The futuristic steel tubetransportation system is called Hyperloop.
这个未来的管道运输系统被称为超回路列车。
2
The feasibility of ETT (Evacuated TubeTransportation)has been verified by foreign and domestic experts.
真空管道运输的可行性已经得到国内外专家的论证。
3
Now, this system is called Evacuated TubeTransportation (ETT), which monishes the air resistance of rail transit, but it essentially belongs to the category of rail transit all the same.