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1)  high-performance concrete used in second-level lining
衬砌高性能混凝土
1.
Application of self-water proofing high-performance concrete used in second-level lining of undersea tunnel engineering;
阐述了厦门海底隧道衬砌高性能混凝土配合比方案的设计技术路线。
2)  Concrete liner
混凝土衬砌
1.
The application of technology of mechanized continuous construction of concrete liner of earth canal of the south-to-north water transfer project is the first time in China.
我国南水北调土渠工程中混凝土衬砌的机械化连续施工技术在国内是首次应用,其裂缝控制问题的研究还不够成熟,有待进一步的深入研究。
3)  lining concrete
衬砌混凝土
1.
Microscopic texture features of the lining concrete affected by fire;
火灾中衬砌混凝土损伤的微观特征
2.
Explosive spalling damage features of lining concrete under conflagration;
火灾中衬砌混凝土的爆裂损伤特征
3.
Temperature control study on lining concrete of conveyance tunnel of permanent shiplock at Three Gorges Project;
三峡永久船闸输水洞衬砌混凝土的温控研究
4)  concrete lining
衬砌混凝土
1.
Study on the safety velocity for concrete lining under P wave loading;
P波作用下衬砌混凝土的爆破安全振动速度研究
2.
As an advanced construction technique,the use of steel carriage has guaranteed the construction quality and progress of tailrace tunnel s concrete lining.
简要介绍了水布垭水电站钢模台车的引进、安装、运行、拆卸的整个施工过程,作为一项较先进的施工技术,钢模台车的使用,为边顶拱浇筑混凝土提供了优质高效的施工手段,保证了尾水隧洞衬砌混凝土施工的质量和进度。
3.
In water-conveying tunnel of permanent shiplock of Three Gorges Project,some cracks are found in early phase cast concrete lining.
早期施工的三峡永久船闸输水洞衬砌混凝土,有不少的结构段在1/2长度附近发生了裂缝,而且一般都是贯穿的,严重影响了工程质量和寿命。
5)  concrete lining
混凝土衬砌
1.
The influence of explosive stress wave on young concrete lining;
爆炸应力波对新浇混凝土衬砌的影响研究
2.
Determination of axis for concrete lining of tunnel excavated by TBM;
TBM施工隧洞混凝土衬砌轴线的确定
3.
Mechanized construction of channel concrete lining;
渠道混凝土衬砌机械化施工
6)  concrete-lining high pressure hydropower tunnel
混凝土衬砌高压水道
1.
Some critical design criteria applied to the design of concrete-lining high pressure hydropower tunnels are discussed,such as the minimum overburden criterion,hydraulic fracturing criterion and minor principal stress criterion,and their application conditions and relations are also discussed.
对钢筋混凝土衬砌高压水道设计中的最小覆盖厚度准则、水力劈裂准则、最小主应力准则,以及各个准则之间的关系和运用条件进行讨论。
补充资料:高性能高分子
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性质:含义很广,大体上可分为两方面:一是指高模量、高强度及耐高温高分子材料等;二是指具有某种重要的功能的高分子材料,如高模量高强度纤维和压电性聚偏氟乙烯。为力学性能优异、稳定性好、可在较高温度下连续使用的一类合成高分子材料。化学结构的特点是组成中有大量的芳环或芳杂环,分子链较刚硬。有热固性和热塑性两大类,后者也称高性能工程塑料。可替代金属作为结构材料,或用作高级复合材料的基体树脂。力学性能的特点是强、韧、刚。是航空、航天和现代科技的关键材料。

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