单词 | foot-candle |
释义 | foot-candle【医】 Ё烛光 foot-candle foot-can.dle AHD: [f‹t“k²n”dl] D.J. [6f&t7k#ndl]K.K. [6f&t7k#nd1]n.Abbr. fc,ft-c(名词)缩写 fc,ft-cA unit of measure of the intensity of light falling on a surface, equal to one lumen per square foot and originally defined with reference to a standardized candle burning at one foot from a given surface.英尺烛光:用在衡量光照在物体表面强度的单位,相当于每平方英尺一流明,最初是参照一支标准蜡烛在距给定平面一英尺处燃烧而定义的 |
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