Acknowledgments—This project was sponsored by the Defense Industrial Technology Development Program (JCKY2016403C001), the Key Project of National Defense Basic Research (B3720132001), the National Natural Science Foundation of China (U1401231), China Postdoctoral Science Foundation (2014M562115), Hunan Provincial Educational Department Foundation (14C0998), Hunan Provincial Graduate Innovative Foundation (CX2015B386), and the Research Initiation Funding of University of South China for the Returned Scholars From Abroad (2014XQD46).