论文部分内容阅读
为判断和评定学生学习和劳动时间强度是否合适,我们抽样了52名男女同学,作了一次剂量试验。现报告如下:一方法剂量作业试验根据某种指定的作业不同,分
To determine and assess the appropriateness of student learning and working time intensity, we sampled 52 boys and girls and conducted a dose test. The report is as follows: One method Dose test according to a specific assignment of different operations, points