| 单词 | metallic element |
| 例句 | We know that to generate our magnetic field somewhere in the interior there must be a concentrated belt of metallic elements in a liquid state. A Short History of Nearly Everything 2003-05-06T00:00:00Z The central movement held the most earthly colors, the grays and browns of the metallic elements and of the soil. A brilliant start to Esa-Pekka Salonen's L.A. Phil residency 2014-10-27T04:00:00Z The good news is that these adornments are the only metallic elements in the painting. Art in Review: Piotr Janas: ‘Minotaurs’ 2013-08-15T21:33:04Z Taylor works mostly in acrylic but sometimes uses house paint as a base or incorporates metallic elements. In the galleries: To sleep, perchance to dream 2015-07-30T04:00:00Z Working with landscape designer Robert Bell, Williams and Heavner chose a series of copper lighting fixtures that will age to a nice patina, complementing other metallic elements in the garden. Outdoor entertaining: Six tips from Bob Williams and Stephen Heavner Ms. Vislocky added a few metallic elements because, she said, “Mina has a really bright personality.” Off the Registry: Homemade Wedding Gifts 2018-09-04T04:00:00Z Carson Glover, the director of worldwide media relations at Tiffany, said that a metal “is defined as an alloy of two or more metallic elements.” Tiffany?s Rubedo Line Stirs Debate Over Meaning of Metal 2012-04-04T22:23:49Z A large proportion of the metallic elements had also corroded. Barmouth Bridge to close for £30 million refurbishment 2023-09-02T04:00:00Z Zimbabwe is Africa's largest producer of lithium, a metallic element widely used in the production of batteries for electric cars and mobile devices. Can these rocks really power light bulbs? No, say the experts 2023-01-25T05:00:00Z Not all wrapping paper will be accepted by recycling centres as it may contain plastic film or metallic elements, according to environmental charity WRAP. Four tips for better recycling at Christmas 2022-12-22T05:00:00Z Lower electronegativity is characteristic of the more metallic elements; hence, the metallic elements form ionic hydroxides that are by definition basic compounds. Chemistry 2019-02-14T00:00:00Z This forest is the source of several key metallic elements known as rare earths, often called the vitamins of the modern world. ‘The Sacrifice Zone’: Myanmar bears cost of green energy 2022-08-08T04:00:00Z During his 2018 presidential campaign, he said deposits of the metallic element niobium, found under Indigenous lands, could transform Brazil into a mining powerhouse, but the proposal fell by the wayside after he took office. Mining companies back away from Brazil’s Indigenous areas 2022-05-20T04:00:00Z Make sure the sponge is still wet — too dry and it can catch on fire — and does not contain any metallic elements, such as in the scrubber, that can spark. Your kitchen sponge needs cleaning, too. Here’s how to care for it. 2022-03-18T04:00:00Z The plate attracts her to metallic elements and following the act with the car, Alexia becomes pregnant. 'Titane' director Ducournau flies flag for genre films, female voices 2021-12-20T05:00:00Z Many simple compounds formed by the reaction of a metallic element with a nonmetallic element are ionic. Chemistry 2019-02-14T00:00:00Z When mercury lands in wetlands and lake sediment, microbes change the metallic element into a dangerous compound called methylmercury that builds up in food webs. Research in experimental lake shows fish populations can recover quickly from mercury contamination 2021-12-15T05:00:00Z These metallic elements are used to polish and color glass—and to make the batteries and magnets that run our ubiquitous cell phones, televisions and motor vehicles. Climate Change Is Acidifying and Contaminating Drinking Water and Alpine Ecosystems 2021-11-04T04:00:00Z “It contains other metallic elements, like copper and zinc. With that slight difference, we can differentiate the inks.” Marie Antoinette’s Letters to Her Dear Swedish Count, Now Uncensored 2021-10-01T04:00:00Z The metallic element is housed in a vehicle’s catalytic converter, a bulbous piece of aluminum containing a honeycomb structure that filters fumes. A precious metal that costs 15 times the price of gold is driving a surge in thefts of catalytic converters 2021-03-03T05:00:00Z These are metallic elements in which the last electron added enters a d orbital. Chemistry 2019-02-14T00:00:00Z Recent studies of the metallic elements supernovae forge suggest the low-mass type Ia may be the norm. The galaxy’s brightest explosions go nuclear with an unexpected trigger: pairs of dead stars 2020-06-04T04:00:00Z An important component of the LCD screen is indium, a rare metallic element that is processed out of zinc concentrate. The coup in Bolivia has everything to do with the screen you’re using to read this 2019-11-22T05:00:00Z When she holds it up to the light, the metallic elements that make up the electronic interconnections become visible. Moving skin beyond the biological 2018-11-20T05:00:00Z Vislocky added a few metallic elements because, she said, “Mina has a really bright personality.” DIY wedding gifts they’ll actually love (really) | Produced by Advertising Publications 2018-10-06T04:00:00Z Inner transition elements are metallic elements in which the last electron added occupies an f orbital. Chemistry 2019-02-14T00:00:00Z However, the final list released on Monday does not mention rare earths, a group of 15 lanthanide metallic elements plus the metals scandium and yttrium. U.S. gives rare earths reprieve in revised $200 billion China... 2018-09-18T04:00:00Z A post mortem examination on the corpse, which was wrapped in a towel, a plastic bag and "ropes" of cling-film, found the presence of chloroform and several metallic elements including arsenic. Sameena Imam: Murder accused engaged in 'normal chat' - BBC News 2015-08-20T04:00:00Z It might help to understand that my working life is based on the weirder metallic elements that litter the periodic table. In Response To Herman Daly 2014-12-12T05:00:00Z The most troubling are thought to be air pollution, metallic elements like arsenic, and heavy metals such as cadmium and lead. A Heart Risk in Drinking Water 2014-10-30T04:00:00Z Many metallic elements have relatively low ionization potentials and lose electrons easily. Chemistry 2019-02-14T00:00:00Z Now, the founders of Metalysis, a small British firm, hope to do much the same with tantalum, titanium and a host of other recherché and expensive metallic elements including neodymium, tungsten and vanadium. Manufacturing metals: A tantalising prospect 2013-02-14T16:06:18Z Metamaterials based on metallic elements are particularly efficient as absorbing media, because both the electrical and the magnetic properties of a metamaterial can be tuned by structured design. Controlled-reflectance surfaces with film-coupled colloidal nanoantennas 2012-12-11T21:22:39.403Z A company statement said the General Administration of Quality Supervision, Inspection and Quarantine found the metallic element in several of the company's Quanyou-brand infant formulas that were manufactured between November 2011 and May 2012. Yili Recall of Tainted Milk Powder Reignites Fears 2012-06-15T16:04:09Z They are so named because they comprise atoms of a metallic element at their core, surrounded by scaffolds of longer, carbon-containing chains. New holey material soaks up CO2 2012-06-12T10:42:11Z So production of this metallic element must obviously be increased. Solving Climate Change: It's the Technology, Stupid 2012-02-19T17:24:14Z The metallic elements C and Z each consisted of two metals, the plate C being of copper and the plate Z of zinc. Hawkins Electrical Guide, Number One Questions, Answers, & Illustrations, A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to acquire a Working Knowledge of Electricity and its Applications 2011-12-24T03:07:54.823Z Today, Universal Time is something of a compromise, based on both the sun’s position in the sky and International Atomic Time, or TAI, a global effort that reckons time using the metallic element cesium. UN Vote Could Allow Mankind to Control the Sun: Richard Cohen 2011-12-22T22:31:37Z These fragments were then analysed to test for particular isotopes, or forms, of the metallic element strontium, which can reveal the geological region where individuals were raised. Ancient cave women 'left home' 2011-06-01T17:01:39Z Ammonium, a compound of four atoms of hydrogen and one of nitrogen, also behaves like an element, taking the place of such metallic elements as potassium or sodium. The Gospel Of Evolution From "The Atheistic Platform", Twelve Lectures 2011-05-31T02:00:36.420Z They include elements like tellurium, a brittle, silvery-white metallic element used in solar panels. Shoring Up the Elements of a Clean Tech Economy 2011-02-20T06:03:42Z Rare earth are metallic elements crucial for manufacturing superconductors, computers, hybrid electric cars and other high-tech products. Traders: China Halts Rare Earth Exports to Japan 2010-09-24T06:27:00Z At issue is a group of 17 metallic elements with magnetic properties suited for high-tech applications such as computer hard drives and digital cameras. China Hold on Metals Worries U.S. 2010-09-24T02:33:00Z Rare earths, a group of 17 metallic elements including yttrium and lanthanum used in small quantities to enhance batteries, computer and weapons systems, and other applications, are generally found together. China denies banning rare earths exports to Japan 2010-09-23T07:55:00Z As every schoolboy knows, carbon in the form of graphite is the exception to the rule that metallic elements conduct electricity and non-metallic ones do not. Lighting: Printed circuit 2010-02-18T10:42:00Z The formula for the compound, exclusive of the metallic elements with which it is loosely united is C91H150O78. The Chemistry of Plant Life Certain metallic elements also have the same power; thus platinoid has a resistivity 30% greater than German silver, though it differs from it merely in containing a trace of tungsten. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 8 "Conduction, Electric" In 1817 F. Stromeyer detected a new metallic element, cadmium, in certain zinc ores; it was rediscovered at subsequent dates by other observers and its chemical resemblance to zinc noticed. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" When this noxious surface mold is eliminated, the planet is then ready to furnish us sustenance, for we Xoranians live directly upon the metallic elements of the planet itself. Astounding Stories of Super-Science January 1931 Like changes are known to occur in some gaseous, non-metallic elements, as oxygen; and also in metallic elements, as antimony. Essays: Scientific, Political, & Speculative, Vol. I For, strangely enough, none of the metallic elements was to be found on Ganymede. Pirates of the Gorm Although Aldebaran is known to possess several of the metallic elements that exist in the sun, its spectrum differs widely from the solar spectrum in some respects, and more closely resembles that of Arcturus. Pleasures of the telescope An Illustrated Guide for Amateur Astronomers and a Popular Description of the Chief Wonders of the Heavens for General Readers In fact, the analogy between the alkyl groups and metallic elements forms a convenient basis from which to consider many derivatives. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" Coming now to mineral species which have three chemical elements in them we may consider first spinel, which has the two metallic elements aluminum and magnesium and the non-metallic element oxygen in it. A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public There are several methods of obtaining the metallic element, zirconium; it is however with the silicate of zirconium that we have to deal at the moment. The Chemistry, Properties and Tests of Precious Stones Thermo-electricity dispenses with the electrolyte, and nothing is used but the metallic elements and heat. Electricity for Boys When a base dissolves in water the hydroxyl groups form the anions, while the metallic element forms the cations. An Elementary Study of Chemistry Most of the other metallic elements were present in quantities approximating those of Earth, except for an element called “morlus”. The Black Star Passes Radium is a metallic element chemically resembling barium. The Birth-Time of the World and Other Scientific Essays The wooden and metallic elements of a miner's kit lay near by. The Collected Works of Ambrose Bierce — Volume 2: In the Midst of Life: Tales of Soldiers and Civilians Approximate deposition-potentials have been determined for a number of the metallic elements, and also for hydrogen and some of the acid-forming radicals. An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes In this respect arsenic resembles the metallic elements, many of which produce sulphides under similar conditions. An Elementary Study of Chemistry Take gold: as a thing in itself, without any symbolical significance, it is a metallic element, having a characteristic yellow color, very heavy, very soft, the most ductile, malleable, and indestructible of metals. Architecture and Democracy Thallium, a rare metallic element similar to lead, but heavier, discovered in 1861 by the green in the spectrum in the flame as it was being volatilised. The Nuttall Encyclopædia Being a Concise and Comprehensive Dictionary of General Knowledge The process by which I separate out the metallic element while the ore is passing through the furnace is, in truth, quite simple, and its very simplicity guards my secret. The Moon Metal It is the most important of all the metallic elements, and is, next to aluminum, the commonest metal found in the earth. Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon As stated in your Century dictionary, true phosphoric acid forms three distinct classes of salts, because either one, two, or all of the three hydrogen atoms may be replaced by a metallic element. The Story of the Soil; from the Basis of Absolute Science and Real Life, An Anhydride is what remains after water has been removed from an acid; or, it is the oxide of a non- metallic element, which, united with water, forms an acid. An Introduction to Chemical Science Zirconium, a metallic element often found in connection with silica, commonly in the form of a black powder. The Nuttall Encyclopædia Being a Concise and Comprehensive Dictionary of General Knowledge |
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