| 单词 | flash lamp |
| 例句 | Today, an important use of intense flash lamps is to pump energy into a laser. College Physics for AP Courses 2015-08-12T00:00:00Z A conductor appears with a flash lamp and lights their way. Ukraine war: A dangerous escape on the 'Rescue Express' 2022-03-25T04:00:00Z Invented in 1960, lasers use an external "pump," such as a flash lamp, to excite electrons within the atoms of a lasing material—usually a gas, crystal, or semiconductor. Physicists are planning to build lasers so powerful they could rip apart empty space 2018-01-24T05:00:00Z "You're not French," he said several times as the curious Americans gathered about him in a close, dim circle illuminated by pocket flash lamps. The A.E.F. With General Pershing and the American Forces 2012-03-09T03:00:18.240Z Bart, as a precaution, however, had brought along a pocket electric flash lamp, to use when they reached the case of live reptiles. Bart Keene's Hunting Days or, The Darewell Chums in a Winter Camp 2011-12-11T03:00:12.153Z Construct a problem in which you calculate the size of the capacitor that stores energy for the flash lamp. College Physics for AP Courses 2015-08-12T00:00:00Z Glad to be of help to his father, Bert arose from the ground, to which he had slipped when the sudden noise of the owl startled him, and went to hold the flash lamp. The Bobbsey Twins at Cedar Camp 2011-09-30T02:00:20.203Z With their flash lamps the girls went over every inch of the surface of the door. The Motor Girls at Camp Surprise The Cave in the Mountains 2011-06-16T02:00:18.377Z Nevertheless, Riley opened the door, drew out his pocket flash lamp, and descended into the basement with Verbeck at his heels. The Black Star A Detective Story 2011-04-14T02:01:01.883Z There was a flask of brandy in it and a flash lamp, and I managed to get them both. The Man Without a Memory 2011-03-09T03:00:45.963Z Capacitors are also used to supply energy for flash lamps on cameras. College Physics for AP Courses 2015-08-12T00:00:00Z Making cautious use of the flash lamp the pilot minutely examined the complicated mechanism. Billy Barcroft, R.N.A.S. A story of the Great War 2011-02-24T03:01:02.917Z “Did any of you bring your flash lamps?” The Motor Girls at Camp Surprise The Cave in the Mountains 2011-06-16T02:00:18.377Z The only light was that of the electric flash lamp used by the Rev. E.G.F. With our Fighting Men The story of their faith, courage, endurance in the Great War On 25th August, 1915, a Zeppelin flew over the sleeping city, guided by flash lamps from German spies on roofs. The Sequel What the Great War will mean to Australia Now suppose we use this method to measure the time interval between two flashes of light produced by flash lamps. College Physics for AP Courses 2015-08-12T00:00:00Z The "Audax" threw out her private signal by means of a flash lamp from the bridge. Billy Barcroft, R.N.A.S. A story of the Great War 2011-02-24T03:01:02.917Z She had stooped and lifted out a large electric flash lamp from under a sweater. Young Hilda at the Wars "And did you do any signalling with the flash lamp the next night?" War and the Weird The stretchers were set down in the bottom of the trench and hasty examinations made by the light of a flash lamp. Kitchener's Mob Adventures of an American in the British Army It used a pulsed high-powered flash lamp and a ruby rod to produce red light. College Physics for AP Courses 2015-08-12T00:00:00Z The interior of these was dark, but they had each provided a pocket portable electric flash lamp, so that they were able to illuminate the caverns. Frank and Andy Afloat The Cave on the Island "I find that mine is out of order for some reason," and he held out a small, but powerful, electric flash lamp, of the sort sold for the use of soldiers. The Moving Picture Boys on the War Front Or, The Hunt for the Stolen Army Films It overlooks the German trenches and when the spy was using his flash lamp he could not be observed by the men in our lines.' War and the Weird Go out to the garage and get the big flash lamp from Sam. The Bobbsey Twins at the County Fair There were long stops at every station, while unshaven Landsturm men on guard scanned the car windows in search of spies by the light of their electric flash lamps. The New York Times Current History of the European War, Vol 1, Issue 4, January 23, 1915 A woman spy was caught signalling with an electric flash lamp. My Adventures as a Spy "Did you say you wanted to borrow a pocket electric flash lamp?" asked Blake, wishing to make the caller repeat his request. The Moving Picture Boys on the War Front Or, The Hunt for the Stolen Army Films Tom Reade had really intended to leave the flash lamp with his chum, but he forgot to do so, and, as he jogged steadily along over the wall he threw the light ahead of him. The Young Engineers on the Gulf Or, The Dread Mystery of the Million Dollar Breakwater "You're no Japanese!" he said under his breath, at the same time letting the glowing flash lamp fall from his hand. In the Clutch of the War-God Roger took out a tiny pocket flash lamp, and, placing one finger over the bulb so that no rays would escape, held the dim glow over his wrist-watch. The Khaki Boys over the Top Doing and Daring for Uncle Sam Wheeling like a flash, Tom Reade produced the pocket flash lamp. The High School Boys' Fishing Trip "I presume he wants to use the flash lamp to give a signal at night to some German submarine," said Blake quietly—very quietly, under the circumstances, it might seem. The Moving Picture Boys on the War Front Or, The Hunt for the Stolen Army Films A narrow beam of light shot ahead as Tom pressed the spring of his pocket flash lamp. The Young Engineers on the Gulf Or, The Dread Mystery of the Million Dollar Breakwater Then a flood of light struck her full in the eyes, as her captor pressed the button on his flash lamp. In the Clutch of the War-God With his left hand he held an electric pocket flash lamp, whose rays he flashed into the dark places. The High School Boys' Canoe Club Slip the end of the rubber tube over the tin tube on the side of the box and the flash lamp is complete. The Boy Mechanic: Volume 1 700 Things for Boys to Do He got a long pole and a powerful flash lamp, and when he had a chance, unobserved, he poked around in the vicinity where he had seen the face. Tom Swift and His Big Tunnel, or, the Hidden City of the Andes While they were conversing, well past the short radius of the flash lamp's glare, a massive black head bobbed up and down with the waves. The Young Engineers on the Gulf Or, The Dread Mystery of the Million Dollar Breakwater "You'll find a flash lamp in the right hand pocket of my coat," directed Bridge. The Oakdale Affair With an electric flash lamp in one hand and the rubber hose in the other, Bruce stood watching. Lost in the Air If lighting flash powder when not in a regular flash lamp the flash cannot be depended upon and in some instances is dangerous. The Boy Mechanic: Volume 1 700 Things for Boys to Do For just an instant a flash lamp had lighted up the darkness! Boy Scouts of the Air on Lost Island Here the young chief engineer again brought his pocket flash lamp into play. The Young Engineers on the Gulf Or, The Dread Mystery of the Million Dollar Breakwater To their right, in the faint light of the flash lamp, a narrow stairway was revealed leading to the second story. The Oakdale Affair "Well, I guess this is the end of it," remarked Ned ruefully, as they stood contemplating the roaring stream by the gleam of their electric flash lamps. Tom Swift in the City of Gold, or, Marvelous Adventures Underground To make a simple and inexpensive flash lamp, first secure from your druggist an empty salve box about 3 in. in diameter. The Boy Mechanic: Volume 1 700 Things for Boys to Do He dropped into a side pocket a small but powerful electric flash lamp, and then he and Ned let themselves out. Tom Swift and His Photo Telephone or the Picture That Saved a Fortune "What could it have been?" demanded Tom in a low voice, as he continued to cast the light from his flash lamp out over the waters on either side of the wall. The Young Engineers on the Gulf Or, The Dread Mystery of the Million Dollar Breakwater There are matches in my coat pocket," he whispered, "—the same pocket in which you found the flash lamp. The Oakdale Affair It took some little time to get the flash lamps ready, and when they were all charged and they had eaten, they went back to the opening to see if the air had cleared. Tom Swift in the City of Gold, or, Marvelous Adventures Underground The base is made to take in an electric flash lamp battery. The Boy Mechanic: Volume 1 700 Things for Boys to Do Straight and true the tunnel ran through the darkness, the only illumination being their electric flash lamps. Tom Swift in the City of Gold, or, Marvelous Adventures Underground We'll go back to the balloon and get some electric flash lamps. Tom Swift in the City of Gold, or, Marvelous Adventures Underground At the foot of the stairway leading to the second floor lay the flash lamp that the boy had dropped the night before. The Oakdale Affair |
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