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提问人:网友szs1860 发布时间:2022-01-07
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When the Wells Dry UpA "Everyone else in Britain hangs on what the Bank of England does wi

When the Wells Dry Up

A "Everyone else in Britain hangs on what the Bank of England does with interest rates," says one proud Aberdonian. "Up here, we don' t care about that. We' re much more interested in what OPEC does to the oil price." An exaggeration maybe, but Aberdeen is the Houston of an offshore industry that has long made Britain a big oil and gas producer. The petropounds coursing through the "Granite City" on the north-east coast of Scotland have turned Aberdeen into one of the most prosperous cities in Britain. The typical worker makes £481 a week, compared with median earnings of £447 across Britain. The city' s unemployment rate is well under the national average. The oil industry employs 33,000 people directly in Aberdeen and is estimated to provide work for 400,000 in Britain.

B Aberdeen is booming now thanks to high oil prices, but the future looks less rosy. Offshore output peaked eight years ago, when Britain was the world' s sixth-biggest producer of oil and gas; by 2006 it had become the 12th-biggest. The International Energy Agency said on July 10th that the drop in production had been steeper than expected. "There'll be nothing here in 15 years' time," says one former offshore worker. "Oil' s been good to me, but I wouldn't want my son going into the business." The recent decision by Royal Dutch Shell to sell off several of its North Sea fields and to abandon the construction of a £25 million head-quarters in the city has added to local worries.

C Yet even though oil and gas output is declining, the local businesses that have sprung up to support it have bright prospects. The North Sea was one of the earliest offshore oil basins to be developed. Many of the technologies needed to produce oil from underwater wells—especially in the difficult, gale-prone waters off the British coast—were developed in Scotland. Around 90% of oil-industry workers are employed not by the big international companies such as BP or Total that operate the fields but by local businesses.

D For example, Wood Group is a big oil-services firm that specialises in, among other things, enhanced-recovery technology and offshore pipelines. Sub-Atlantic is a small outfit that makes remotely operated submarines. Altogether such businesses—covering everything from catering and construction to geology and engineering—have a turnover of around £11.7 billion a year. The hope is that they will be able to sell the expertise they have acquired in the North Sea to an industry searching for oil and seeking to maximise production in ever more testing submarine conditions around the world.

E One area of particular British expertise is in subsea technology, a catch-all term for things such as automated wellheads and long pipeline networks on the seabed. These allow oil companies to use cheap ships instead of expensive fixed platforms and enable them to operate several wells from one platform. many miles away. Remotely operated vehicles are used to install and maintain equipment where water is too deep for divers. In 2005 Britain' s subsea industry' s output was worth around £3.4 billion, half of which was exported, a 20% rise on the year before. There are big opportunities to keep growing fast. British firms account for half of global sales, and the industry is expanding rapidly. The world market for subsea services could be worth $40 billion by 2011, according to Scottish Enterprise, a development agency. David Pridden, the boss of Subsea UK, a trade agency, thinks exports from the British industry could reach $15 billion by 2020.

F Local businesses also have experience in squeezing more output out of existing fields, or cheaply developing smaller ones—something that should extend the life of Britain' s North Sea industry. As big finds become rarer, producers are focusing on how to extract oil from smaller reservoirs that can be geologically or technically tricky to operate. "As oth

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更多“When the Wells Dry UpA "Everyone else in Britain hangs on what the Bank of England does wi”相关的问题
第1题
When does Mr. Wells say he will call the woman back?A.During the lunch hourB.Tomorrow morn

When does Mr. Wells say he will call the woman back?

A.During the lunch hour

B.Tomorrow morning

C.Tonight

D.This morning

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第2题
The energy contained in rock within the earth's crust represents a nearly unlimited energy
source, but until recently commercial retrieval has been limited to underground hot water and/ or steam recovery systems. These systems have been developed in areas of recent volcanic activity, where high rates of heat flow cause visible eruption of water in the form. of geysers and hot springs. In other areas, however, hot rock also exists near tile surface but there is insufficient water present to produce eruptive phenomena. Thus a potential hot dry rock (HDR) reservoir exists whenever the amount of spontaneously produced geothermal fluid has been judged inadequate for existing commercial systems.

As a result of the recent energy crisis, new concepts for creating HDR recovery systems— which involve drilling holes and connecting them to artificial reservoirs placed deep within the crust—are being developed. In all attempts to retrieve energy from HDR's artificial stimulation will be required to create either sufficient permeability or bounded flow paths to facilitate the removal of heat by circulation of a fluid over the surface of the rock.

The HDR resource base is generally defined to include crustal rock that is hotter than 150℃, is at depths less than ten kilometers, and can be drilled with presently available equipment. Although wells deeper than ten kilometers are technically feasible, prevailing economic factors will obviously determine the commercial feasibility of wells at such depths. Rock temperatures as low as 100℃ may be useful for space heating; however, for producing electricity, temperatures greater than 200℃ are desirable. The geothermal gradient, which specifically determines the depth of drilling required to reach a desired temperature, is a major factor in the recoverability of geothermal resources. Temperature gradient maps generated from oil and gas well temperature-depth records kept by the American Association of Petroleum Geologists suggest that tappable high-temperature gradients are distributed all across the United States. (There are many areas, however, for which no temperature gradient records exist. )

Indications are that the IIDR resource base is very large. If an average geothermal temperature gradient of 22℃ per kilometer of depth is used, a staggering 13,000,000 quadrillion B. T. U's of total energy are calculated to be contained in crustal rock to a ten kilometer depth in the United States. If we conservatively estimate that only about O. 2 percent is recoverable, we find a total that is comparable to the estimated resource base of all the coal remaining in the United States. The remaining problem is to balance the economics of deeper, hotter, more costly wells and shallower, cooler, less expensive wells against the value of the final product, electricity and/or heat.

The primary purpose of the passage is to______.

A.alert readers to the existence of HDR's as an available energy source

B.document the challenges that have been surmounted in the effort to recover energy from HDR's

C.warn the users of coal and oil that HDR's are not an economically feasible alternative

D.encourage the use of new techniques for the recovery of energy from underground hot water and steam

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第3题
When the writer found the eggs, he_________.A.wrapped them in dry grass and went onB.wrapp

When the writer found the eggs, he_________.

A.wrapped them in dry grass and went on

B.wrapped them in dry grass and took them with him

C.tried to find the bird

D.made the bird fly off

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第4题
We can go when the ground()()().A. is dryingB. has driedC. driedD. dry

We can go when the ground()()().

A. is drying

B. has dried

C. dried

D. dry

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第5题
When cooking the cake, what ingredients do you need besides the dry ingredients?A.cream, b

When cooking the cake, what ingredients do you need besides the dry ingredients?

A.cream, butter, and sugar

B.butter, sugar, egg, and milk

C.cream, butter, sugar, egg, milk, and vanilla

D.butter, sugar, egg, milk, and vanilla

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第6题
When was dry ice first made?A.In the 1920's.B.In the 1930's.C.In the 1940's.D.In the 1950'

When was dry ice first made?

A.In the 1920's.

B.In the 1930's.

C.In the 1940's.

D.In the 1950's.

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第7题
Only when the financial well runs dry,__________(他们才看到情况已经严重行无可挽救了)

Only when the financial well runs dry,__________(他们才看到情况已经严重行无可挽救了)

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第8题
The dew point of air is reached when the wet bulb temperature is _____.A.Twice the dry bul

The dew point of air is reached when the wet bulb temperature is _____.

A.Twice the dry bulb temperature

B.10℃ above the dry bulb temperature

C.5℃ above the dry bulb temperature

D.Equal to the dry bulb temperature

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第9题
A tornado forms when a layer of warm, dry air is on top of a layer of cool, moist air.
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第10题
听力原文:Some dry regions of the world may go on for years without getting a raindrop. But
when the rain does come, it usually comes in torrential downpours.

(27)

A.Some people prefer to live in dry places, as they dislike wet climate.

B.Water is in short supply in some regions, so people there rely a lot on rains.

C.It is not surprising to see torrential rains in some areas during dry seasons.

D.In some dry areas, it seldom rains, but when it rains, it pours.

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