English for Specific Purposes

	Electronic Engineering

field (n) -	the region in which a particular condition prevails, especially one in which a force
	or influence is effective regardless of the presence or absence of a material
	medium;

quantize (v) -	1) (physics) form into quanta, in particular restrict the number of possible values of
	(a quantity) or states of (a system) so that certain variables can assume only
	certain discrete magnitudes.
	2) (electronics) approximate (a continuously varying signal) by one whose
	amplitude is restricted to a prescribed set of values;

bound (adj) -	tied with rope, cord, string, etc.;

spectrum (n) -	the set of colours into which a beam of light can be separated, or a range of
	waves, such as light waves or radio waves;

ultraviolet (adj) -	(of light) having a wavelength which is after the violet (= light purple) end of the
	range of colours that can be seen by humans;

infrared (adj) -	having a wavelength just greater than that of the red end of the visible light
	spectrum but less than that of microwaves;
radiation (n) -	energy from heat or light that you cannot see;
detect (v) -	to notice something that is partly hidden or not clear, or to discover something,
	especially using a special method;
convert (v) -	to (cause something or someone to) change in form, character, or opinion;
absorb (v) -	to take something in, especially gradually;
internal (adj) -	existing or happening inside a person, object, organization, place or country;
lens (n) -	a piece of glass or other transparent material with curved sides for concentrating
	or dispersing light rays, used singly (as in a magnifying glass) or with other lenses
	(as in a telescope);
arbitrary (adj) -	1) based on random choice or personal whim, rather than any reason or system;
	2) (math) (of a constant or other quantity) of unspecified value;

fiber (n) -	1) any of the thread-like parts which form plant or artificial material and which can
	be made into cloth;
	2) threads when they are in a mass that can be used for making products such as
	cloth and rope;

transducer (n) -	any electronic device that changes one form of energy into another, such as a
	microphone, which changes sound waves into electrical signals;

emit (v) -	to send out a beam, noise, smell or gas.

4. Match the following words with their synonyms (A, B) and the Russian equivalents (C, D):

A	B

scale	take in

quantity	insulator
agitated	emit
confine	instrument
appliance	range
vary	alter
absorb	restrict
dielectric	amount
irradiate	excited

C	D
matter	покрывать

source	рассеянный
emphasize	фотодиод
convert	неопределённость
uncertainty	момент импульса
angular momentum	подчёркивать
scattered	преобразовывать
photodetector	служить источником
dope	материя