不透光度烟度值对照表(参考)(共4页).doc

精选优质文档-倾情为你奉上不透光度烟度值对照表（参考）不透光度%光吸收系数m-1波许烟度值Rb10.020.1050.130.50100.251.10110.271.20120.301.30130.321.40140.351.48150.381.57160.411.67170.431.75180.461.84190.491.93200.522.02210.552.10220.582.18230.612.26240.642.34250.672.42260.702.50270.732.57280.762.64290.802.71300.832.77310.862.83320.902.89330.932.96340.973.02不透光度%光吸