Mahsulot tavsifi
This course covers general information about Selen, its natural occurrence, methods of extraction, and the structure and types of Selen compounds
#selen#kimyoviy element#olish usullari
Muallif

Abdulaziz QayumovTasdiqlangan muallif
- Hujjatlari
- 30 640
- Sotilgan
- 1 358









