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rocket propulsion造句
1. This is the secret of rocket propulsion. 2. Remember that the principle of rocket propulsion simply requires high-speed molecules to push against the rocket. 3. Please hire some teen-agers instead of Rocket Propulsion Experts. 4. The liquids employed for rocket propulsion are called propergols. 5. The firm designed, built and flew a rocket propulsion system on its record-setting EZ-Rocket aircraft. 6. The fundamentals, developments and applications of Nuclear Thermal Rocket Propulsion will be discussed here. 7. In rocket propulsion, the higher the temperature of the exhaust gases, the higher their velocity and hence the higher their fuel efficiency. 8. Space Propulsion begins with a review of rocket propulsion fundamentals. 9. In this paper, the trends of solid rocket propulsion technology are discussed. 10. The article hereunder describes the history of liquid rocket propulsion in France through the last 50 years. 11. To overcome the difficulties on acquiring enough fault modes from ground and flight test data, the failure process for liquid propellant rocket propulsion systems was modeled. 12. Gel propellant is a new kind of propellant for rocket propulsion and other gas generator. 13. XCOR has nine years' experience developing reliable, reusable and non-toxic rocket propulsion systems and has already built and flown two different rocket-powered vehicles. 14. It is used as an inert gas in welding, rocket propulsion, balloon flight, hyperbaric chambers, deep-sea diving (see nitrogen narcosis ), gas chromatography, luminous signs, and cryogenics. 15. It is laid in the sea bottom and will rise to surface with its rocket propulsion. 16. August 18, the Russian space agency to use the same model with the launch of rockets and rocket propulsion to launch a domestic communications satellite ended in failure. 17. This paper attempts to analyse the tendency to develop liquid propellant rocket propulsion technology according to the requirements o launch vehicles and spacecrafts. 18. This article summarizes the development, the application and the newly-made progress of hydrogen peroxide on rocket propulsion technology. 19. The accelerating development of the space technology and the rocket weapon technology calls for increasingly high reliability of the rocket propulsion system.