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: