为了解龙口矿区中小学生现时营养状况 ,以便为提高学生身体素质提供科学依据 ,我们于 1 999年 9～ 1 0月对矿区在校学生进行了现时营养状况调查 ,评价分析如下。1　对象与方法1 .1　对象 :以矿区内 6所学校的 7～ 1 8岁中小学生 385 7人为调查对象 ,其中男生 2 0 1 2人 ,女生 1 In order to understand the current nutritional status of primary and secondary school students in Longkou mining area so as to provide a scientific basis for improving their physical fitness, we conducted a survey on current nutritional status of school-aged students in the mining area from September to October 1999, and analyzed the following. 1 Subjects and Methods 1.1. Subjects: 385 7 primary and secondary school students aged from 7 to 18 in 6 schools in the mining area were surveyed, of whom 2,012 were boys and 1 was girls