TY - GEOGRAPHICAL RESEARCH A1 - Liu Xilin, Zhang Songlin, Tang Chuan, Cheng Ming T1 - A PRELIMINARY RESEARCH ON THE MODEL EXPERIMENTS OF THE RISK RANGE OF DEBRIS FAN Y1 - 1993-06-15 00:00:00.0 JF - GEOGRAPHICAL RESEARCH JO - GEOGRAPHICAL RESEARCH SP - 77 EP - 85 VL - 12 IS - 2 UR - {https://www.dlyj.ac.cn/EN/10.11821/yj1993020010} N1 - 10.11821/yj1993020010 ER -