spectral radiant illuminance standard lamp的意思|示意
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光谱辐射照度标准灯
spectral radiant illuminance standard lamp的网络常见释义
光谱辐射照度标准灯 spectral radiant illuminance standard lamp光谱辐射照度标准灯 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。