Swimmers from provincial team of Guangdong Province were selected to perform high BLA load distance as 100m, 200m, 400m, their BLA, HR change were studied.

• 为研究游泳运动员100m、200m、400m三种高乳酸距离负荷后血乳酸、心率变化规律，选择广东省游泳队运动员进行实验研究。