一、自由泳技术1、身体位置自由泳时,身体在水中尽可能浮得高些,同时身体放松。头的姿势影响身体位置,一般来说,水面应齐发际。随着每一只手臂的前伸,身体应向侧逐渐滚动(见图1)。在自由泳和仰泳中,当身体转向较有力的手臂一侧时,运动员可获得极大的推进效率。 First, the freestyle technique 1, the body position Freestyle, the body floating in the water as much as possible higher, while the body relaxed. Head posture affects the body position, in general, the water should be Qi hair. As each arm advances, the body should roll gradually to the side (see Figure 1). In freestyle and backstroke, the athlete gains great propulsion efficiency as the body turns to the more powerful arm side.