He, Ying
Funding for this research was provided by:
the Guiding Innovation Foundation of Northeast Petroleum University (No.2016YDL-02)
the Youth Scientific Research Fund of Northeast Petroleum University (No.NEPUQN2015-1-21)
Article History
Received: 29 March 2017
Accepted: 3 August 2017
First Online: 1 September 2017