9月4日，杭州市大关小学四年级三班的班主任汪老师在抽查一名学生的书包，这只书包重2.46斤。

On September 4,,Hangzhou mark primary school grade four class three head teacher wang teacher in check a student bag,This only bag weighs 2.46 jin.

　　新学期开始，杭州市大关小学900多名学生收到了学校统一配发的“三斤半书包”。“三斤半书包”是大关小学专门为新学期推行“轻负高质”的教学理念而定制的。书包设计有放置不同书本以及水杯的夹层，自重0.84斤。据学校测算，书包装上必要的课本以及文具后不会超过三斤半，这样就能控制学生书包重量，学校也会在放学时对书包重量进行抽查。

The new term began,Hangzhou mark elementary school more than 900 students received the school uniform distribution of"Three catties half bag"."Three catties half bag"Is mark elementary school special implementation for the new term"Light negative quality"Teaching concept and custom.Bag design have placed different books and the sandwich glass,Self-respect 0.84 jin.According to the school measure,Book packaging necessary books and stationery will no more than three and a half jins,So you can control the students bag weight,Schools can also in the school bag on the spot check weight.

　　据学校介绍，这样的做法一方面让学生养成“不必需不带回家”的习惯，另外一方面锻炼学生管理自己的书包和统筹日常学习的能力，最终也减轻了学生负担。

According to the school introduces,This practice, on the one hand, students will develop a"It is not necessary to not take home"habits,On the other hand exercise the student management own bag and plan as a whole the daily learning ability,Finally also alleviate the burden of students.

　　新华社记者 鞠焕宗摄

Xinhua news agency reporters JuHuanZong perturbation