青藏铁路工程
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为配合青藏铁路工程应用,配制抗冻性高、强度较高、适合于青藏铁路预应力混凝土梁的高性能混凝土。
An experimental investigation was conducted to provide high-performance concrete , with high frost resistance and proper strength , to construction of precast elements of bridges in Qing-Zang railway .
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文章对即将运营的青藏铁路工程建立了一个以成本-效能评价为总体评价法的国民经济综合后评价体系,其中又以模糊综合评价法对各效能因素进行了模拟评价。
Based on the method of post-evaluation , with the help of the cost - efficiency system , the paper studies the signification of the Qing-zang railway project ; and evaluates the efficiency of factors by simulation with fuzzy evaluation .
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本文以十五期间四大工程之一青藏铁路工程建设为课题背景,开展多因素破坏作用下负温早强混凝土材料的工程性质和理论研究。
This paper unfolds engineering disposition and theoretical research of Negative Temperature High Performance Concrete ( NTHPC ) with the damage of many factors motivation , the project background based on Qing-Zang railway engineering , which is one of four-emphasized engineering during the tenth Five-plan .
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青藏高原铁路工程施工中环境保护关键技术
The Qing-Zang plateau railroad engineering environmental protection key technique under construction
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青藏铁路的主要工程地质问题及对策分析
Engineering and geological problems in Qing-Zang railway construction and analyses
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并以“三北”地区最具有代表性的青藏铁路二期工程环境背景为实例,提出低负温混凝土耐久性设计原则。
Based on these learning , the foundational way and technique approach to durability design of negative temperature concrete are accomplished .
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前言:目的:摸清青藏铁路二期工程沿线生活饮用水源水质矿化度及化学分型本底情况。
Objective : To understand contents of fluid matter and chemical classification in drinking water along the two periods of engineerings of Qingzang railway .
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建立青藏铁路多年冻土区工程的监测体系的必要性
Necessity of establishing monitoring system on multi-year tundra of Qing-Zang Railway
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本文以在青藏线铁路电气化工程实际项目中用到的馈线保护装置的设计为背景展开的。
This thesis is based upon the design of relay protection device applied in the QingHai-XiZhang electrification railway , which is a project developed by our research group .