水的浮力 meaning in Chinese

buoyance of water
buoyancy of water

In our life and production , where should we use float
在生产、生活中，哪些地方利用水的浮力？
So people held that brachiosaurus usually live in the water , the buoyancy of water on the weight and only show his head in the water breathing
所以人们才认为，腕龙通常是生活在水中，靠水的浮力减轻体重，只露出头部在水面呼吸。
People who cannot swim may do aerobic exercises in the water to burn calories and produce a better physique . besides , swimming also helps to strengthen the cardiopulmonary functions , rectify body posture , and prevent or treat pain in the shoulders and the lumbar region of the back . swimming is also good for unwinding , while the buoyancy of water can minimize pressure on the joints
不会游泳的旱鸭子都可以从事水中有氧的健康运动，它有燃烧热量健身健美的效果，除此之外，也能强化心肺功能，又对身体姿势的矫正及肩膀腰部的疼痛，都有预防与疗效，游泳也有舒解压力的功能，水的浮力又会减少身体关节所负的压力。