Mahsulot tavsifi
Study on the development of electronic vacuum lamps in the history of the emergence of electronic devices.
#optik nurlanish#elektr yoritish tizimlari#elektr yoritish manbalari
Muallif
Jonibek SharipovTasdiqlangan muallif
- Hujjatlari
- 10 558
- Sotilgan
- 618
