Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
D. Serikbayev East Kazakhstan State Technical University
Daulet Assanov, V. V. Zapasnyi, Aiymgul Kerimray
У. К. Жалмагамбетова, Daulet Assanov, Alexandr Neftissov +2