| 单词 | wolfram |
| 例句 | However, tungsten in English becomes wolfram in both German and the various Slavic languages: an entirely different root. Language Extinction Is Driven By Economic Growth And Success 2014-09-03T04:00:00Z It is being re-opened by a company called Wolf Minerals, named after "wolfram", an alternative name for tungsten and why the element is represented by a W in the periodic table. The perfect metal for bullets and missiles 2014-07-11T04:00:00Z A miner holds wolfram in Ngungu, 60km west of Goma in the Democratic Republic of Congo, where mineral wealth has caused conflict. Africa's mineral wealth hardly denting poverty levels, says World Bank 2012-10-05T11:21:46Z Of wolfram—taking only one example—this part of the State alone can supply the world's demand, and have a good deal to spare afterwards. Our First Half-Century: A Review of Queensland Progress Based Upon Official Information 2012-04-22T02:00:09.320Z Tungsten, tung′sten, n. a rare metal, chiefly derived from wolfram, which is a tungstate of iron and manganese, and likewise found in scheelite, which is a tungstate of lime.—n. Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) 2012-01-30T03:00:19.113Z Thus the name, wolfram: the wolf that eats the tin. Language Extinction Is Driven By Economic Growth And Success 2014-09-03T04:00:00Z It contains much of the calx of manganese, and iron; but when the substance is pulverized, these are easily dissolved, and the calx of wolfram is found to be yellow. Heads of Lectures on a Course of Experimental Philosophy: Particularly Including Chemistry 2011-10-11T02:01:05.817Z The company, whose name is derived from the materials osmium and wolfram traditionally used in light bulbs, employs about 39,000 people globally. Siemens Delays Osram Lighting Unit IPO as Stock Markets Retreat 2011-09-14T17:30:02Z Given anything like a permanent demand and a fair and steady market, wolfram production would soon take a prominent position in our mining industry. Our First Half-Century: A Review of Queensland Progress Based Upon Official Information 2012-04-22T02:00:09.320Z It is impossible to harden steel properly without wolfram. First Person Paramount 2011-04-07T02:00:19.233Z The company was founded in 1906, and the name Osram was created from the names of the two materials needed at the time to produce filaments: osmium and wolfram. Siemens Said to Weigh IPO for Osram Unit Within Two Months 2011-02-28T13:31:02Z Several other mineral substances, as arsenic, molybdena, tungsten, and wolfram, in consequence of being treated as the preceding vegetables ones, have been lately found to yield peculiar acids. Heads of Lectures on a Course of Experimental Philosophy: Particularly Including Chemistry 2011-10-11T02:01:05.817Z They have agents all over the country, who pull strings in wolfram and the ruby mines, and have a finger in every mortal thing. The Road to Mandalay A Tale of Burma This metal—which is known as "wolfram" in Germany, and to some extent in English-speaking countries—is one of the heaviest of elements, having a specific gravity of 19.1. Artificial Light Its Influence upon Civilization We have not examined barium, wolfram, or uranium. Occult Chemistry Clairvoyant Observations on the Chemical Elements This chemical is a salt, made by roasting wolfram with soda ash, and wolfram is a native tungstate of iron and manganese. Joe Strong the Boy Fire-Eater The Most Dangerous Performance on Record Iron, copper, and arsenical pyrites, antimony, galena, molybdenite, zinc blende, and wolfram were treated in the above manner with similar results. Getting Gold: a practical treatise for prospectors, miners and students At present, I am immensely occupied, engaged in collecting wolfram. The Road to Mandalay A Tale of Burma In many places I saw mounds the marmots had made from copper ore and farther north some from minerals containing wolfram and vanadium. Beasts, Men and Gods Oil, rubies, trams, wolfram, rubber, and so on. The Road to Mandalay A Tale of Burma There are so many taps to turn in this wealthy country—timber, rice, wolfram, jade, tin, oil, rubies. The Road to Mandalay A Tale of Burma |
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