控制运动训练的重要任务之一是及时地获得运动员身体状况的信息,特别对耐力性项目,及时地掌握运动员的心血管——呼吸系统的机能状况,对评定训练计划、训练手段及方法安排的正确性,十分必要。目前比较广泛采用的方法是PWC_(170)机能测验。它要求受试者在逐渐增加的运动负荷中,进行稳定状态的练习,直至达到所要求的心率。在达到所要求的心率时,每分钟作功的 One of the most important tasks in controlling sports training is to get timely information about the physical condition of the athletes. In particular, for the endurance projects, the athlete’s cardiovascular-respiratory functional status should be grasped in a timely manner. The training plans, training methods and methods should be arranged Correctness is very necessary. Currently the most widely used method is the PWC 170 functional test. It requires subjects to exercise in steady state during a gradually increasing exercise load until the desired heart rate is reached. When you reach the required heart rate, work every minute