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II. Заполните пропуски словами, данными ниже

  1. Various systems of... are used at the present day.

  2. In the direct system the fuel is consumed ... the room.

  3. In the indirect system the fuel is consumed ... the room.

  4. The heat is being conveyed to the room by ...

  1. A single ... supplies steam to the heating unit and conveys condensate from it.

  1. Each heating unit ... with two piping connections.

  1. The classification depends on the ... condinions.

  2. All heating units are being elevated above the ... line of the boiler.

Outside, heating, a medium, main, inside, pressure, water, is provided

III. Выберите правильный вариант перевода следующих предложений:

1) В местной системе топливо расходуется в обогреваемой комнате.

  1. Direct system is used for heating isolated rooms.

  1. In the direct system the fuel is consumed in the room to be heated.

2) В центральной системе топливо расходуется вне комнаты.

  1. In the direct system the fuel is consumed in the room.

  1. In the direct system the fuel is consumed outside the room.

3) Местная система используется для периодического отопления

a) Direct system is used for continuous heating.

b) Direct system is used for intermittent heating.

4) Центральная система используется для непрерывного отопления.

  1. Indirect system is used for heating a number of rooms.

  2. Indirect system is used for continuous heating.

5) Паровая отопительная система известна как однотрубная.

a) 'team heating systems may be one-piping and two-pipe systems.

b) Steam heating systems is known as a one-piping system.

6) Паровая отопительная система известна как двухтрубная.

  1. Steam heating systems may be of different types.

  2. Steam heating system is known as a two-pipe system.

IV. Ответьте на вопросы к тексту:

  1. What systems of heating are used at the present day?

  2. Where is the fuel consumed in the direct system of heating?

  3. Where is the fuel consumed in the indirect system of heating?

  4. What heating is the direct system used for?

  5. What heating is the indirect system used for?

  6. By what means is the heat being conveyed to the room in the indirect system of heating?

  7. What is the second name of indirect system of heating?

  8. Why is it named so?

9. According to what features are steam heating systems classified?

  1. What supplies steam and conveyes condensate in one-piping system?

  2. What is each heating unit two-pipe system provided with?

  3. What system is a gravity return system?

  4. Must all the heating units be elevated above the water line of the boiler?

V. Переведите на английский язык:

1. В настаятее время используется много различных систем отопления.

2.Тепло передается в комнату посредством пара.

3.Центральная система называется центральным отоплением.

4.Мы знаем одно- и двухтрубные системы отопления.

5.Классификация систем зависит от условий давления.

6.Конденсат возвращается в котел под действием силы тяжести.

VI. Расскажите о:

а) местной системе отопления;

в) центральной системе отопления; с) методах классификации паровых отопи­тельных систем;

используя следующие выражения:

This text is about; here are a few words about; it is necessary to say that; it should be said that; in conclusion it is necessary to say that.