10. The description of Venus was made by means of the most powerful telescopes which were then In existence.

23. Переведите предложения, обращая внимание иа перевод глагола Involve (2,9) н причастия involved в функции правого определения.

1. Space flight involves many different problems varying greatly with different missions.

2. Nuclear radiation involves the release of a considerable amount of energy.

3. Teaching pilots to fly Involves a great deal of training.

4. Energy Is Involved in every motion, in every event.

5. Liquid oxygen has been used in the industry for many years, and no great problems are involved.

6. The technical problems Involved in the construction of an ion rocket are considered in some detail below.

7. Some of the forces involved in flight are lift, drag, thrust and gravity.

8. It is the purpose of this chapter to discuss the general principles involved in the operation of electronic devices.

9. We have to consider all the factors Involved in the construction of rocket engines.

10. The mathematical difficulties involved in an exact solution of the motion of two or more electrons revolving round a nucleus are very great indeed.

11. Rocket propulsion differs from other propulsion methods only in the relative masses and velocities Involved.

12. The process Involved aims at production of heavy water.

13. The reduction of radiation intensities to a safe level for the personnel involved is not particularly difficult.

14. When selecting the propellants to be used for any particular rocket there are obviously a great many considerations involved.

24. Переведите предложения, содержащие слова point (2,10) и view (2,25) н словосочетания с ними. После перевода повторите еще pas значения выделенных слов.

point п

1. Rotary motion of а body is such that every point of the body revolves in a circular path about some point, which serves as the axis * of rotation.

2. Thanks to radio aids airplanes oan fly to the point of destination without a human pilot aboard.

3. An important point to remember is that the missile itself is usually only a component of a complete weapon system.

4. It is an interesting point that all devices and machines function usefully only when some sortof energy change takes place.

» axis -ось

3 Зак. 849 65

5. То illustrate the point previously made about the importance of density, Table IV shows the ranges of the gyro-controlled missile.

6. From a physical standpoint, a gas is composed of individual particles, each in continual, irregular motion.

7. It should be noted that up to this point the effects of side wind, have not been taken into consideration.

8. The magnetic compass points to the exact magnetic north at only a few places on the earth.

9. It is we 1 to point out here, that the source of the scattered * energy is called "target."

view n

10. The pilot must always have a good view from the cockpit.

11. Aircraft piston engines may be classified from the point of view of the arrangement of their cylinders.

12. The book provides an analysis of the action of semiconductors from the physics viewpoint.

13. In view of the tremendous speed of light, its determination must require the measurements either of very long distances or of very short intervals.

14. In view of the definite composition of compounds, we see an immediate distinction between compounds and mixtures.

15. Immediately after Becquerels discovery of uranium rays the Curies made a careful study of all the then known elements by the electrical methods, with a view of determining whether or not the property of radioactivity was possessed by other substances.

16. Air-to-surface missiles may be viewed as long range aerial bombs possessing high accuracy.

25. Переведите предложения, обращая внимание на перевод выделенных существительных, образованных от прилагательных.

Сравните:

fundamental о fundamentals п

основной основы (основные положения)

Ц The fundamentals of alternating current are presented in this chapter.

2. Many variables are involved in the selection of suitable fuels for gas-turbine engines.

3. In all steam engines and turbines there are three basic essentials: 1) the source of heat; 2) the working agent; 3) the sink

* scatter - рассеивать

air-to-surface missile - ракета класса «воздух - земля»

sink - отстойник

26. Переведите предложения, обращая внимание на перевод словосочетаний с глаголом to take (2,17). После перевода назовите основные словосочетания с этнм глаголом и повторите их перевод.

1. We must take advantage of minimum maintenance and instant readiness of solid propellants.

2. Full advantage must be taken of the large internal fuel capacity of this airplane.

3. Holographic methods of information processing is a new field of technique and full advantage must be taken of it.

4. Chain reaction takes place as a result of the fission of the nucleus of such elements as the U-235 isotope.

5. We define an atom as the smallest particle of an element which-can take part in a chemical change.

6. We must take Into consideration the amount of force applied.

7. Another layer of the atmosphere that we must take into account when planning space communication is the ionosphere.

8. Take care not to increase the voltage more than 100 volts during the experiment.

27. При переводе предложений обратите внимание на различные значения глагола to provide (2,21) и существительного provision. Назовите основные значения этих слов.

provide V

1. The rocket engine provides the propulsive forces to accelerate the vehicle.

2. We shall discuss now the evidence provided by cosmic observations.

3. The rocket provides the only practical means needed to place an artificial * satellite in an orbit about the Earth.

4. Radioactive isotopes provide a new tool for industry and an instrument for scientific research.

5. The International Geophysical Year provided the first occasion for a prolonged programme of cosmic ray observations throughout the world. .. : • ,

provision n

.6, The provision for power supply is a problem to be .solved.

7. In manned space systems, provision is made for maintenance and repair of the power system equipment during a mission.

8. When placing the heat source in the vehicle, provision must be made for the heat shunting.

28. Переведите предложения, в которых слова provided (2,21), provided that и providing выполняют функцию союза и имеют значение «если только», «при условии (что)».

I. The density of а body can be found, providing its mass and volume are known.

• artificial - искусственный 3* $7