Mahsulot tavsifi
This course covers general safety rules in construction activities to ensure the safety of workers and prevent property damage. Topics include checking tools, preparing the work site, and evaluating risks
#umumiy qoidalar#burg'ulash#xavfsizlik
Muallif

Oson TalabaTasdiqlangan muallif
- Hujjatlari
- 43 458
- Sotilgan
- 1 691









