Steel lining, concrete lining and surrounding rock can work together to share internal water pressure.
在内水压力下，钢衬、混凝土衬砌和围岩可共同承载。
How to determine surrounding rock pressure is always the key of tunnel structure design.
隧道结构设计的关键在于确定隧道围岩压力。
How to determine surrounding rock pressure is always the key of tunnel structure design.
隧道结构设计的关键在于确定隧道围岩压力。
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