1. National Engineering Research Center of Gas Hydrate Exploration and Development, Guangzhou Marine Geological Survey, Guangzhou, Guangdong 510075, China
2. State Key Laboratory of Natural Gas Hydrate, China University of Petroleum (Beijing), Beijing 102249, China
3. Sinopec East China Oil & Gas Company, Nanjing, Jiangsu 210019, China
4. Key Laboratory of Natural Gas Hydrate, Guangzhou Institute of Energy Conversion, Chinese Academy of Sciences, Guangzhou 510640, China