Funding for this research was provided by:
National Natural Science Foundation of China (51606043, 51625602)
State Key Laboratory of Fire Science, University of Science and Technology of China (HZ2016-KF11)
Technology research program of the Ministry of Public Security (2017JSYJC38)
USTC fundamental research funds (WK2320000038)
Article History
Received: 2 August 2017
Accepted: 8 May 2018
First Online: 1 June 2018