基金
This work was supported jointly by the National Key Basic Research and Development Project of China (Grant No.G1999075508)
the National Natural Science Foundation of China (Grant Nos. 40372088, 49972063, 140032010)
Ministry of Education's Teacher Fund (Grant No. 40133020)
the Opening Fund of Key Laboratory of Lithosphere tectonic, Deep Level Process and Exploration of Ministry of Education, China University of Geosciences, Wuhan.