text: With this telescope, Chinese scientists hope to make breakthroughs in astronomy, including the search for objects outside the Solar System and the study of the structure of the Milky Way?
classes:  No, in theory, magnetic levitation trains running in vacuum tubes can reach speeds of up to 4,000 km/h, five times the average cruise speed of passenger aircraft.  Besides, in theory, magnetic levitation trains running in vacuum tubes can reach speeds of up to 4,000 km/h, five times the average cruise speed of passenger aircraft.  Yes, in theory, magnetic levitation trains running in vacuum tubes can reach speeds of up to 4,000 km/h, five times the average cruise speed of passenger aircraft.  Meanwhile, in theory, magnetic levitation trains running in vacuum tubes can reach speeds of up to 4,000 km/h, five times the average cruise speed of passenger aircraft.