[5] [5] Lu X, Mao F, Pan Z, et al. Three-dimensional physical and optical characteristics of aerosols over central china from long-term calipso and hysplit data[J]. Remote Sensing, 2018, 10(2): 314.

[6] [6] Buchard V, Randles C A, Silva A M D, et al. The MERRA-2 aerosol reanalysis, 1980-onward, Part II: Evaluation and case studies[J]. Journal of Climate, 2017, 30(17): 6856-6860.

[7] [7] Veselovskii I, Goloud P, Podvin T, et al. Characterization of smoke/dust episode over West Africa: comparison of MERRA-2 modeling with multiwavelength Mie-Raman lidar observations[J]. Atmospheric Measurement Techniques, 2018, 11(2): 949-969.

[9] [9] Randles C, Da Silva A, Buchard V, et al. The MERRA-2 aerosol reanalysis, 1980 onward. Part I: System description and data assimilation evaluation[J]. Journal of Climate, 2017, 30(17): 6823-6850.

[12] [12] Jefferson A, Hageman D, Morrow H, et al. Seven years of aerosol scattering hygroscopic growth measurements from SGP: Factors influencing water uptake[J]. Journal of Geophysical Research: Atmospheres, 2017, 122(17): 9451-9466.

[13] [13] Gerber H E. Relative-humidity parameterization of the Navy Aerosol Model (NAM)[R]. Washington DC: Naval Research Lab, 1985.

[14] [14] Hess M, Koepke P, Schult I. Optical properties of aerosols and clouds: The software package OPAC[J]. Bulletin of the American Meteorological Society, 1998, 79(5): 831-844.

[15] [15] Winker M, Lucker P L, Getzewich B J. CALIPSO level 3 stratospheric aerosol profile product: version 1.00 algorithm description and initial assessment[J]. Atmospheric Measurement Techniques, 2019, 12(11): 6173-6191.

[17] [17] Tian P, Cao X, Zhang L, et al. Aerosol vertical distribution and optical properties over China from long-term satellite and ground-based remote sensing[J]. Atmospheric Chemistry and Physics, 2017, 17(4): 1-47.

[18] [18] Huang J, Liu J, Chen B, et al. Detection of anthropogenic dust using CALIPSO lidar measurements[J]. Atmospheric Chemistry and Physics, 2015, 15(20): 11653-11665.