1. School of Reliability and Systems Engineering, Beihang University, Beijing 100191 China (e-mail: guoshu_1992@163.com).
2. School of Reliability and Systems Engineering, Beihang University, Beijing 100191 China (e-mail: dongzhou@buaa.edu.cn).
3. National Institute of Defense Technology Innovation, PLA Academy of Military Science, Beijing 100071 China (e-mail: z_jilong@sina.cn).
4. School of Reliability and Systems Engineering, Beihang University, Beijing 100191 China (e-mail: ysk@buaa.edu.cn).
5. School of Reliability and Systems Engineering, Beihang University, Beijing 100191 China (e-mail: kangrui@buaa.edu.cn).
6. College of Electrical Engineering, Zhejiang University, Hangzhou 310058 China (e-mail: yiding@zju.edu.cn).
7. School of Reliability and Systems Engineering, Beihang University, Beijing 100191 China (e-mail: daqingl@buaa.edu.cn).