| 单词 | vulcanite |
| 例句 | The next big breakthrough was the use of vulcanite as a base for dentures - replacing ivory. The dentures made from the teeth of dead soldiers at Waterloo - BBC News 2015-06-15T04:00:00Z Two parallel coils of wire were wound in channels cut round rings of brass, which, however, were cut across by slots filled with vulcanite, to prevent induced currents from circulating in the brass. Lord Kelvin An account of his scientific life and work 2012-04-06T02:00:32.097Z On no account must a syringe with a bone or glass or vulcanite point be used: the indiarubber nozzle is soft, and from it one or two drops can easily be inserted between the eyelids. A Manual of Toy Dogs How to breed, rear, and feed them 2012-03-25T02:00:07.687Z A zinc plate is suspended on each side of the copper oxide element and kept from coming in contact with the latter by means of vulcanite buttons. 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 "What colour might vulcanite be, sir?" murmured a voice beside me. In Mr. Knox's Country 2011-11-21T03:00:16.010Z From pulling incisors from bodies on the Belgian battlefield, to porcelain teeth set in vulcanite dentures - there were significant advances in dental care in the 19th Century. The dentures made from the teeth of dead soldiers at Waterloo - BBC News 2015-06-15T04:00:00Z "Not so bad," he conceded modestly, as he surveyed the array of glittering brasswork and polished vulcanite. The Wireless Officer 2011-10-24T02:00:17.560Z Good vulcanite, except for the matter of appearance is little inferior to amber as mouthpiece material. Tobacco Leaves Being a Book of Facts for Smokers 2011-09-12T02:00:31.107Z But, there, she was not the only one hurt; for that horrible twisted vulcanite coronet was driven right into my poor head, and pained me terribly. A Fluttered Dovecote 2011-07-29T02:00:21.880Z The slate, a small one for preference, is provided with a loose vulcanite flap covering one side, and concealing the writing which is already there. Magic In which are given clear and concise explanations of all the well-known illusions as well as many new ones. 2011-07-10T02:00:22.253Z But it would be well into the 20th Century - with acrylic replacing vulcanite, and fluoride put into toothpaste - before the next big improvements would arrive. The dentures made from the teeth of dead soldiers at Waterloo - BBC News 2015-06-15T04:00:00Z They are generally made of tin, vulcanite, or gutta-percha, and are of various forms. The New Gresham Encyclopedia Volume 4, Part 1: Deposition to Eberswalde 2011-04-14T02:00:57.977Z Cut vulcanite is cool and smooth, but moulded vulcanite is liable to be rough to the lips and should be avoided. Tobacco Leaves Being a Book of Facts for Smokers 2011-09-12T02:00:31.107Z An ivory penholder and gilt nib had no charms for her, so the humble vulcanite of the stylograph of her stenography days was selected, and she prepared to write. The Way of the Strong 2011-04-07T02:00:21.387Z The water flows from the large cisterns into a smaller cistern, from which it is distributed by means of an electric pump through vulcanite or lead pipes to the various tanks. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" “You sling this on,” handing the other a vulcanite water bottle. The White Hand and the Black A Story of the Natal Rising Though the cheapness and simplicity of the vulcanite base has led to its abuse in incompetent hands, it has on the whole been productive of much benefit. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 2 "Demijohn" to "Destructor" These memories, however, are not inert and quiescent, like the marks on the vulcanite records of a gramophone; they are vitally active, each one forming a thread in the texture of our personality. The Practice of Autosuggestion With the aid of the dentist a plate of vulcanite or gold is fitted to the teeth and kept in position by suction. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. On the opposite wall was suspended a thick sheet of some insulating substance—vulcanite—and fixed upon it was a net-work of wires in whose outlines he could distinguish the lineaments of the fiery face. The Doomsman It comes in one-half-ounce boxes, filled with sheets less than two inches square; the thin ones are used for filling, and the thick ones make good linings for vulcanite. Tin Foil and Its Combinations for Filling Teeth For the mechanical correction of palatal defects causing imperfection of deglutition and speech, which comes distinctly within the province of the prosthetic dentist, the vulcanite base produces the best-known apparatus. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 2 "Demijohn" to "Destructor" The reels which we consider best are made of bronzed metal and vulcanite: they are light, and stand a lot of wear. Scotch Loch-Fishing The operation consists in introducing through the glottis, by means of a specially constructed guide, a small metal or vulcanite tube furnished with a shoulder which rests against the false vocal cords. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. He nodded aft at a web of wire-coils, vulcanite levers and brass keys, standing beneath a wooden shelter in the stern. The Long Trick Two thimbles should be used, one on each hand, and the best are old silver or gold ones, with all the roughness worn off, or ivory or vulcanite. Handbook of Embroidery It consisted of a short vulcanite handle, from which extended two flat steel supports, terminating in vulcanite ear-plates. The Green Rust There was a little desk, a pair of receivers fastened to a headpiece, and a small vulcanite transmitter. Jack O' Judgment I feel with you, dear reader, as I do with a deaf-man when he pushes his vulcanite ear, his listening machine, towards my mouth. Fantasia of the Unconscious Glass, vulcanite, and porcelain are very good insulators for this reason. The Outline of Science, Vol. 1 (of 4) A Plain Story Simply Told These glasses are mounted in handsome vulcanite frames, and are very compact. Stamp Collecting as a Pastime Steel needles, insulated with vulcanite to within an eighth of an inch of their points, are the best. Manual of Surgery Volume First: General Surgery. Sixth Edition. Out of this "hard rubber" "vulcanite" or "ebonite" were made combs, hairpins, penholders and the like, and it has not yet been superseded for some purposes by any of its recent rivals, the synthetic resins. Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries A greater proportion of sulphur, produces vulcanite, a hard black substance, resembling jet. A Catechism of Familiar Things; Their History, and the Events Which Led to Their Discovery. With a Short Explanation of Some of the Principal Natural Phenomena. For the Use of Schools and Families. Enlarged and Revised Edition. The camera consists of a circular brass box, 5� inches in diameter and 1� inches deep, containing a circular vulcanite shutter with two apertures, behind which is placed a circular dry plate. Scientific American Supplement, No. 561, October 2, 1886 The powder for larger guns is of a yellowish colour, almost translucent, and almost as hard as vulcanite. Nitro-Explosives: A Practical Treatise It was the reflection of the candle on Oleron's black vulcanite comb, and each of its downward movements was accompanied by a silky and crackling rustle. Widdershins This branch includes the preparation of models, vulcanite and metal dentures, crowns, and bridges, etc. Women Workers in Seven Professions When a large amount of sulphur is used, the India-rubber, becomes as hard as horn or wood, and this is the substance called vulcanite. Among the Trees at Elmridge It is reported that on another trial the light from the star Arcturus, when focussed on the vulcanite, was capable of deflecting the needle of the galvanometer. Heroes of the Telegraph The taps in these tanks are best made of vulcanite. Nitro-Explosives: A Practical Treatise This screw engages with a second and similar screw which is so arranged as to move the strip of vulcanite up or down. Edison, His Life and Inventions In The Lancet of December 10, 1881, there is an account of a vulcanite tooth-plate which was swallowed and passed forty-two hours later. Anomalies and Curiosities of Medicine Now, if for instance a plate of vulcanite is interposed, it cuts off and absorbs a part of the radiant heat emitted by D, and thus a fall is produced in the thermometer reading. Scientific American Supplement, No. 417, December 29, 1883 When gelatine is substituted for vulcanite, the humidity of the atmosphere can also be measured in the same way. Heroes of the Telegraph Dr. Fowler, of Yarmouthport, Mass., obtained patents for its combination with vulcanite as applied to dentistry and other uses. Scientific American Supplement, No. 362, December 9, 1882 A vulcanite or other strip is easily affected by differences of temperature, expanding and contracting by reason of the minutest changes. Edison, His Life and Inventions Even such apparent exceptions as vulcanite, an excellent insulator, fall into the law, since, as Graham Bell has recently shown, this substance is remarkably transparent to certain kinds of radiant energy. 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 But the vulcanite, soon becoming heated by the radiant heat cut off and absorbed by itself, radiates that heat and causes the thermometer reading to return to about its original amount. Scientific American Supplement, No. 417, December 29, 1883 With a thin disc of vulcanite as receiver, the dark heat rays which pass through an opaque screen were found to yield a note. Heroes of the Telegraph One of the pipes had an amber stem and the other a vulcanite stem, and both of them had silver belts. Not that it Matters This causes the vulcanite strip to press more or less upon the carbon button, and thus produces the desired change in the resistance of the circuit. Edison, His Life and Inventions "Whew!" said Corks, stiffening up to get all the tickle of the big vulcanite scraper. The Day's Work - Volume 1 To speak through a taxi tube one must hold up the mouthpiece, and that mouthpiece is usually made of vulcanite or some similar substance. The Pit Prop Syndicate For instance, Bickley's medicine-case which lay open showing the little vulcanite tubes, a few instruments and other outfit, engaged his particular attention, and I saw at once that he understood what it was. When the World Shook; being an account of the great adventure of Bastin, Bickley and Arbuthnot This instrument can also be used to indicate minute changes of moisture in the air by substituting a strip of gelatine in place of the vulcanite. Edison, His Life and Inventions |
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