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2013-05-23 12:21
求翻译：17.5.3.4. The measurement of the luminance level foreseen in the sub-item 17.5.3.3 must be done in the field of work where the visual task is performed, using the photocell light meter corrected with the sensitivity of the human eye and a function of angle of incidence是什么意思？ 待解决
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17.5.3.4. The measurement of the luminance level foreseen in the sub-item 17.5.3.3 must be done in the field of work where the visual task is performed, using the photocell light meter corrected with the sensitivity of the human eye and a function of angle of incidence
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