illuminance的英语例句
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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.
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Over a surface , Illuminance averaged over the specified surface.
指定表面上照度的平均值.
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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.
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