SOFF X · AIHujjatingizni AI yaratsinSovg'ani olingMahsulot tavsifi
Characteristics of the eighth main group elements of the periodic system
#periodic table#chemistry#elements
Muallif
Sotuvchi SotuvchiTasdiqlangan muallif
- Hujjatlari
- 12 490
- Sotilgan
- 478









