Current time management clock device of world major countries and cities

摘要

1. the application range of the design is shown in the field of technology: through the device, the main countries and major cities of the visual display.;2. the invention is to resolve the technical problem that the country and the city: the world of the dead, in order to understand the need for multiple.;3. abstract: to solve the method of the main national and standard of city bus, according to the required standard for the current time and a favorite country or city car in the country or the city's current time display method.;4. the main purposes: the design of the electronic clock is.