Funding for this research was provided by:
Special Foundation for Young Scientists of Xi’an University of Architecture and Technology (6040516148)
Talent Technology Foundation of Xi’an University of Architecture and Technology (6040300613)
Education Department of Shaanxi Provinc (17JZ047,17JK0425)
Article History
Received: 19 June 2017
Accepted: 12 January 2018
First Online: 26 January 2018