... 不透水插座 water-tight socket 不透水衬砌 impervious lining 不透水齿槽 impervious cut-off ...
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impermeater impermeater impervious lining 不渗透性内衬
bituminous concrete impervious lining 沥青混凝土防渗护面
·2,447,543篇论文数据，部分数据来源于NoteExpress
The paper considers that the drainage works and the impervious element are the effective measures for reducing external water pressure on the lining and maintaining groundwater balance.
文章认为，设置排水设施和地层防渗加固是减小衬砌外水压力及维持地下水系平衡的有效措施。
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