In the construction and operation stage of shield tunnel. mastering and clarifying the mechanical characteristics of the overall structure is essential for ensuring shield tunnel safety. In this paper. the shell-spring model is established by ABAQUS finite element software for the ultra-high water pressure submarine shield tunnel. https://www.diegojavierfares.com/limited-save-Ashwagandha-Extract-60Veggie-Caps-top-grab/