limestone的意思|limestone的解释-里氏词典

limestone ['laimstәun]

n. 石灰石

[化] 石灰石; 石灰岩

[医] 石灰石

limestone

[ noun ]
a sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals
<noun.substance>

Limestone \Lime"stone`\ (l[imac]m"st[=o]n`), n.
A rock consisting chiefly of calcium carbonate or carbonate
of lime. It sometimes contains also magnesium carbonate, and
is then called magnesian or dolomitic limestone. Crystalline
limestone is called marble.

Unions at Romania's largest steel plant, in Galati, said Tuesday the strike had repercussions on the national economy, noting their plant only had enough coal and limestone for a few hours, Rompres said.
They are found throughout the state, mainly in limestone deposits.
The five-story, 250,000-square-foot limestone and brick building will be constructed with private funds.
The nitrogen oxide is then reacted with limestone to make calcium nitrate.
The experimental process mixes coal, iron ore and limestone to make liquid steel in one step.
The freight the train was carrying included paper and ground limestone, officials said.
Water and soil technicians are testing the water table level on and near Giza Plateau, checking whether subterranean water is causing salt to weaken the limestone.
As the earth's crust rose and contorted, erosion exposed layers of sandstone, limestone and shale.
Pressurized fluidized bed combustion is designed to remove 90 percent of the sulfur from burning coal by churning it with crushed limestone and air in a pressurized combustion chamber.
Two separate legislative sessions designated pet rocks _ in 1969, agate got the nod, but in 1979, it was limestone.
AFBC works by mixing limestone into the coal that is burned as fuel.
They lie in an old limestone quarry at Bishop's Itchington, Warwickshire (between Banbury and Warwick), where two fossilised plesiosaurs and an ichthyosaur were found in 1928.
It is protected on the north by natural ramparts of white limestone which rise like mammoth's teeth from the rocky scrub, or garrigues. The Cistercians came here in 1138.
The Yucatan forest, on a limestone cap covered by as little as three inches of soil, is not the classic towering rain forest of broadleafed trees, tangles of vines and dangling lianas like the famous Lacondon jungle 400 miles to the southwest.
Restorers encased a critically weak portion of the endangered shoulder behind a limestone retaining wall.
The fire was put out when 4,000 gallons of water was pumped into the limestone cavern to contain the propane gas.
The effort to clean rubbish from between the massive limestone blocks and to tighten loose rocks marks the first restoration work ever attempted on the outside of the sole survivor of the ancient world's Seven Wonders.
The stable, he adds, probably was not a cozy wooden structure but a shepherd's cave cut into limestone.
The divers swam through 1.6 miles of craggy limestone caverns from Sullivan Sink about 12 miles south of Tallahasee to Cheryl Sink.
USX Corp. said it agreed in principle to sell its Michigan limestone operations to Michigan Mineral Associates.
In the method first used in blast furnaces in 1612 in England, steel is made by melting iron ore to remove oxygen, then mixing the liquid iron with limestone and coke.
A storage problem also arises with the tons of limestone that the process requires.
The farmers say the NRA is unjustified in claiming that aquifers, that is, the deep limestone rocks which hold the water, are much lower than they really are.
Former students and neighborhood residents had fought to have the limestone building renovated instead of razed, but school district officials said replacing the building would cost $3 million less than renovating it.
He also pulled Dravo out of the barge business, for which it was well known, and turned to new ventures, including waste-to-energy technology, factory automation and limestone mining.
All the limestone has come from Indiana; the first delivery was in 1910.
Shifting of a clay and limestone foundation is being considered as a possible cause of the Ashland Oil Inc. oil tank collapse that fouled two rivers and threatened drinking water in parts of three states.
But to get the real flavor of life in the gray labyrinth of centuries-old limestone walls, the bicycle works best for a close-up view of the remnants of an ancient Gaelic culture that has largely vanished on the Irish mainland.
There were other suppliers before Bybee, but all the limestone has come from Indiana.
Lexington Arch, a six-story wonder, is one of the country's few limestone arches.

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