mainly discusses the main methods and means of improving the special abilities of 400 meters running from the aspects of speed, speed endurance and strength endurance, with a view to providing the most coaches and athletes with useful training practice