Funding for this research was provided by:
NSFC (41574097, 41504083)
Center for hydrogeology and environmental geology survey (([2016]0707))
Key Research and Development Program of China ((2016YFC0600505), (2016YFC060110402))
Article History
Received: 28 February 2019
Accepted: 3 January 2020
First Online: 10 January 2020
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.