Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
3 ta ish
North China Electric Power University
Anam Azam, Muhammad Rafiq, Muhammad Shafique +1
Jiahai Yuan, Kang Jian-gang, Changhong Zhao +1
Anam Azam, Muhammad Rafiq, Muhammad Shafique +3