🔸澳州10开奖记录: Proposed Personal Rapid Transit Demonstration Site, Denver, 1972
Long before the current idea of putting Teslas in tunnels and calling it rapid transit, there was PRT, or Personal Rapid Transit. The idea was that many small carriages on guideways could take people directly to their intended destination anywhere along the route – described as a “horizontal elevator” by John Volpe, the U.S. Secretary of Transportation at the time. In the early 1970s, Denver beat out 29 other cities around the U.S. and was […]
