1. Science and Technology on Advanced Ceramic Fiber and Composites Laboratory; National University of Defense Technology; Changsha 410073 P.R. China
2. School of Materials Science and Engineering; Central South University of Forestry and Technology; Changsha 410004 P.R. China
3. College of Basic Education; National University of Defense Technology; Changsha 410073 P.R. China
4. College of Materials Science and Engineering; Wuhan Textile University; Wuhan 430074 P.R. China