Mahsulot tavsifi
Learn about the types of smelting furnaces, their structures, and operations in metallurgy using coal and iron as examples
#temir#pechlar#uglerod#metallurgik jarayonlar
Muallif
PRO TALABATasdiqlangan muallif
- Hujjatlari
- 116 840
- Sotilgan
- 2 818









