Mahsulot tavsifi
Study course on modern railway crossing structures and technologies focusing on safety and efficiency. Includes components such as automatic barriers and optical signaling systems
#zamonaviy texnologiyalar#signalizatsiya tizimlari#poyezd o'tish joylari
Muallif
Million .Tasdiqlangan muallif
- Hujjatlari
- 1 164
- Sotilgan
- 61
