3 ms·
A lot of subways built in the latest years are totally of partially automated. See http://en.wikipedia.org/wiki/List_of_driverless_trains http://en.wikipedia.or
by seren 13y ago
A lot of subways built in the latest years are totally of partially automated. See http://en.wikipedia.org/wiki/List_of_driverless_trains http://en.wikipedia.org/wiki/List_of_driverless_trains