Hu, Zeqing http://orcid.org/0000-0003-1167-1857
Guo, Yan http://orcid.org/0000-0002-1270-4510
Zhang, Jinghui http://orcid.org/0000-0001-5337-176X
Zhang, Yanjie http://orcid.org/0000-0002-8229-799X
Funding for this research was provided by:
the Natural Science Foundation of Liaoning Province (20170540065)
the General Project of Liaoning Provincial Education Department (2016J057)
the Start-up Funding for Doctoral researchers of Dalian Polytechnic University (61020726)
Article History
Received: 22 September 2017
Accepted: 18 December 2017
First Online: 1 February 2018