Work workable working

Bedding

Bedded

а) 1. Exploration of gently dipping...deposits is performed by vertical pits.

2. The principal indicator of the economic importance of
combustible shales is the persistence (постоянство) of the...s in
thickness and grade.

3. As is known, any change in the normal... of a seam is called
a disturbance.

6)1. The term "prospecting" covers the whole range of geological... aimed at discovering... deposits.

2. Naturally, the prospector also finds non-... mineral con­
centrations more often than economic ones.

3. Many countries have their own classification system of...
deposits.

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4. The type of exploratory...s needed depends on the thick­
ness of overburden and the angle of dip.

5. The thickness of the seam considerably influences the
choice of the method of....

29. Определите значение сочетаний глаголов с послелогами:

to look at the geological map to look for a mineral deposit

to work out a new plan to work on a difficult problem

(programme) to be made up of partings

to find out all about the to crop out at the surface

mode of occurrence of a to search for ores

mineral to touch upon the methods of

to cany out research prospecting

30. Подберите е глаголам из списка А существительные из списка Б.
Переведите полученные сочетания слов на русский язык:

А. Б.

1. to discover a) oil and gas

2. to drive 6) valuable minerals

3. to extract в) a proper method

4. to estimate r) new coal-fields

5. to choose д) crosscut (adit, drift)

6. to determine e) the cost of the project

7. to sink ж) holes

8. to search (for) 3) lead and copper

9. to take и) reserves

10. to smelt к) samples

11. to drill л) iron ore

м) pits

31. Назовите номера предложений, в которых местоимение It 1) является
формальным подлежащим, 2) заменяет ранее упомянутое существительное:

1. Coal is used as a fuel. It is also important as the source of
coke for the steel industry.

2. It is possible to explore very gently sloping seams by bore­
holes.

3. It is due to Karpinsky's work that we know the origin of the
coal in the Donets Basin.

4. It should be noted that there exist surface (ground) and aerial
prospecting methods.

5. Oil occurred at great depths and it was difficult to search for
it.

32. Переведите предложения, обращая внимание на перевод союзов either
... of, neither... nor.

Unit 7

either	тот или другой,	either... or	либо... либо,
	и тот и другой		или... или
neither	ни тот, ни другой,	neither... nor	ни... ни
	ни один (из них)

1. Depending on the geological conditions either adits or bore­
holes can be driven into the deposit.

2. When working steep seams under thick overburden neither
trenches nor adits can be used.

3. Neither the thickness of overburden nor the angles of dip
and strike were determined correctly.

4. At present either surface or aerial methods of geological pros­
pecting can be used.

5. Neither faults nor fissures were found by the surveyors.

33. Переведите предложения, обращая внимание на перевод инфинитив­
ного оборота «сложное подлежащее»:

1. Oil is known to be one of the most important sources of energy.

2. Petroleum is believed to have been formed from decaying
vegetable and animal remains.

3. Drilling is considered to be the principal exploration method
and it is widely used when deposits are of large dimensions.

4. Until recently a depth of 50-ft overburden was considered to
be the maximum.

5. Coal is still the most important fuel and is likely to remain
the main source of energy for years to come.

6. Neighbouring coal beds seemed to be sloping gently.

7. The computerized systems of planning and control proved to
be reliable.

34. Выпишите из текста Б предложения, в которых употребляются ин­
финитивные обороты «сложное подлежащее», «сложное дополнение». Пере­
ведите их.

35. Выразите несогласие и подтвердите свою точку зрения фактами из
текста Б. Используйте предлагаемые разговорные формулы:

on the contrary; to my mind; In my opinion; as far as I know; I'd like to stress; It should be taken into consideration

1. The preliminary exploration gives reliable information only
on the place of the deposit.

2. The quality of the mineral deposit can be determined without
taking samples.

182______________________________________________ Unit 7

3. The data obtained from the exploratory workings allow the
geologist to estimate the mineral reserves and to plan current pro­
duction.

4. In prospecting for loose rocks, only core-drilling is used.

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