论文部分内容阅读
为了解铁路司机学校青年学生的营养状况和膳食特点,我们于1995年4月对绥化铁路司机学校学生进行营养调查。 1 调查对象和方法 1.1 调查对象:随机抽取该校在食堂进餐的学生45名,男25名,女20名。年龄在19至21岁。 1.2 调查方法:膳食调查,采用称重法。即称取调查对象4日内各种食物的重量,计算出每人每日摄入的热能和营养素量。体格检查,对调查对象作发育状况
In order to understand the nutritional status and dietary characteristics of railway driver school young students, we conducted a nutrition survey on students of Suihua Railway Driver School in April 1995. A survey of objects and methods 1.1 Survey: randomly selected the school dining in the cafeteria 45 students, 25 males and 20 females. Age 19 to 21 years old. 1.2 Methods of investigation: dietary surveys, using weighing method. That is, the respondents weighed a variety of food within 4 days of weight, calculate the daily intake of calories and nutrients. Physical examination, the development of the survey subjects