supported by grants from the National Natural Science Foundation of China （30671178）;the Shanxi Province Science Foundation for Youths, China （2014021029-2）
基金supported by grants from the National Natural Science Foundation of China (30671178)the Shanxi Province Science Foundation for Youths, China (2014021029-2)
文摘supported by grants from the National Natural Science Foundation of China （30671178）;the Shanxi Province Science Foundation for Youths, China （2014021029-2）
