| 单词 | pantograph |
| 例句 | I lovingly traced the image with a gizmo called a pantograph. Mommy has anger issues! My daughters are pre-adolescent, I’m pre-menopausal 2014-05-10T23:00:00Z As the pantograph makes and breaks contact with the line, he says, it produces sparks and electromagnetic bursts that can “drown the entire spectrum of faint radio signals the telescope is devoted to study.” In India, train tracks threaten a giant telescope 2023-03-07T05:00:00Z Mr. Schmieder was part of a test of a third alternative: a system that feeds electricity to trucks as they drive, using wires strung above the roadway and a pantograph mounted on the cab. What if Highways Were Electric? Germany Is Testing the Idea. 2021-08-03T04:00:00Z A new feature is the remote-controlled raising and lowering of electric pantographs, the apparatus atop a train that connects with overhead wires. ‘A Perfect World’ Around Every Miniature Bend 2021-03-18T04:00:00Z The pantograph is designed to skim the wires that run above the line, collecting electricity that powers the train. Delays, crowding and technical problems plague Metro's newly reopened A Line 2019-11-29T05:00:00Z A pantograph is a device that collects power from an overhead wire. MBTA: Power problem stops trains in Boston; service resumes 2017-07-12T04:00:00Z Electricity travels into the train motors through the pole assembly, called the pantograph. Why Seattle area’s light-rail system halted Jan. 20 for five hours 2017-02-08T05:00:00Z Trucking companies that use the routes would save money on fuel, their biggest cost, and easily justify the investment in trucks with rooftop pantographs. What if Highways Were Electric? Germany Is Testing the Idea. 2021-08-03T04:00:00Z The incident just before 11 a.m. resulted from failure of a pantograph, an apparatus that extends upward from the roof, drawing power from the overhead wire into the train. Stalled train shuts down light-rail service through downtown 2017-01-20T05:00:00Z Light-rail trains are powered by a device called a pantograph, sometimes shaped like a metal arm, a diamond or a triangle. Delays, crowding and technical problems plague Metro's newly reopened A Line 2019-11-29T05:00:00Z It's probably not practical for private vehicles — who wants a pantograph mounted to their roof? — but for emissions-belching big rigs, it's an interesting solution. The future of big rigs could lie in these overhead wires 2016-06-23T04:00:00Z Springs within the pantograph press the carbon against the wire, making a continuous connection. Why Seattle area’s light-rail system halted Jan. 20 for five hours 2017-02-08T05:00:00Z Siemens said Thursday that it would cooperate with the German auto parts supplier Continental to mass produce the pantographs. What if Highways Were Electric? Germany Is Testing the Idea. 2021-08-03T04:00:00Z The tablets were once carved by a hand-guided machine, known as a pantograph. War graves and the ravages of time 2013-07-04T01:24:54Z Part of the overhead power system began to strike the pantographs, damaging the carbon strips that conduct electricity, Gallagher said. Delays, crowding and technical problems plague Metro's newly reopened A Line 2019-11-29T05:00:00Z Writing; materials for writing; pens; inks; use of coloured inks for denoting numbers; polygraph; telegraph; geometrical instruments; rulers; compasses; flexible rulers; squares; triangular compasses; parallel rulers; Marquois's scales; pantograph; proportional compasses; sector. Heroes of Science: Physicists 2012-01-17T03:00:17Z Indeed he put down the tracing board, and with a pantograph made a correct, reduced copy of his yesterday's free translation of the Engelkrautian countenance, and blackened it nicely. Flower, Fruit, and Thorn Pieces; or, the Wedded Life, Death, and Marriage of Firmian Stanislaus Siebenkaes, Parish Advocate in the Burgh of Kuhschnappel. 2011-05-20T02:00:42.297Z Inside the cab, the transition was barely perceptible as Mr. Schmieder deployed the pantograph that connects to the overhead cables, a so-called catenary system. What if Highways Were Electric? Germany Is Testing the Idea. 2021-08-03T04:00:00Z One machine, called the pantograph or engraving machine, reproduces engravings in all metals and many shapes from patterns. The New Gresham Encyclopedia Volume 4, Part 1: Deposition to Eberswalde 2011-04-14T02:00:57.977Z He is the inventor of the pantograph or copying instrument for drawings, and, being of an ingenious inventive disposition, constructed a number of instruments for astronomical investigation. The Popes and Science The History of the Papal Relations to Science During the Middle Ages and Down to Our Own Time The disadvantage of moving the weight of a long extension of rods was obviated, during the 17th century, through the use of a double set of balanced rods, resembling a pantograph. Mine Pumping in Agricola's Time and Later A good pantograph will cost about two dollars; those of a cheaper grade are entirely worthless for practical use, while a good one will last a life time. Crayon Portraiture Complete Instructions for Making Crayon Portraits on Crayon Paper and on Platinum, Silver and Bromide Enlargements Watt combined his straight-line linkage with a pantograph, one link becoming a member of the pantograph. Kinematics of Mechanisms from the Time of Watt Mr. Stewart's Pantograph.—Will some of your photographic readers, who may know the proper size of Mr. Stewart's pantograph, give a detailed description of it? Notes and Queries, Number 204, September 24, 1853 A Medium of Inter-communication for Literary Men, Artists, Antiquaries, Genealogists, etc. Weaver was glad it was Luke whose hand was guiding the pantograph, not one of the bright, efficient younger generation. The Worshippers At the receiving station these two components are then recomposed by a pantograph arrangement of taut cords, or levers, and the resultant motion is communicated to the duplicate pen at that place. Scientific American, Volume 40, No. 13, March 29, 1879 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures By moving a pantograph control, Tom was able to manipulate the claws like a hand with fingers. Tom Swift and The Visitor from Planet X He called attention to what he termed "compound compasses," a class of linkages that included Watt's parallel motion, the pantograph, and the polar planimeter. Kinematics of Mechanisms from the Time of Watt The pantograph is a simple apparatus for copying drawings, maps, designs, etc., on a reduced or enlarged scale, or to the same size as the original. Things To Make The pantograph was tracing Weaver's eyelids, and then the unfeeling eyes themselves. The Worshippers They were nicely graduated by a home-made dividing engine of very simple construction, and the figures were engraved with a pantograph. The Boy Mechanic: Volume 1 700 Things for Boys to Do I made these pantograph copies last night, and will so swear when I go upon the witness stand. The Tragedy of Pudd'nhead Wilson Nowadays, trolleys are only seen on historic streetcars, since modern streetcars use pantographs to contact the wire. The Jargon File, Version 4.2.2, 20 Aug 2000 It is absolutely impossible to make a good reproduction with a stiff, jerky pantograph. Things To Make Luke moved the pantograph pointer, again and again, until it touched Weaver's robed body. The Worshippers It is the principle of the pantograph cut in half, one half here, the other half at the end of the line, two telephone wires in this case connecting the halves. The Poisoned Pen We will return to the infant autographs of A and B. I will ask the jury to take these large pantograph facsimilies of A's marked five months and seven months. The Tragedy of Pudd'nhead Wilson A Same-size Pantograph.—For making a same-size copy, tracing may be preferred to the use of a pantograph; but if a pantograph is adopted, a special apparatus may be constructed for the purpose. Things To Make The fixed pivot, pointer, and pencil must be rigid, and, with pivot c, be of such a length that the pantograph as a whole moves parallel to the paper. Things To Make The pantograph pointer moved down the side of God's nose and another wedge of stone fell in the plaza. The Worshippers He made fine and accurate reproductions of a number of his "records," and then enlarged them on a scale of ten to one with his pantograph. The Tragedy of Pudd'nhead Wilson Now take these two pantographs of B's autograph, marked five months and seven months. The Tragedy of Pudd'nhead Wilson Take this third pantograph marked B, eight months. The Tragedy of Pudd'nhead Wilson A sketch of a pantograph is given in Fig. Things To Make Here is his pantograph at the age of twelve. The Tragedy of Pudd'nhead Wilson |
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