*BU-SHENG LEE¹、Hong-RU Lin¹、Jet-Chau Wen^2,3 (1.Graduate School of Safety Health and Environmental Engineering, National Yunlin University of Science and Technology, 123, Section 3, University Road, Douliou, Yunlin 64002, Taiwan (R.O.C.)、2.Department and Graduate School of Safety Health and Environmental Engineering, National Yunlin University of Science and Technology, Douliou, Yunlin 64002, Taiwan (R.O.C.)、3.Research Center for Soil and Water Resources and Natural Disaster Prevention (SWAN), 123, Section 3, University Road, Douliou, Yunlin 64002, Taiwan(R.O.C.))