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Standard Test Method for Luminous Reflectance Factor of Acoustical Materials by Use of Integrating-Sphere Reflectometers
出版:American Society for Testing and Materials

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基本信息
標(biāo)準(zhǔn)編號(hào): ASTM E1477-98a(2003)
發(fā)布時(shí)間:2003/7/10 0:00:00
標(biāo)準(zhǔn)類(lèi)別:Standard
出版單位:American Society for Testing and Materials
標(biāo)準(zhǔn)頁(yè)數(shù):2
標(biāo)準(zhǔn)簡(jiǎn)介
CONTAINED IN VOL. 06.01, 2005Covers the measurement of the luminous reflectance factor of acoustical materials for use in predicting the levels of room illumination.
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