脂肪是人体组成的重要成分,过少往往提示机体营养状态欠佳;过多则成为心血管系统的一个沉重负担,并和一些疾病如糖尿病、高血压、肝胆疾患等有关。另外,飞行、潜水人员的体脂量又与吸入气中氮的溶解量有关而涉及到减压病的发生。因此,体脂量的测定是人们十分关心的问题。 目前比较常用的体脂测定方法有:身体密度-比重,全身水、全身~(40)K,亦有研究 Fat is an important component of the body composition, too little often prompts poor nutritional status of the body; too much is a cardiovascular system, a heavy burden, and some diseases such as diabetes, hypertension, hepatobiliary disease and so on. In addition, flying, diving body fat volume and inhalation of nitrogen dissolved in volume related to the occurrence of decompression sickness. Therefore, the determination of body fat is a matter of great concern. The most commonly used body fat determination methods are: body density - specific gravity, whole body water, whole body ~ (40) K, there are also studies