Mahsulot tavsifi
Information about the types of materials for shaft bearings, the chemical composition and characteristics of bearing steels, the compatibility of hardened steels with shafts
#purjina#kimyoviy#materiallar#osma purjinalari
Muallif

Bobur AllayorovTasdiqlangan muallif
- Hujjatlari
- 56 898
- Sotilgan
- 3 780









