Applications of airtight concrete grouting to road tunnels

来源 :重庆大学学报:英文版 | 被引量 : 0次 | 上传用户:lincl008
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
Road tunnel excavation often traverses coal strata,which is at risk of firedamp explosion that usually results in disaster.Airtight concrete grouting is popularly used in this kind of tunnel project,Based on the essential theory of mechanics of fluids in
其他文献
一、目前一些建设项目跟踪审计存在的问题(一)跟踪审计介入时间模糊。传统的建设项目审计是秋后算账、事后审计,而跟踪审计是工程建设事前介入,但从哪个阶段介入,进行实时跟踪,才能
在今年的本级预算执行审计中.广元市利州区审计局进一步加大审计工作力度,助力建设“美丽广元、小康利州、幸福家园”,受到当地党委政府的充分肯定。一、推进预算管理。夯实经济
The endochronic equations proposed by Valanis (1980) were extended to a finite deformation range. Jaumann's rate,Fu's rate and Wu's rate were incorp
射洪县审计局对全县2012年度城镇保障性安居工程启动跟踪审计.以四项措施确保审计工作顺利开展。一是加强组织领导。成立以局主要负责人为组长的2012年城镇保障性安居工程跟踪
A model of dynamic programming for repairing strategies of concrete structures during a projected service period is proposed,which takes into account the degrad
A class of generalized parametric implicit quasi-variational inequalities is studied. Thereupon a new existence theorem of the solutions is proved and sensitivi
近年来.盐亭县审计局坚持以人为本.以“建一流队伍、树一流形象、创一流服务”为目标,立足实际.努力塑造团结、自律、求实、创新的审计精神,营造先进的审计文化氛围.推动审计事业在
The discrete scalar data need prefiltering when transformed by discrete multi-wavelet, but prefiltering will make some properties of multi-wavelets lost. Balanc
创新经济责任审计理念和思路.必须站在推动完善国家治理、促进经济社会科学发展的高度.深刻认识经济责任审计工作的重大意义.充分发挥经济责任审计工作在经济社会发展和制约监督
In many energy models, GDP is an exogenous variable, so that variables within energy model are not able to change the value of GDP. Based on empirical productio