An interpretative structural model based on SPSS for the interaction analysis between risk factors of power gridYichao Huang, Ruanming Huang, Xinjian Li, Shujuan Chen, Mingxing Guo, Qin jiang and Yuqing HeE3S Web Conf., 136 (2019) 02018DOI: https://doi.org/10.1051/e3sconf/201913602018