From waybeta.com...
"A minimum speed of 4,000 kilometers, less energy consumption airliner 1 / 10, noise and air pollution and accident rates close to zero, a new type of transport - Evacuated Tube maglev train is very obvious - Evacuated Tube train, will Beijing and Washington into a two-hour traffic circle, with several hours to complete trip around the world has become a goal of scientists in recent efforts, and China in this study have been walking in the world."
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