为了解高原寒区特种兵在冬季的营养状况,我们于1991年元月,对常年驻青海高原的部分工兵、汽车兵、炮兵、通讯兵部队的10个连队进行了营养调查.1 调查内容与方法该部队驻地在海拔1750～3940m之间,最低气温-21.8℃,一年中平均气温在零度以下长达5个月.这些连队分别担负训练、运输、执勤、通讯等任务,属中等劳动强度.由于采取随机抽样, In order to understand the nutritional status of special forces specialists in the plateau in winter, we conducted a nutrition survey on 10 companies in the perennial peasant, car, artillery and communications forces of the Qinghai Plateau in January 1991. Contents and Methods of Investigation The force station at an altitude of 1750 ~ 3940m, the lowest temperature -21.8 ℃, the average annual temperature of sub-zero for up to 5 months.These teams were responsible for training, transportation, on duty, communications and other tasks, is moderate labor intensity. As a result of random sampling,