| 单词 | foot-candle |
| 释义 | foot-candleor foot·can·dle[ foot-kan-dl ] / ˈfʊtˈkæn dl / noun Optics.a unit of illuminance or illumination, equivalent to the illumination produced by a source of one candle at a distance of one foot and equal to one lumen incident per square foot. Abbreviation: FC Origin of foot-candleFirst recorded in 1905–10 Words nearby foot-candlefoot-binding, footboard, footboy, foot brake, footbridge, foot-candle, footcare, footcloth, foot doctor, foot-dragging, foot drop Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for foot-candle
British Dictionary definitions for foot-candlefoot-candle nouna former unit of illumination, equal to one lumen per square foot or 10.764 lux 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 Medical definitions for foot-candlefoot-candle n.A unit of measure of the intensity of light falling on a surface equal to 1 lumen per square foot. It has been replaced in the International System by the candela (1 lumen per square meter). The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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