发布时间：2024-05-27 17:49:26 - 更新时间：2024年06月29日 15:22
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Color index coating materials
State system for ensuring the uniformity of measurements. Method of measuring and specifying Colour Rendering Index of light sources
Color index coating materials
State system for ensuring the uniformity of measurements. Method of measuring and specifying Colour Rendering Index of light sources
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