КАТЕГОРИИ: Архитектура-(3434)Астрономия-(809)Биология-(7483)Биотехнологии-(1457)Военное дело-(14632)Высокие технологии-(1363)География-(913)Геология-(1438)Государство-(451)Демография-(1065)Дом-(47672)Журналистика и СМИ-(912)Изобретательство-(14524)Иностранные языки-(4268)Информатика-(17799)Искусство-(1338)История-(13644)Компьютеры-(11121)Косметика-(55)Кулинария-(373)Культура-(8427)Лингвистика-(374)Литература-(1642)Маркетинг-(23702)Математика-(16968)Машиностроение-(1700)Медицина-(12668)Менеджмент-(24684)Механика-(15423)Науковедение-(506)Образование-(11852)Охрана труда-(3308)Педагогика-(5571)Полиграфия-(1312)Политика-(7869)Право-(5454)Приборостроение-(1369)Программирование-(2801)Производство-(97182)Промышленность-(8706)Психология-(18388)Религия-(3217)Связь-(10668)Сельское хозяйство-(299)Социология-(6455)Спорт-(42831)Строительство-(4793)Торговля-(5050)Транспорт-(2929)Туризм-(1568)Физика-(3942)Философия-(17015)Финансы-(26596)Химия-(22929)Экология-(12095)Экономика-(9961)Электроника-(8441)Электротехника-(4623)Энергетика-(12629)Юриспруденция-(1492)Ядерная техника-(1748) |
Disturb disturbance disturbed
Anthracite lignite bituminous coal peat 1. A low-rank brown-to-black coal containing 30 to 40 per cent 2. A soft brown deposit in which plant structures can easily be 3. The main feature of this grade of coals is its low percentage of 4. This coal has more than 14 per cent of volatile content. There 32. Заполните пропуски в предложениях, используя следующие слова: Unit 6______________________________________________ 155 1. Fossil fuels... to play an important role in the national 2. Like other sedimentary strata coal beds are characterized by 3. In mining bedded deposits... faces (забои) are used. 1. Any change in the normal bedding of a seam (fault or fold) 2. Coal seams may be structurally... by faulting or folding. 3. Folds... coal seams without a break and sometimes faults... 33. Определите число выделенных существительных: these men; 25 feet, natural phenomenon; their analyses; higher educational establishments; coal stratum; new formula; these apparatuses; the data of investigations 34. Прочитайте предложения, найдите в них -ing-формы. Скажите, как 1. Coal beds may consist of different bands of varying thickness. 2. Laser is used in mining. This is a more recent development 3. Speaking about the future of coal, it is necessary to note the 35. Переведите предложения, обращая внимание на перевод -teg-форм. а)1. The highest output of coal excluding seams of 6° to 15° is got from thick seams. 2. The ventilation air flowing through the mine has been 3. It should be noticed that the theory of prospecting and ex 4. Folds, faults and fissures influencing the distribution and lo 6)1. Minerals and rocks are subjected to a process of constant development depending on geological conditions. 2. Studying and exploring deep deposits, it is important to es- 156_____________________________________________ Unit 6 tablish the relation between the structures of different sequences (последовательность) controlling their localization. 3. Geophysical methods sometimes make it possible to deter 4. Depending on the structural conditions, there are several в)1. Studies of intrusive dykes are most important when investigating the structure of ore field and establishing the genesis of the deposit. 2. While studying at the engineering institutes, every student is 3. When making the geological map, the geologists study all 36. Выразите несогласие и подтвердите свою точку зрения фактами из to my mind; In my opinion; on the contrary; I'd like to say a few words about; it seems to be wrong; it is quite obvious that; as for; as I know 1. Lignite is a high-rank coal, containing about 90 per cent of 2. Bituminous coals cannot be stored in open piles. These coals 3. Anthracites are soft coals being used mainly for metallurgical 37. Суммируйте содержание текста Б, используя следующие слова и coal ranks; carbon and volatile matter content; moisture content; heat effect; liability to spontaneous combustion; coking quality; the use of different types of coal in industry 38. Подготовьте сообщение на тему: Different types of coals and their comparison with each other (for example, lignite and anthracite or anthracite and brown coal, etc.), their carbon content, heat value, liability to spontaneous combustion and the use of each grade of coal. Unlt6______________________________________________ 157 39. Расскажите, что вы знаете об угольных пластах (рис. 3 и 4). В своем рассказе дайте ответы на следующие вопросы: 1. What do Figures 3 and 4 show? 2. What figure shows the seam which consists only of coal 3. Is the coal seam (Fig. 3) horizontal or inclined? 4. Is the shape of the seam typical of igneous rocks or sedimen 5. Can you explain why the coal seam shown in Fig. 4 is called 6. What mineral substances may separate coal beds? What do we 7. What is thicker, coal bands or rock partings?
Дата добавления: 2014-12-27; Просмотров: 563; Нарушение авторских прав?; Мы поможем в написании вашей работы! Нам важно ваше мнение! Был ли полезен опубликованный материал? Да | Нет |