Ma, Chi
Liu, Hongquan http://orcid.org/0000-0002-2431-6099
Chen, Ruxue
Su, Qiang
Cui, Hongzhi
Gu, Yijie
Funding for this research was provided by:
Tai-shan scholarship of climbing plan (tspd20161006)
Shandong Natural Science Foundation Project (ZR2015EM013)
a Project of Shandong Province Higher Educational Science and Technology Program (YA07)
Shandong University of Science and Technology Research Fund (SDKDYC180370)
Article History
Received: 11 October 2018
Accepted: 15 February 2019
First Online: 27 February 2019