16:00 〜 16:15
*Jian Li1,2、Jianxin Liu1,2、Yasuo Ogawa3、Rongwen Guo1,2、Yongfei Wang1、Gangqiang Yang1 (1.Central South University, School of Geosciences and Info-Physics, Changsha, China、2.Central South University, Hunan Key Laboratory of Nonferrous Resources and Geological Hazards Exploration, Changsha, China、3.Tokyo Institute of Technology, Volcanic Fluid Research Center, Tokyo, Japan)