Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
Navoi State Mining Institute
Shuai Wang, Maosen Wang, Zhibin Zheng +6
Okhunjon Sayfidinov, Bakhtiyor Mardonov, Akhmadjon Jumaev