1. Postgraduate Student, School of Mathematics and Physics, Lanzhou Jiaotong Univ., Lanzhou 730070, China. ORCID: .
2. Professor, School of Mathematics and Physics, Lanzhou Jiaotong Univ., Lanzhou 730070, China (corresponding author).
3. Postgraduate Student, School of Mathematics and Physics, Lanzhou Jiaotong Univ., Lanzhou 730070, China.
4. Senior Engineer, Anhui Magang Mining Resources Group Nanshan Mining Co., Ltd., Xiangshan Town, Yushan District, Ma’anshan, Anhui 243000, China.
5. Postgraduate Student, School of Mathematics and Physics, Lanzhou Jiaotong Univ., Lanzhou 730070, China. ORCID: