Mahsulot tavsifi
Establishing and equipping an educational workshop includes scientific organization of work, arranging the teacher's workplace, arranging the student's workplace, hygiene, and safety requirements
#mehnat#gigiyena qoidalari#ilmiy tashkil
Muallif
Sotuvchi 148364Tasdiqlangan muallif
- Hujjatlari
- 868
- Sotilgan
- 9









