... -speed roadway, the advantages of Robin-M1 are as follows: Robin-M1 has a small volume, which is ... any destruction to the environment.Low energy consumption:Robin-M1 has an extremely low cost----0.03/km ... than electric vehicles because the mass of Robin-M1 is only about 18.5kg whereas the weight ... ”. With the fast development of modern metropolis, Robin-M1 is now being accepted as a superb solution for ...