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Exercise 25. Say about the jet engines using the following words and word-combinations.
Jet Engines
Exercise 26. The most important types of engines are turbojet and turboprop engines. Let’s compare them according to the following parameters.
1. What engine is heavier? 2. What about their size? 3. What engine develops higher speed? 4. What engine consumes more fuel? 5. What airplanes are powered by turboprop engines? 6. What airplanes are powered by turbojet engines?
s?
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