0
wochit_news
Следвай
88
Amtrak Promises Automatic Braking in Wake of Deadly Train Crash
3
15.05.2015
Passenger rail services in Britain and much of western Europe have for many years had automatic safety systems that warn train drivers if they are speeding and then trigger the brakes to prevent the kind of crash that killed eight and injured more than 200 in a derailment in Philadelphia on Tuesday.
Виж повече
Виж по-малко