| 单词 | x-ray tube |
| 释义 | x-ray tubenounan electronic tube for producing x-rays, essentially a cathode-ray tube in which a metal target is bombarded with high-energy electrons. Origin of x-ray tubeFirst recorded in 1905–10 Words nearby x-ray tubex-ray spectrometer, x-ray spectrometry, x-ray star, x-ray technician, x-ray therapy, x-ray tube, XS, x-stretcher, Xt., Xtian., Xty. Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for x-ray tubeX-ray tube nounan evacuated tube containing a metal target onto which is directed a beam of electrons at high energy for the generation of X-rays Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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