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为了解儿童生长发育的动态变化,摸索其特点和规律,笔者于1986年至1991年对甘肃省兰州实验小学100名7岁儿童的生长发育进行了连续六年的追踪观察,由于六年间的学生变动,最后得有效卡片77张,其中男生43人,女生34人。观察的内容有身高、体重、胸围三项形态指标。检查时间为每年的9月22日。检查方法按照1985年全国学生体质、健康调研的要求进行。在检查过程中,做到了检查人员、检查器材、检查时间、检查内容、检查对象五固定,保证了资料的准确性和可靠性。现将结果报告如下: 1 发育水平
In order to understand the dynamic changes of children’s growth and development, explore its characteristics and laws, the author from 1986 to 1991 Lanzhou Experimental Primary School in Gansu 100 seven-year-old children’s growth and development conducted a continuous six-year follow-up observation, as six years of students Change, the final valid card 77, of which 43 were boys and 34 girls. Observed the contents of height, weight, chest three form indicators. Check the time for each year on September 22. Inspection methods in accordance with the 1985 national student physique, health research requirements. In the inspection process, to do the inspectors, inspection equipment, inspection time, check the contents of the inspection object five fixed, to ensure the accuracy and reliability of the information. The results are reported as follows: 1 level of development