1. Ministry of Education,(Harbin University of Science and Technology) State Key Laboratory of Electrical Insulation and Power Equipment (Xi’an Jiaotong University),Key Laboratory of Engineering Dielectrics and Its Application,Harbin,China
2. Ministry of Education, (Harbin University of Science and Technology),Key Laboratory of Engineering Dielectrics and Its Application,Harbin,China
3. State Key Laboratory of Electrical Insulation and Power Equipment (Xi’an Jiaotong University),Xi’an,China