Mahsulot tavsifi
Information about the extraction, properties, and usage of VI A group elements of the periodic system, specifically oxygen
#sanoat usullari#tabiiy manbalari#vi a gurux elementlaridan#o-kislorod
Muallif

FARHODJON ALLAYAROVTasdiqlangan muallif
- Hujjatlari
- 8 120
- Sotilgan
- 277









