There are linear relations between transmittivity and fabric＇s area density.
常紧密的织物，红外线透过率也不为
；
散射介质单位厚度的)透射率,透射系数There are linear relations between transmittivity and fabric＇s area density.
常紧密的织物，红外线透过率也不为；
声明：以上例句、词性分类均由互联网
动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
