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汉语拼音：zhào dù

被光照射的物体表面单位面积上得到的光通量。点光源对某个面产生的照度e，跟光源的发光强度i成正比，跟该面离光源距离r的平方成反比，即e=icosir2。式中i为光线的入射角。单位为勒克斯。一般阅读、书写时的照度应达到50勒克斯。

1. 指物体单位面积上所得到的光的量，用来表明物体被照亮的程度。单位是勒克司。

• Illuminance of illuminating radiation is always measured in photometric units.

  照明辐射的照度通常是以光度为单位.

• When the lighting level falls below about 1 lux the cones cease to act.

  当照度低于约1勒克司时,锥状细胞就不再起作用.

• It refers to the specified average illuminance value on the lighted surface.

  规定的被照明表面上的照度平均值.

• According to 1401 meters is a high - quality energy meter.

  紫外线照度计1401是一种高质量的UV点光源能量测量仪.

• Taller also to intensity of illumination and radial angle requirement.

  对照度和光线角度要求也较高.

• Over a surface , Illuminance averaged over the specified surface.

  指定表面上照度的平均值.

• According to 1401 meters UV is a high - quality UV energy meter.

  紫外线照度计1401是一种高品质的UV能量丈量仪.

• Efficient use of optical - grade PMMA lens, optical loss of small, good illumination.

  采用光学级PMMA高效透镜, 光损小, 照度好.

• I adjusted the contrast and saturation of the picture.

  我调整了一下对照度和饱和度.

• The bat - wing light distribution offers wide luminance without glare.

  蝙蝠翼配光曲线,光反射照度广,无眩光.

• Experimental apparatus of side lighting light pipe is described in this paper.

  通过实验研究了侧采光光导管的采光性能,测得白天的室内外照度.

• Key words: C - BUS , EPS, Illuminance, Glare, Uniformity.

  关键词: C -BUS, EPS, 照度, 眩光, 均匀性,十二路智能继电器,智能主机,八场景智能面板开关.

• Reader's fatigue degree in different reading environment was analyzed and evaluated in this paper.

  分析和评价读者在不同桌面颜色和照度下作业的疲劳程度.

• Inside the soft light and bright illumination, the astronauts can clearly distinguish meter readings.

  舱内柔和的光线和明亮的照度, 可使航天员清楚地分辨仪表读数.

• Usual methods of illuminance computing on design of illuminance are introduced in this paper.

  本文简述了照明系统设计中照度计算的常见方法.