What are the sizes of desks and chairs for pupils in primary schools?
In fact, the classroom desks and chairs in every stage of learning the size, height is not the same, such as the kindergarten desk is similar to the large wooden strip, and the chair is a lightweight plastic stool (convenient kids). Of course, both primary and secondary desks and chairs are similar. They are desks of equal height, chairs and tables and chairs.
The surface of the desks and chairs are generally used plywood, pressing board, joinery board made of these materials, and have advantages of their plywood has advantages of small deformation and large size, convenient construction, no warping, transverse tensile mechanical properties of molded plate is good; good waterproof performance, environmental protection, and other color texture diversity; Blockboard course has a screw holding force is good, has the characteristics of high strength, solid quality, sound absorption and insulation. The surface of the desks and chairs made of these materials is durable and economical and environmentally friendly.
Maybe we can still cover the size of the desks and chairs. Now let's take a look at the specific size of a single desk and chair! The desk is 80cm high, so the height is set by the average person's height, and the height of the chair is 50cm, so that it can match the desk, and people sit on it to coordinate.
Maintenance of student desks and chairs, so the first thing we need to do is start from the students' desks users -- students, every student should take care of their use of student desks and chairs, as students should know, student desks and chairs with their time is very long. So make sure you don't hit it or not and don't shake it. Not in their own school desks and chairs on graffiti, you want as an old friend who accompanies you so long time, student desks and chairs every day let you do let you use, you will get it confused? When cleaning desks and chairs of students, it is forbidden to scrub with alkaline substances, such as washing powder, soap box and lye. The correct method of cleaning students desks and chairs should be a little wet cloth gently wipe.
