水、多种电解质(钠、钾,氯等)和有机物质(蛋白质、葡萄糖)等组成身体内的溶液,称为体液。体液是人体的主要组成部分,体内的新陈代谢和细胞生理活动都要在体液内进行,体液过多或过少,都会影响正常的生理活动。因此,保持相对恒定的体液,是维持正常生命的重要保障。液体疗法就是补给 Water, a variety of electrolytes (sodium, potassium, chlorine, etc.) and organic substances (proteins, glucose) and other components of the body of the solution, known as body fluids. Body fluid is the main component of the body, the body’s metabolism and cell physiology activities should be carried out in the body fluid, fluid too much or too little, will affect the normal physiological activity. Therefore, to maintain a relatively constant body fluid, is an important guarantee to maintain normal life. Liquid therapy is replenishment