The high-speed line Madrid- Sevilla has this technology, which monitors the speed of trains and transmits the signs of circulation to the driver
Advertisement
International news in seven languages
The high-speed line Madrid- Sevilla has this technology, which monitors the speed of trains and transmits the signs of circulation to the driver

The high-speed line Madrid- Sevilla has this technology, which monitors the speed of trains and transmits the signs of circulation to the driver