Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
5 ta ish
Ish: Increasing the strength of potato digger elevator rods
T Arturo Fernández
Saidraxim Temirov, Mirzokhid Tukhtabayev, Z. X. Turgunov
Professor Brian D Witney