標(biāo)題: ASTM E 971-1988 材料對(duì)太陽(yáng)能輻射的光度透射比及反射比的計(jì)算 [打印本頁(yè)] 作者: 兌水 時(shí)間: 2009-11-3 15:13 標(biāo)題: ASTM E 971-1988 材料對(duì)太陽(yáng)能輻射的光度透射比及反射比的計(jì)算 E971-88(2003) Standard Practice for Calculation of Photometric Transmittance and Reflectance of Materials to Solar Radiation