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МатематикаВопрос:
13. Is it likely that aircraft will ever replace ships?
Ответ:
Вероятно ли, что самолеты когда-нибудь заменят корабли?
- Нет, маловероятно: корабли по-прежнему остаются более эффективным и экономичным способом перевозки больших объемов грузов на дальние расстояния.
Ответ: Нет, маловероятно.
Похожие
- 1. What are the disadvantages of air transport?
- 2. What is the great advantage of air transport?
- 3. What is the earliest form of air transport?
- 4. Why are balloons not reliable enough?
- 5. How are balloons used at present?
- 6. When was the first aeroplane flight made?
- 7. What event quickened the development of aeroplanes enormously?
- 8. How did aeroplanes change by 1918?
- 9. How were the first machines used as bombers converted for use by passengers?
- 10. For what kind of places is air transport the only possible kind of transport?
- 11. What kind of aircraft was introduced in 1950?
- 12. What is another important use of air transport besides carrying passengers?
- 14. When were helicopters first introduced for regular airline service?
- 15. How were helicopters used later?
- 16. How do helicopters gain and lose in their technical characteristics?
- 17. What kind of machine was developed to combine the advantages of helicopter with the high speed of an ordinary aircraft?
