| 单词 | crookes radiometer |
| 释义 | Crookes radiometernoun Optics.radiometer (def. 1). Origin of Crookes radiometerFirst recorded in 1880–85; after Sir W. Crookes Words nearby Crookes radiometerCrookes dark space, Crooke's granule, Crooke's hyaline degeneration, crookesite, Crookes lens, Crookes radiometer, Crookes space, Crookes tube, crookneck, crook one's elbow, crook rafter Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for Crookes radiometerCrookes radiometer nounphysics a type of radiometer consisting of an evacuated glass bulb containing a set of lightweight vanes, each blackened on one side. The vanes are mounted on a vertical axis and revolve when light, or other radiant energy, falls on them 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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