Mahsulot tavsifi
Study on the technological aspects of excavating internal cavities and external cavities when laying out accumulation species
#qoplama jinslar#geologik xususiyatlar#ochish texnologiyasi
Muallif
Elaka QayumovTasdiqlangan muallif
- Hujjatlari
- 8 242
- Sotilgan
- 385









