- opencast mining method
- 露天开采法
English-Chinese dictionary of mining (英汉矿业大词典). 2013.
opencast mining method
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Mining in Roman Britain — Mining was one of the most prosperous activities in Roman Britain. Britain was rich in resources such as copper, gold, iron, lead, salt, silver, and tin, materials in high demand in the Roman Empire. The abundance of mineral resources in the… … Wikipedia
Mining — This article is about the extraction of geological materials from the Earth. For the municipality in Austria, see Mining, Austria. For the siege tactic, see Mining (military). For name of the Chinese emperor, see Daoguang Emperor. Simplified… … Wikipedia
opencast — adjective Brit. denoting a method of mining in which coal or ore is extracted at or from a level near the earth s surface, rather than from shafts … English new terms dictionary
Coal mining — Men leaving a UK colliery at the close of a shift Surface coal mining in Wyo … Wikipedia
Nickel mining in New Caledonia — A creek in southern New Caledonia. Red colours reveal the richness of the ground in nickel and iron oxides Location … Wikipedia
History of coal mining — Due to its abundance, coal has been mined in various parts of the world throughout history and continues to be an important economic activity today. Compared to wood fuels, coal yields a higher amount of energy per mass and could be obtained in… … Wikipedia
Open-pit mining — El Chino, located near Silver City, New Mexico, is an open pit copper mine … Wikipedia
strip mining — also strip mining N UNCOUNT Strip mining is a method of mining that is used when a mineral is near the surface and underground passages are not needed. [AM] (in BRIT, use opencast mining) … English dictionary
strip mining — noun (U) especially AmE a method of getting metal, coal etc by removing the earth from the surface of the ground, rather than by digging a passage under the ground compare opencast … Longman dictionary of contemporary English
Dolaucothi Gold Mines — The Dolaucothi Gold Mines (grid reference SN662403), also known as the Ogofau Gold Mine, are Roman surface and deep mines located in the valley of the River Cothi, near Pumsaint, Carmarthenshire, Wales. The gold mines are located within the… … Wikipedia
Hushing — is an ancient mining method using a flood or torrent of water to reveal mineral veins. [cite web url=http://www.durham miner.org.uk/miner/projects.nsf/581cd74a9c6aa8b080256d48003758cb/6c0a47fe223b390880256e82004577a2?OpenDocument title=Durham… … Wikipedia
