ZHENG Zhi-bo(1985-), female, native of Tengchong, Yunnan, a lecturer of Baoshan University, M.A.,engages in application of mathematical; Corresponding author: SUN Jiang-jie (1983-), Male, native of Susong, Anhui, a associate professor of Anhui Medical University, M.A” engages in application of mathematical.

Supported by

Project supported by the Baoshan College focuses on cultivating disciplines of China (Conservative government [2016] No. 91),The work was supported in part by the Joint Special Foundation on basic research in Local Colleges and Universities for the Department of Science and Technology of Yunnan Province of China under Grant No.2017FH001-106, the Natural Science Foundation of Anhui Province of China (1908085MG233), Quality Engineering for Research Projects of the Anhui Department of Education about Wisdom Classroom (2018zhktl80)t Natural Science Foundation for the Higher Education Institutions of Anhui Province of China (KJ2019A0945).The authors would like to thank all the individuals in China who offered their time and energy to participate in the investigates