Od the contrary; to my mind; In my opinion; as far as I know; as Is known; I'd like to stress that; I'd like to say that; let us consider

1. We say that the method of mining is rational if it guarantees
only safety of the men and maximum output of mineral.

2. It is rather difficult to define which method of mining
(longwall or shortwall) is more often used in Russia.

3. The shield method of mining is used where short faces are
worked. It is used in all the coal-fields of Russia.

4. The problem of extracting thick seams is not difficult. As a
rule, such seams are not extracted to full thickness.

5. In applying hydraulic mining powerful cutter-loaders win
coal and transport it to the surface.

34. Суммируйте содержание текста Б. При этом ответьте на следующие
вопросы:

1. What does the method of mining mineral deposits under­
ground involve?

2. What main requirements should mining methods satisfy?

3. What types of production faces do the methods of mining in­
clude?

4. What can you say about their application in different coal-
producing countries?

5. What methods of mining are practised in the Kuznetsk coal­
field?

35. Расскажите вашим друзьям о посещении шахты по следующему плану,
используя слова в скобках:

1. The Location of the Mine, Its Geological Conditions (folds,
faults, disturbances, depth, seams, thick, sloping, steep, inclined). Try to
explain why underground mining is used there.

2. The Type of the Deposit (tabular, bedded, vein).

3. The Method of Mining (longwall, room-and-pillar).

4. Mine Workings, Their Functions (vertical, horizontal, in­
clined).

5. Average Output (annual, daily).

208 UnltS

36. Прочитайте заголовок и аннотацию к тексту В и скажите, о чем гово­
рится в тексте В.

37. Прочитайте текст и скажите, как ведется борьба с метаном на шах­
тах Карагандинского угольного бассейна.

Слова для понимания текста:

goaf — завал; обрушенное пространство

double-ended drum bearer — комбайн с двойным барабаном

ТЕКСТ В