Constrain depth-dependent Vp/Vs ratio in the crust from joint seismological inversion

Huajian Yao, USTC University of Science and Technology of China, Laboratory of Seismology and Physics of Earth's Interior, Hefei, China, Ping Zhang, Australian National University, Canberra, Australia, Hongjian Fang, USTC University of Science and Technology of China, Hefei, China and Haijiang Zhang, University of Science and Technology of China, Laboratory of Seismology and Physics of Earth’s Interior, Hefei, China