| 单词 | electric discharge |
| 例句 | They emit weak electric discharges to sense their location and find shelter. To navigate the world, we all shimmy like these electric fish 2023-10-26T04:00:00Z The researchers believe the rapidity of those pulses produced the atmospheric changes in the nick of time to create a column of hot air that favors electric discharge. Laser-guided lightning rod takes Ben Franklin invention to new heights 2023-01-16T05:00:00Z These atoms can be given energy that they later release as UV by numerous processes, including electric discharge, nuclear explosion, thermal agitation, and exposure to x rays. College Physics for AP Courses 2015-08-12T00:00:00Z An electric discharge through such a tube gives a very intense light that lasts only of a second. Chemistry 2019-02-14T00:00:00Z Last week, the FAA proposed another airworthiness directive to address potential electric discharge in the fuel tanks of Boeing 777 series planes if a lightning strike or an electrical short-circuit occurs. U.S. FAA issues new safety directive on Boeing 777 airplanes 2022-08-02T04:00:00Z The researchers suspect these electric eels orchestrate their attacks by communicating via low-voltage electric discharges. Electric Eels Hunt in Packs, Shocking Prey and Scientists 2021-01-14T05:00:00Z The animal is capable of producing an 860-volt electric shock - the strongest electric discharge of any animal on Earth, and almost four times the voltage from a UK plug socket. Electric eels work together to zap prey 2021-01-14T05:00:00Z Common fluorescent lights use an electric discharge in mercury vapor to cause atomic emissions from mercury atoms. College Physics for AP Courses 2015-08-12T00:00:00Z For example, when an electric discharge passes through a tube containing hydrogen gas at low pressure, the H2 molecules are broken apart into separate H atoms and we see a blue-pink color. Chemistry 2019-02-14T00:00:00Z They could also provide a key to understanding spooky electric discharges known as “earthquake lights,” which some seismologists say can burst out of the ground before and during certain seismic events. This firm spent big to see if 'earthquake lights' could warn of temblors. It didn't work 2020-01-15T05:00:00Z Brown, M. V. The electric discharge of the electric eel. An electric-eel-inspired soft power source from stacked hydrogels 2017-12-12T05:00:00Z Since typically only a few electrons are transmitted in a static electric discharge, these zaps are pretty harmless. Tiny sparks are all around us: How to harness, benefit from static electricity 2017-01-13T05:00:00Z Figure 29.5 shows an example of an emission spectrum obtained by passing an electric discharge through a material. College Physics for AP Courses 2015-08-12T00:00:00Z When the electric discharge touches down it spreads out in search of places to travel. How Did Lightning Kill More Than 300 Reindeer? 2016-08-30T04:00:00Z Eels can use their electric discharges to remotely control the fish they hunt. 10 things we didn't know last week 2014-12-05T05:00:00Z A new study published in the journal Science reveals the mechanics of the eel’s electric discharge, showing how the predators use this biological weapon to “remotely control their target.” This Is How Electric Eels Shock Their Victims 2014-12-05T05:00:00Z A researcher from Vanderbilt University in Nashville, Texas, found that the electric discharges from eels made the muscles of their prey twitch. Electric eels 'remotely control prey' 2014-12-04T05:00:00Z But upstairs and downstairs the dull air vibrated as if electric discharges were passing through it in all directions; the whole shop stirred and throbbed; the whispering assistants quivered. Mrs. Thompson A Novel 2012-04-25T02:01:10.557Z The same physical properties have also been shown to belong to electromagnetic waves excited by an electric discharge, whatever the frequency, thus including all kinds of aetherial radiation in the same category as light. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" 2012-04-25T02:00:53.567Z When this tendency becomes so strong that the resistance of the intervening air is counteracted the electric discharge between thundercloud and earth takes place. Reading the Weather 2012-04-19T02:00:27.487Z The effects of a shock of artificial lightning on a gentleman of our acquaintance, who is very sensitive to the electric discharge, may be here described. The Catholic World; Volume I, Issues 1-6 A Monthly Eclectic Magazine 2012-04-05T02:00:40.207Z During the three years he held this position he carried out researches on the contact of elastic solids, hardness, evaporation and the electric discharge in gases, the last earning him the special commendation of Helmholtz. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z One will understand this more easily when it is realized that at every electric discharge she runs away to escape the pain. Mysterious Psychic Forces An Account of the Author's Investigations in Psychical Research, Together with Those of Other European Savants 2012-03-28T02:00:29.747Z The bad air has been cleared and made life-supporting by the electric discharge. Meteorology or Weather Explained 2012-02-20T03:00:18.847Z Electrical studies, however, engaged most of his attention, especially in connexion with the theory of the voltaic cell and the electric discharge in rarefied gases. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 10 "David, St" to "Demidov" 2012-02-17T03:00:33.923Z Gray, Hawksbee, and Dr. Wall all noticed the similarity between lightning and the electric discharge. Heroes of Science: Physicists 2012-01-17T03:00:17Z This again in turn rebounds, and so the wire is discharged by a series of electrical oscillations, consisting of alternations of static charge and electric discharge. Hertzian Wave Wireless Telegraphy 2012-01-09T03:00:20.570Z There are several species inhabiting the water, and which have the power of producing electric discharges by certain portions of their organism. 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 The highest authorities have concluded, pretty uniformly, that auroræ are electric discharges through highly rarefied air, taking place in a magnetic field, and under the sway of the earth’s magnetic induction. Meteorology or Weather Explained 2012-02-20T03:00:18.847Z Nitric and nitrous acids are also produced by electric discharges through the atmosphere, and these are found eventually as nitrates in soils, &c. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 6 "Groups, Theory of" to "Gwyniad" 2011-12-16T03:00:12.320Z This is of the character of an electric discharge. Morals and the Evolution of Man 2011-11-14T03:00:18.930Z At the same time her eyes rested on Ricardo with such an expression of fear, of tenderness, of supplication, of dismay, that he felt a strong shock, like that caused by an electric discharge. The Marquis of Pe?alta (Marta y Mar?a) A Realistic Social Novel 2011-11-12T03:00:35.113Z The boys could hear the electric discharge snap and crackle against the sides of the buildings. 'As Gold in the Furnace' A College Story 2011-11-07T02:00:16.163Z If an electric discharge be passed through a jar containing the smoke from burnt magnesium wire, tobacco, brown paper, and other substances, the dust will be deposited so as to make the air clear. Meteorology or Weather Explained 2012-02-20T03:00:18.847Z The terrific snapping of the electric discharge is heard by one standing near the station, but no light is seen. The Story of Great Inventions 2011-10-05T02:00:16.353Z Attempts also have been made to produce illumination by what is called stratified light produced by the electric discharge passing through tubes containing various gases. Inventions in the Century 2011-07-20T02:00:14.643Z What Père Mary saw was the cloud of decomposed matter caused by the electric discharges. The Universe a Vast Electric Organism 2011-06-09T02:00:22.450Z As the coil continues to operate, these trains of electric discharges take place at regular intervals. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 2 "Ehud" to "Electroscope" 2011-01-29T03:00:23.777Z Berthelot that under the influence of the silent electric discharge, a mixture of benzene vapour and argon underwent contraction, with formation of a gummy product from which the argon could be recovered. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5 "Arculf" to "Armour, Philip" Galvani and the Electric Current Franklin had proven that there is electricity in the atmosphere, and that lightning is an electric discharge. The Story of Great Inventions 2011-10-05T02:00:16.353Z Thirty thousand people killed by one unparalleled electric discharge. A Republic Without a President and Other Stories Discharge from a Point.—A very interesting case of electric discharge is that between a sharply pointed electrode, such as a needle, and a metal surface of considerable area. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 8 "Conduction, Electric" Sir William Crookes took up in 1872 the study of electric discharge through 192 high vacua, having been led to it by his researches on the radiometer. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 2 "Ehud" to "Electroscope" 2011-01-29T03:00:23.777Z Storage for eight months did not disturb the density of the chemically extracted gas, nor had the silent electric discharge any influence upon either quality. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5 "Arculf" to "Armour, Philip" There was no seeming connection between the direction of the electric discharge and the polarity of the needle. The Story of Great Inventions 2011-10-05T02:00:16.353Z In the mountain regions about Kandy and Ratnapura, where the echoes supplement the grand electric discharges, the deafening noise and reverberation can only be compared to the quick, sharp, detonating reports of heavy artillery. The Pearl of India As this investigation brings into prominence many of the most important features of the electric discharge, we shall consider it in some detail. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 8 "Conduction, Electric" In the rarefied atmosphere at a height of five or ten miles from the earth's surface, electric discharges of very high voltage are conveyed without any other conducting medium than that of the air. Twentieth Century Inventions A Forecast He enhanced the value of his device by the vital discovery that the conductivity bestowed upon filings by electric discharges could be destroyed by simply shaking or tapping them apart. Little Masterpieces of Science: Invention and Discovery He laid the tube with the electric discharge passing through it on a book. The Story of Great Inventions 2011-10-05T02:00:16.353Z "Did you see that cable and the electric discharges?" he demanded excitedly. The Hammer of Thor We are thus, by the study of the electric discharge, forced to recognize the existence of masses very much smaller than the smallest mass hitherto recognized. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 8 "Conduction, Electric" And yet, amid all such electric discharges of wordy rancour, the French nation goes on its way rejoicing, not a penny the worse, making wines, silks, and fashions, for an ungrateful world. Literary Tours in The Highlands and Islands of Scotland The shock, going through her, was like a violent electric discharge. Amabel Channice Standing near the station on a dark night one can see nothing, but can hear only the terrific snapping of the electric discharge. The Story of Great Inventions 2011-10-05T02:00:16.353Z Most of them were aimed away from the ship, still the scream of shells and electric discharges was ear-shattering. Deathworld Their illumination by disruptive electric discharges was, however, a condition sine quâ non for the exhibition of the cometary type of spectrum. A Popular History of Astronomy During the Nineteenth Century Fourth Edition From experiments he had carried out, he concluded that free nitrogen was fixed by various organic compounds, under the influence of silent electric discharges. Manures and the principles of manuring The river had a curious greenish tint, closely resembling the light produced by an electric discharge. An Explorer's Adventures in Tibet In wireless telegraphy also the Receiver, perfected by Marconi, is affected by rills, made by a splash of electric discharge, over 3000 miles away. Science and the Infinite or Through a Window in the Blank Wall The Indians, who were afraid of exposing themselves to the electric discharge of these singular creatures, proposed sending some horses into the marsh containing them. Celebrated Travels and Travellers Part 2. The Great Navigators of the Eighteenth Century There was a blinding flare of electric discharge, a pungent stink of ozone and a stunning shock that flung him headlong into darkness. Control Group The union of nitrogen and oxygen, however, probably takes place only at very high temperatures, such as are formed during electric discharges. Manures and the principles of manuring The comets' tails, which eclipse observations show stretching out from the sun in all directions, probably consist of electric discharges.“ Aether and Gravitation It first resolved itself into a series of strata resembling those of the electric discharge. Fragments of science, V. 1-2 Here I saw several instructive experiments with very large machines for the production of light by electric discharges in highly rarified air. The Voyage of the Vega round Asia and Europe, Volume I and Volume II Benjamin Franklin performing his famous experiment, whereby he proved that a flash of lightning was an electric discharge. The Boy with the U. S. Weather Men The action soon ceases, however, for the reason that ammonia is decomposed by the electric discharge. An Elementary Study of Chemistry Solar radiations and electric discharges broke some of that into oxygen and hydrogen; most of the hydrogen escaped into space. The Cosmic Computer The electric discharge passes from edge to edge, and shifts its position according as the carbon is dissipated. Fragments of science, V. 1-2 He then sent an electric discharge through, and got very remarkable results. The Outline of Science, Vol. 1 (of 4) A Plain Story Simply Told Wireless telephony and transcontinental telephony with wires were both rendered possible by studies of the nature of the electric discharge in vacuum tubes. The New Heavens Many years ago Geissler, Crookes, and other scientists studied the spectra of gases excited to incandescence by the electric discharge in so-called vacuum tubes. Artificial Light Its Influence upon Civilization Crookes has presented to the Royal Society a paper on the color emitted by pure alumina when submitted to the electric discharge in vacuo, in answer to the statements of De Boisbaudran. Scientific American Supplement, No. 613, October 1, 1887 The Action of the Silent Discharge on Chlorine.—How an electric discharge affects chlorine gas.—An important negative result. Scientific American Supplement, No. 794, March 21, 1891 Every electric discharge is essentially a hurried rush of electrons. Recent Developments in European Thought Other motions which occur in the fluid will not at all interfere with this result; for they have no power of accelerating or retarding the electric discharge, and possess in fact no relation to it. Experimental Researches in Electricity, Volume 1 The electric spark, the arc, the electric discharge in a vacuum tube, and the flame are the means usually employed. Artificial Light Its Influence upon Civilization It was the well-known photographic properties of ordinary lightning that made Dr. Morton suspect that cathode rays are produced freely in the air when there is an electric discharge from the heavens. McClure's Magazine, Vol. 6, No. 5, April, 1896 Electrons are produced by sending an electric discharge through very small traces of different gases, using electrodes of different metals. The Story of Alchemy and the Beginnings of Chemistry The study of the form and color that electric discharges exhibit, according to the different ways in which they are produced, has already enticed a certain number of amateurs and scientists. Scientific American Supplement, No. 483, April 4, 1885 Aurora Borealis, or Northern Lights, understood to be an electric discharge through the atmosphere connected with magnetic disturbance. The Nuttall Encyclopædia Being a Concise and Comprehensive Dictionary of General Knowledge A curious snapping and crackling noise followed, becoming more rapid, and as it mounted in intensity I could smell a pungent odor of ozone which told of an electric discharge. Master Tales of Mystery, Volume 3 Till then, many people had considered the electric discharge to be instantaneous; but it was afterwards found that its velocity depended on the nature of the conductor, its resistance, and its electro-static capacity. Heroes of the Telegraph Electrons are produced by sending an electric discharge through a glass bulb containing a minute quantity of air or other gas, using metallic plates or wires as kathode and anode. The Story of Alchemy and the Beginnings of Chemistry The instant an electric discharge of any sort occurred the coherer became conductive, and if it was tapped lightly its conducting property was immediately destroyed. The Dawn of Amateur Radio in the U.K. and Greece: a personal view Finally, reference should be made to the phenomena of radioactivity, whether excited by the electric discharge in vacuum tubes, foreshadowed in part by Sir Wm. The Project Gutenberg Encyclopedia Volume 1 of 28 The aurora borealis would be due, consequently, to electric discharges taking place in the polar regions between the positive electricity of the atmosphere and the negative electricity of the earth. The Atlantic Monthly, Volume 04, No. 26, December, 1859 I have also noticed that a still larger amount of air is detached by electric discharges. Scientific American Supplement, No. 303, October 22, 1881 During the last six years Dr. Warren de la Rue has been investigating, in conjunction with Dr. Hugo Muller, the various and highly interesting phenomena which accompany the electric discharge. Scientific American Supplement, No. 275, April 9, 1881 The most violent muscular movements are not always accompanied by electric discharges. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 It was rendered possible by the prior work of Geissler and Crookes on the luminous phenomena produced by the passage of electric discharges through high vacua in glass tubes. Beacon Lights of History, Volume 14 The New Era; A Supplementary Volume, by Recent Writers, as Set Forth in the Preface and Table of Contents Without raising his voice, Griffith gave utterance to a volley of blasphemous expletives that crackled on the air like an electric discharge. Out of the Primitive The powerful electric discharges which we call lightning separate or split the watery vapors in the air into these elements. Nature Cure NH3 can be produced by the direct union of N and H, only by an electric discharge or by ozone. An Introduction to Chemical Science And along the top of the water glided long and swiftly-swimming snakes, among them the formidable gymnotus, whose electric discharges successively repeated paralyze the most robust of men or animals, and end by dealing death. Eight Hundred Leagues on the Amazon Its sharp, almost strident note acted like an electric discharge upon the court; but no member of the assembly was more deeply stricken than Captain Tremayne. The Snare One could feel the heat of the tremendous electric discharge. The Silent Bullet His great discovery, which died with him, was control over the direction and scope of the electric discharge. The Strength of the Strong A number of distinguished physicists now took up the study of the effect of sending an electric discharge through a vacuum, and the particles of "radiant matter" were soon identified. The Story of Evolution The pungent odour of ozone from the electric discharge filled the room. The Silent Bullet |
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