| 词汇 | example_english_bismuth |
| 释义 | Examples of bismuthThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Dynamics and coherent control of high-amplitude optical phonons in bismuth. Various tests eliminated the possibility of the unknown element being thorium, radium, lead, bismuth, or thallium. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth bronzes and brasses are more malleable, thermally conductive, and polish better than regular brasses. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth sulfide is a highly insoluble black salt, and the discoloration seen is temporary and harmless. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Other metals (like bismuth, selenium, tellurium, and many others) are traded on market demand and the buyers/sellers themselves set the price. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Metallic lead that results from the roasting and blast furnace processes still contains significant contaminants of arsenic, antimony, bismuth, zinc, copper, silver, and gold. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Chalcogens also bond with other pnictogens, such as arsenic, antimony, and bismuth. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Polymetallic and other deposits are known in the area, including arsenic, bismuth, lead and silver. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth, a pentavalent post-transition metal, chemically resembles arsenic and antimony. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In modern medicine, bismuth subcarbonate has been made into nanotube arrays that exhibit antibacterial properties. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Radon decays to lead-210, then to bismuth-210, polonium-210 and stabilizes with lead-206. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bursaite commonly occurs alongside other sulfosalts, such as sphalerite, pyrite, chalcopyrite, bismuth and scheelite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As with lead, overexposure to bismuth can result in the formation of a black deposit on the gingiva, known as a bismuth line. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Recycling bismuth is difficult in many of its end uses, primarily because of scattering. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The most important ores of bismuth are bismuthinite and bismite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth is used to make free-machining steels and free-machining aluminium alloys for precision machining properties. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth was first discovered by an alchemist in 1400. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth is not known to have a biological role. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth bronze is a bronze alloy with a composition of 52% copper, 30% nickel, 12% zinc, 5% lead, and 1% bismuth. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. According to one reviewer, applications are rare even though bismuth and bismuth compounds are the least toxic among the heavy metals and are relatively cheap. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As a metal, bismuth contains many electrons which serve as the primary heat carriers. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Many metals form trifluorides, such as iron, bismuth, the rare earth elements, and the metals in the aluminium and scandium columns of the periodic table. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The heaviest elements (heavier than bismuth) exist only as radionuclides. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Manganese sulfide, lead, bismuth, selenium, and tellurium increase machinability. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Historically, one of the first successful catalysts was bismuth phosphomolybdate supported on silica as a heterogeneous catalyst. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth compounds are used in cosmetics and in medical procedures. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Other advantages to bismuth include: more uniformly distributed because of its similar density to iron; more environmentally friendly, as compared to lead; still weldable. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Such substances included zinc, antimony, bismuth, stibnite, pyrite and galena. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Usually included in this category are gallium, indium and thallium; tin and lead; and bismuth. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Examples include gallium, ytterbium, bismuth, mercury and neptunium. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The work on diamagnetism in bismuth was his only published thesis, but he became known for his textbooks in physics. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. By geographical analogy, bismuth is the shore edge of a continent. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Due to its extraordinarily long half-life, for nearly all applications bismuth-209 can still be treated as if it were non-radioactive. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Commercial grades of tin (99.8%) resist transformation because of the inhibiting effect of the small amounts of bismuth, antimony, lead and silver present as impurities. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Published in 1938, work on deposits of aquamarine, bismuth and tantalum. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Considerable substitution occurs with cobalt and iron in the nickel site along with bismuth and arsenic in the antimony site. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In malleable iron melts, bismuth is added, on the scale of 0.0020.01%, to increase how much silicon can be added. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The "triple therapy", which was invented around 1987, is a combination of bismuth, metronidazole and tetracycline. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Glucose or fructose reduces bismuth oxynitrate to bismuth under alkaline conditions. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The salicylic acid is absorbed and therapeutical concentration of salicylic acid can be found in blood after bismuth subsalicylate administration. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Gold, bismuth and tellurium mineral deposits occur in pegmatite and quartz veins and fractures within the pluton. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth subgallate is commonly used by individuals who have had ostomy surgery, bariatric surgery, faecal incontinence and irritable bowel syndrome. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The melt is treated in a reverberatory furnace with air, steam, and sulfur, which oxidizes the contaminants except silver, gold, and bismuth. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Problems have arisen with bismuth oxide because it is not inert. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A combination of bismuth and tellurium is most commonly used for the thermocouples. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Other propellants of interest include krypton, argon, bismuth, iodine, magnesium, and zinc. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. However, consumption of soluble bismuth salts can turn a person's gums black. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth itself is largely nontoxic, although consuming too much of it can damage the liver. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The soils contain approximately 0.25 parts per million of bismuth, and seawater contains 400 parts per trillion of bismuth. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth compounds account for about half the production of bismuth. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Owing to its extraordinarily long half-life, for all presently known medical and industrial applications, bismuth can be treated as if it is stable and nonradioactive. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth has the longest known alpha decay half-life, although tellurium-128 has a double beta decay half-life of over. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth has unusually low toxicity for a heavy metal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth poisoning exists and mostly affects the kidney, liver, and bladder. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth germanium oxide is used in detectors in particle physics, aerospace physics, nuclear medicine, geology exploration, and other industries. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. His experimental technique, using nuclear physics, was able to remove protons and neutrons from the bismuth atoms. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Gold is currently considered the heaviest monoisotopic element (bismuth formerly held that distinction, but bismuth-209 has been found to be slightly radioactive). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. First, flat multi-layered sheets are produced combining plastic, coloring, and reflective material such as aluminum, titanium dioxide, iron oxide, and bismuth oxychloride. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Zinc, cadmium, iron, copper, antimony, arsenic, bismuth, and selenium also occur in variable amounts in galena. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Another common composition is 11% tin, 37% lead, 42% bismuth, and 10% cadmium. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismite is a secondary oxidation zone mineral which forms from primary bismuth minerals. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In nature, bismuth vanadate can be found as the mineral pucherite, clinobisvanite, and deyerite depending on the particular polymorph formed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Often a reactor of this type would use a lead-bismuth eutectic mixture. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Near the end of that chain is bismuth-209, which was long thought to be stable. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The compounds are treated with chlorine to free up the bismuth. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The resulting bismuth compounds have higher melting points and lower densities than the lead, and can be removed as dross. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth is used mainly in chemicals like pharmaceuticals, cosmetics and pigments. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Gold, bismuth and more recently magnetite have been extracted from the mine. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Many minerals have been mined in the region including bismuth, gold, tin, silver, high quality silica and arsenic. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Tellurides of economic importance for their physical properties are those of cadmium, bismuth, and lead. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth telluride and lead telluride are exceptional thermoelectric materials. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Such metals include lithium, niobium-tantalum, bismuth, antimony and rare earths. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A high-power part pre-tinned with an alloy of lead can therefore desolder under load when soldered with a bismuth-containing solder. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Polonium-210 is especially problematic; lead-210 beta decays to bismuth-210 which then beta decays to polonium-210, an intense emitter of alpha particles. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuthides are compounds of bismuth with more electropositive elements. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Another liquid metal used as a coolant is lead, in e.g. lead cooled fast reactors, or a lead-bismuth alloy. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In 1974, a reversible encephalopathy was noted and examined in four colon cancer patients taking bismuth subgallate after abdominoperineal resection. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Even bismuth was found to be slightly unstable in 2003, with an -emission half-life of years for. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Simple eutectic systems, however, occur with bismuth, gallium, lead, thallium and zinc. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Associated minerals include cassiterite, scheelite, bismuth, quartz, pyrite, galena, sphalerite, and arsenopyrite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Other bismuth carboxylates have typically been trapped using chelating amines such as bipyridine. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The original silver mining also yielded cobalt and bismuth mining by the mid 16th century. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Commodities extracted from these mines included iron, copper, nickel, gold, arsenic, molybdenum, platinum, palladium, lead, silver, cobalt, zinc, bismuth, uranium, graphite and pyrite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Drugs based on bismuth may be making a comeback. He pointed out that liquid bismuth had excellent thermal properties and that the pump, having no moving parts, would thereby not be subject to leaks. At the moment, much of the basic research is devoted to refining the yttrium, bismuth and thallium cuprates, and finding ways to turn them into useful films and wires. The application of the proton accelerator method using a lead-bismuth target opens up even greater possibilities. From Europarl Parallel Corpus - English Within 80 years of bismuth's discovery, it had applications in printing and decorated caskets. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The difference reflects bismuth's status as a byproduct of extraction of other metals such as lead, copper, tin, molybdenum and tungsten. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. To that extent he is meant to use bismuth cartridges. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 I wonder whether we should ask them to go out and take a drink of bismuth or some other calming fluid. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The embargo covers a few basic materials such as bismuth and mercury compounds which could be used for medicinal as well as strategic purposes. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 There is bismuth, a substance which is said to be highly toxic. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Imports of bismuth from the dollar area are limited for balance of payments reasons to a value of £500,000 a year. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Has research been carried out into the toxicity of bismuth? From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 One factory, which employs about 100 men, makes bismuth metal, and the other, which employs about 300 workers, makes chewing gum. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 As expected from periodic trends, it is more electronegative than tin or bismuth, and less electronegative than tellurium or arsenic. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In addition to nickel being mined here, silver, bismuth, and uranium were also found in the 19th century. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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