Sun, Wanhong
Zhou, Yanqing
Su, Qiong
Chen, Lihua
Wang, Yanbin
Liu, Juanli
Sun, Yu
Ma, Huixia
Funding for this research was provided by:
the Science and Technology Plan of Gansu Province (145RJZA224)
the Education Department of Gansu Province (2014B-007)
Key Laboratory and Engineering Center of Independent Study of Northwest University for Nationalities (zyp2015016)
National Natural Science Foundation of China (CN) (51563022)
Gansu Science and Technology Support Projects (1504GKCA093)
funds of Central Universities Fundamental Research (31920160011)