Lesson 8
Переведите предложения, обращая внимание на значения следующих слов и словосочетаний:
the… the, the same, per, number, some, should, like, the three, to take into consideration, any, to say, both… and, to consider.
The greater the inductance of a coil, the greater is the effect of self-induction.
We should like you to take into consideration that voltage, resistance and capacity, are the three important properties to influence the flow of current in the an electrical circuit.
When electrical devices are in a line so that the current is not divided at any point, they are said to be in series.
This characteristic of a coil, which is known to depend both upon frequency and inductance, is termed the reactance.
The region, in which this force is exerted, is considered to be pervaded by the electrostatic field.
In such a system no information must have been lost.
Were the current reversed, the direction of the lines of force would be reversed, although they would still remain as concentric circles.
At the input of the receiver is supplied a signal.
Lesson 9
Переведите предложения, обращая внимание на значения следующих слов и словосочетаний:
the fact, ingenuity, i.e., technique, as a result, approach, of, at first, number, to prove, to be spaced, to plan, primarily.
This fact has resulted in a great account of efforts to find the ideal device. Evidently these efforts have not been wholly successful, for the most used devices are those whose development took little ingenuity.
An approximate analysis has been developed to explain the operation of the stretch technique.
As a result of this approach, we have had to face some additional complications.
Of the many variation of possible filter constructions which were at first proposed, only a small number have proved to be practicable.
Were the current reversed, the direction of the lines of force would be reversed, although they would still remain as concentric circles There are many potential error sources in telephone equipment.
The photons must have had enough energy to break the silicon atom-to-atom bonds to produce this ionization.
Project Telestar was planned as being primarily a communication experiment.
Lesson 10
Переведите предложения, обращая внимание на значения следующих слов и словосочетаний:
it is ……that, to determine, different. To be likely, inter, to be present, greatly, the two, one, per, that
It is information rate and information density which determine the possible methods.
To avoid interference at the satellite, different frequencies for transmission and reception will be needed.
On this steady error must have been superimposed the fluctuations mentioned above.
Electric fields are likely to be present through most of the interelectrode space.
It has to be mentioned that improvements in the properties of files would contribute greatly to the reduction of costs, if they permitted the use of lower currents.
Aspects to be covered include receiver and transmitter design, propagation, receiving and transmitting aerials
At the receiver the two signals are separated by filters
The average density of television sets in Europe is of the order of one third that of the United States figure, Great Britain having the highest density with 26 sets per 100 inhabitants.