最近,我們对长春市实驗小学学生的身体发育和健康情况,进行了一次調查。这所学校学生身长、体重、胸圍的平均数值,一般都超过了我們調查过的长春市其他学校的平均数值,学生身体发育状况是相当好的。我們在該校重点調查的有六年級一班42名13周岁的学生;四年級二班46名11周岁的学生;二年級一班29名8周岁的学生。对这些学生的身长、体重、胸围进行了测量。统计表 Recently, we conducted a survey of the physical development and health of students in Changchun Experimental Primary School. The average length, weight and chest circumference of the school students generally exceeded the average of the other schools in Changchun that we investigated. The physical development of the students is quite good. We focused on the school survey of a group of six students in the sixth grade of 13-year-old students; fourth grade two class 46 11-year-old student; second grade class 29 of 8-year-old student. The length, weight and bust of these students were measured. Statistics table