< img src="//bat.bing.com/action/0?ti=5858059&Ver=2" height="0" width="0" style="display:none; visibility: hidden;" />
1463
次观看
This project was the Hyperloop of its time. Back in 1966, a French engineer named Jean Bertin came up with a sci-fi like idea: a train that flies. He called it the Aérotrain.
back-to-top