Fourth- through eighth-grade classrooms can have no more than 22 students, and prekindergarten through third grade can have no more than 18.
四年级到八年级每个班不能超过22个学生，在读幼儿园之前到三年级一个班人数不能超过18人。
Junior high school students with Internet addiction all dimensions were no significant differences in grade.
初中生网络成瘾各维度在年级上均不存在显著差异。
Some students even think in university, there is no like high school so much mock exams or grade to learn not ranked, so much.
有些同学甚至会认为，在大学里面也没有像高中那么多的模拟考试或者是年级排名，就对学习没有那么重视了。
Junior high school students sense of alienation different dimensions were no significant differences in grade.
初中生疏离感各维度在年级上均不存在显著差异。
This study was designed to assess the effectiveness of the concept map as a strategy in the teaching of English reading to Chinese students of Grade Two in No. 2 High School of Zhangye.
本文以张掖市第二中学高二学生为样本，对概念图在高中英语阅读教学中应用的有效性进行研究。
The study demonstrated that there is no significant difference among scores achieved by students from different majors in the same grade.
通过课堂讲授和实验教学培养学生观察判断问题能力和精密地进行科学实的技能，是药物分析学中很重要的内容。
There is no significant difference in students participation concerned with grade. The level of students participation isn't raised along with grade increasing.
小学生的课堂参与在年级水平上无显著差异，即小学生的课堂参与水平并没有随着年级的升高而提高；
The objects were 1200 healthy and no the disease history students, 300 for each grade who were selected randomly, boys and girls half and half.
随机挑选身体健康，无疾病史的大一到大四四个年级共1200名学生，每年级各300名，男女各半。
Results(1) There were mild problems in sources, psychological reaction of anxiety among students of grade three. There was no significant problem in body reaction of anxiety.
结果（1）高三考生在高考焦虑的来源和心理表现上存在轻度问题，在高考焦虑的躯体反应水平上则不存在明显的问题。
From the view of the second grade indexes the indexes of experts, students and projects were ranked better, the index of research basis was no good, and the index of thesis-monographs was behind.
从二级指标看，“专家情况”“学生情况”“科研项目”排名状况较好，“科研基础”次之，“论文专著”排名状况较差；
The study demonstrated that there is no significant difference among scores achieved by students from different majors in the same grade.
通过课堂讲授和实验教学，培养学生观察判断问题的能力和精密地进行科学实验的技能，是药物分析教学中很重要的内容。
Conclusion High school students' psychological stress existed class kind differences and grade differences, but no significant differences were found between genders and among family resources.
结论：高中生的总体心理压力存在显著的班级类型差异和年级差异，性别差异和户口类型不显著。
Conclusion High school students' psychological stress existed class kind differences and grade differences, but no significant differences were found between genders and among family resources.
结论：高中生的总体心理压力存在显著的班级类型差异和年级差异，性别差异和户口类型不显著。
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