人们在某些特殊的自然环境,例如炎热、严寒或高原地区生活和劳动时,对营养有特殊的需要。为了保证部队在这些特殊环境下有良好的营养供应,提高战斗力,外军在特殊环境对人体营养的影响、利用营养因素增强机体对特殊环境的耐受力或加速适应等方面,进行了许多研究。现将这方面的研究概况介绍如下。一、热区营养在炎热环境下,有些因素例如大量出汗、体内 People have special needs for nutrition when they live and work in some special natural environments, such as hot, cold or highland areas. In order to ensure that the troops have good nutrition supplies in these special circumstances, enhance their combat effectiveness, the influence of foreign troops on human nutrition in special environments, and use nutritional factors to enhance their tolerance to special environments or speed up adaptation, many studies have been conducted . Now the research overview in this area are as follows. First, the hot zone nutrition In hot conditions, some factors such as a large number of sweating, the body