Методические указания и контрольное задание №5 по английскому языку для студентов заочного факультета специальностей 170600, 170700, 120100, 120200. Доржиева Г.Б - 5 стр.

                                                                                                Вариант 2
                     Mechanical engineering
                                                                     Задание 1.
                                                                     I. a). Without looking through the text, decide whether the
                                                                     following statements are true or false.
                                      professional division
   machines and devices
                                                                     1.Brass was probably obtained accidentally when melting
                                                                     mixed metal ores.
                                                                     2.Most aluminum alloys are both and not strong.
                                                                     3.Vanadium is a miracle metal.

V. а) Read the following sentences and point out the numbers of        b). Read the text and write down the numbers of true
   the sentences which correspond to the content of the text.        statements, using the vocabulary list.
  b)Correct the sentences and rewrite.
                                                                                             Vocabulary list
1. This text is about a separate branch of mechanical engineering.   1.lead ore            свинцовая руда
2. The development of the textile machinery increased the            2. valuable           ценный
  necessity for civilian engineers.                                  3. tungsten           вольфрам
3. Great Britain was the first country where the mechanical          4. chromium           хром
  engineering was a separate branch of engineering.                  5. brass              латунь
4. Prime movers of mechanical engineering are engines and
  turbines, pumping machines and other hydraulic apparatus used                    Alloys in industrial manufacturing
  in different spheres of industries.
5. The professional divisions and technical committees of ASME          1. Bronze and brass, the first alloys in the history of
  take an active part in the work of all engineers.                  metallurgy, were probably obtained by man accidentally when
                                                                     melting mixed metal ores. Much later alloys of iron were
VI. Make up a summary of the text using the clichй.                  obtained.
 1. This text is about…                                                 2. Steel was made in small quantities in early times untill the
 2. The title of the text is …                                       mid- 19th century when it was manufactured on a large scale in
 3. The text consists of three (four) parts.                         the iron and steel industry
 4. At the beginning the author describes …                            3. The commercial production of pure aluminum in about
 5. The main idea of the text is …                                   1890 began a new range of alloys and among them duralumin,
 6. The text provides useful information on …                        an alloy of about 94 per cent aluminum, with small quantities of
                                                                     copper, manganese, magnesium, and silicon. Most aluminum
                                                                     alloys are both light and strong.