2Cheng X Z,Cao M Y,Michael Collier. An On-Line Detection System for Coal Mine Dust[A].2008.
3Cheng X Z,Hao H T,Li L B. Study of Respirable Coal Mine Dust Concentration Delecting Method Based on Curve Fitting and Volume Calculation Method[A].
4Sloane,C.S. Optical properties of aerosols of mixed composition[J].Atmospheric Environment,1984.871-878.
5Lowenthal,H.D,Rogers,F.C,Saxena,P,Watson,J.G, Chow,J.C. Sensitivity of Estimated Light Extinction Coefficients to Model Assumptions and Measurement Errors[J].Atmospheric Environment,1995.751-766.