II. Составить 5 предложений , используя словосочетания из упр 2 ( лаб. Работа).
1. The cycle of operation is repeated after the liquid refrigerant passes back to the regulator after leaving the condenser.
2. The surrounding air inside spaces is cooled by refrigerant passing through the coils.
3. Storage vessel is used for keeping surplus refrigerant.
4. The cycle of refrigeration is repeated continuously in the refrigerating plant.
5. If gas contain some liquid , the crankcase will become cold or frosted.
III. a ) найдите в тексте отрывок, описывающий работу регулирующего вентиля .
Cтр 6 – 7 “ If the regulator … evaporator.”
b) выберите фразы , содержащие будущее время; проанализируйте эти формы и переведите их.
· If the regulator is passing an excess of refrigerant ( придаточное условное ) , then the gas entering the compressor will still contain some liquid ( главное предложение) , which will cause the crankase to become cold or frosted.( придаточное определительное).
· If the regulator is insufficiently open ( придаточное условное ) , all the liquid will have evaporated before reaching the end of the circuit ( главное ).
· The pressure in the condenser will correspond to the temperature of condensation.(обычное повествовательное предложение ) .
IV . Выписать из текста слова – названия основных частей оборудования , описаного в этом тексте.
An evaporator , coils, an air cooling battery, a compressor, a regulator, a crankcase, a condenser, a geuge, a receiver, a storage vessel.
V. Выбрать нужное слово и закончить предложение.
1. A device where the heat of compression is extracted is the condenser.
2. A device where the gas is recompressed is the compressor.
3. A device which acts as a storage vessel is the a receiver .
4. A device which passes liquid refrigerant only at the proper rate is the regulator.
5. A device that cools the surrounding air is the evaporator.
6. A device that shows the pressure is the gauge.
VI. Дать краткий ответ.
1. The evaporator coils consist of grids .
2. The grids are on the walls and ceiling of the chamber to be cooled.
3. The air cooling battery is placed behind the screen .
4. A vessel may contain brine, water or other fluid.