И. А. Курбасова Е. И. Силантьева


ПРИМЕЧАНИЯ 1. the time interval method



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Курбасова

ПРИМЕЧАНИЯ
1. the time interval method — система следования поездов с интер­валом во времени

2. the space interval method — система следования поездов с ин­тервалом в расстоянии


3. Прочтите текст со словарем и дайте ответы на следующие вопросы.

1. What factors determine the safety on railways? 2. What types of railway equipment help the railwaymen keep the track in a good operating condition? 3. Who devised the method of stopping trains by compressed air? 4. Why did the early brakes give way to the Westinghouse brakes? 5. What made railways invent different methods of signall­ing? 6. What were the main steps in the evolution of signalling and what was the purpose of each method used? 7. What is CTC and how are train movements governed under CTC? 8. What may cause accidents on high-speed and superhigh-speed railways? 9. How is the problem of safe train operation solved nowadays? 10. What is meant by semi-automatic driving of trains? 11. How do cab signals and automatic train stop devices help the drivers avoid accidents?



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