The expansion coefficient influences the tunnel structures most, while the thickness of expansion ring less, and the embedded depth least.
膨胀率对隧道结构的影响最大，膨胀圈厚度次之，埋深对隧道结构的影响最小。
参考来源 - 膨胀土隧道衬砌膨胀力数值模拟研究·2,447,543篇论文数据，部分数据来源于NoteExpress
由此构成了该类隧道结构稳定可靠性估计的完整方法。
A practicable calculation method of the stability reliability degree of the tunnel structure was established.
地下隧道结构防止混凝土开裂和提高混凝土的耐久性是至关重要的一环。
It is crucial to prevent underground tunnel structure from cracking and improve durability of concrete.
测试试验研究成果对进一步分析列车提速之后隧道结构的稳定性提供了重要依据。
The results of measurement provide a major premise for the research of structure stability of tunnel by reason of the raising speed of train.
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