TY - Journal of Shandong University(Engineering Science) A1 - ZHANG Wan, YANG Lingxiao, ZHANG Xiongfei, YAN Weida, WANG Xinfeng, WEN Liang,ZHAO Tong, WANG Wenxing T1 - Aerosol optical properties on hazy days and clear days at rural and background sites in Shandong Province of China Y1 - JF - Journal of Shandong University(Engineering Science) JO - Journal of Shandong University(Engineering Science) SP - 119 EP - 126 VL - 50 IS - 4 UR - http://gxbwk.njournal.sdu.edu.cn N1 - 10.6040/j.issn.1672-3961.0.2019.541 ER -