shaft lining thickness design 井壁厚度设计
ratio of lining thickness 衬砌环片厚度比
detection of lining thickness 衬砌厚度测试
THE THICKNESS OF THE LINING 衬片厚
Formula for calculating pipe diameter and lining thickness of pipelines with single lining.
单层衬里管道的管径及衬里厚度优化计算式。
The calculation method about the minimum lining thickness of concrete protective layer is given in the cold region.
提出了寒区混凝土防护层渠道最低衬砌厚度的计算方法。
During the excavation of underground chamber in the soft rock, lining thickness are increased to keep the stability of surrounding rock.
在软弱岩体中进行地下洞室开挖时，通常采用加大衬砌厚度来维持围岩的稳定。
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