Последние добавленные видео:
train-track-mechanism
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11 месяцев назад
506424 11 месяцев назад 11:18How do Trains Change Track? | Simple, yet Genius
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8 месяцев назад
134941 8 месяцев назад 31:52How Old Railway Tracks Are Cleaned and Replaced – Powerful Rail Maintenance Machines in Action
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3 года назад
6537554 3 года назад 8:13How trains actually Turn ? | on curved rail track.
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4 года назад
31810646 4 года назад 4:30The interesting engineering behind the SHAPE of Train wheels!