Wang, Kunjie
Ji, Qingjuan
Xu, Jialin
Li, Hongxia
Zhang, Deyi
Liu, Xiaoyu
Wu, Yujuan
Fan, Haiyan
Funding for this research was provided by:
the Natural Science Foundation of Gansu (No. 1508RJZA078)
the hongliu young teacher cultivate project of Lanzhou University of Technology (Q201211)
the Doctoral research start-funded projects of Lanzhou University of Technology
Article History
Received: 17 February 2018
Accepted: 11 May 2018
First Online: 19 May 2018
Compliance with Ethical Standards
:
: There are no conflicts to declare.