Cover image by Jifang Wan on pages 54-67. The image illustrates the primary construction process of salt caverns for compressed air energy storage. The underground construction of salt caverns mainly involves three key technologies: large-diameter drilling & completion and wellbore integrity, solution mining morphology control and detection, as well as evaluation of factors affecting cavern tightness.
		Table of Contents
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												Yibo Wang,									Yang Liu,									Zhihui Zou,									Qianzong Bao,									Feng Zhang,									Zhaoyun Zong									 
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			1-4
		 
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												Peng Zhang,									Boyun Guo									 
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			5-12
		 
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												Suzhen Shi,									Youchao Qi,									Weiming Chang,									Li Li,									Xuejun Yao,									Jingxue Shi									 
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			13-24
		 
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												Ruiyi Han,									Zhuwen Wang,									Yuhang Guo,									Xinru Wang,									Ruhan A,									Gaoming Zhong									 
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			25-37
		 
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												Shaheryar T. Hussain,									Klaus Regenauer-Lieb,									Aleksandr Zhuravljov,									Furqan Hussain,									Sheik S. Rahman									 
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			38-53
		 
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												Mingzhong Wan,									Wendong Ji,									Jifang Wan,									Yuxian He,									Jingcui Li,									Wei Liu,									Maria Jose Jurado									 
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			54-67
		 
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												Jiamin Hu,									Zhanshan Xiao,									Hao Ni,									Xuefeng Liu									 
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			68-70
		 
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