| 单词 | photoelectric cell |
| 例句 | It is invisible to us, but readily detectable by bumblebees and photoelectric cells. Cosmos 1980-01-01T00:00:00Z He was quite close to Herbie now, eyes fixed fascinatedly on those unreadable dull-red photoelectric cells that were the robot’s eyes. I, Robot 1950-12-02T00:00:00Z The burnished plates of his body gleamed in the Luxites and the glowing red of the photoelectric cells that were his eyes, were fixed steadily upon the Earthman at the other side of the table. I, Robot 1950-12-02T00:00:00Z Afterwards, he set up an experiment in his lab, involving an accelerometer, a scuba diving cap, two light beams, two mirrors, a photoelectric cell, and a lot of string. Why has it taken 50 years for football to connect heading with concussion? | Andy Bull 2020-11-18T05:00:00Z You changed volume and channels by pointing it at photoelectric cells in a screen’s corners. The Death of the TV Remote—and What’s Coming Next 2018-06-15T04:00:00Z “It was definitely a novel use of existing technology, using a photoelectric cell to size the strike zone,” he said. More Machine Than Man, an Electric Umpire’s Call of the Future 2016-04-30T04:00:00Z But there is growing interest in the idea of using photoelectric cells to run gadgets as well as power grids—and doing so even when those gadgets are inside buildings. Photoelectric cells: To dye for 2012-04-12T15:07:08Z Baker remembered that when he was a youth, researchers used photoelectric cells to estimate the speed of major league pitches. LHP Chapman's fastball an overnight sensation 2010-09-01T23:21:00Z Light rays are reflected from the suspended particles to the sensitive plate of a photoelectric cell; this generates a current of electricity which causes a deflection on a galvanometer. Myology and Serology of the Avian Family Fringillidae A Taxonomic Study The small, distant brilliance of Alpha Centauri made him squint in the split second before the suit's photoelectric cells caused filters to flip down before his eyes. Satellite System There's a screen of photoelectric cells behind the right eye, so connected that when a certain pattern is thrown on them, it activates the mechanism. The Ideal It was the lens of a photoelectric cell. Islands of Space |
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