illuminance
n. 照明；照度
sp. =illumination.
近义词：illumination，
英英释义
Noun
- the luminous flux incident on a unit area
例句
用作名词(n.)
- 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。
- The performance of the human eye largely depends on the level of illuminance in the visual field.在视野中人类的眼睛表现大量地仰赖照明度的水平。
- Over a surface, Illuminance averaged over the specified surface.指定表面上照度的平均值。
- Surface on which illuminance is measured or specified.测量或指定照度的表面。