English translation for "external water pressure"

外水压力

Example Sentences:

	1.	After reading some papers about external water pressure of deep tunnel , talking about several opinions about disadvantages that exist in the external water pressure of deep tunnel 摘要阅读了有关深埋隧道外水压力文章后，对其中的几个问题提出自己的见解。
	2.	Numerous deep lying tunnels are adopted with the water project construction transferring to the south - west area of china , the high external water pressure and flow are the most important problems faced in the tunnel design and construction 随着我国水电建设逐步向西南转移，深埋隧洞方案大量被采用，而深埋隧洞的高外水压力和突涌水问题已成为目前隧洞设计和施工中亟待解决的难题。
	3.	Stress decreases rock seepage character in elastic stage , while erosion damage increases it . under some conditions , the influence of stress to seepage may be shielded by erosion damage . obtaining the distribution of seepage field , tunnel external water pressure can be calculated in two ways : 1 高应力使裂隙闭合，一般是降低岩体的渗透性，而水化水力损伤则增加岩体渗透性，在腐蚀损伤发育到一定阶段，应力对渗透性的这种影响则可能会被屏蔽。
	4.	( 2 ) the method of finite element discrete and optimal parameter back analysis is adopted . ( 3 ) concentrated on the question of high external water pressure of the deep - lying tunnel , the basic theory and method calculating external water pressure are systematically studied . ( 4 ) based on jinping cascade 2 hydropower station , numerical simulation rain infiltration of seepage field under different drainage pattern and grouting pattern are studied , also , the high external water pressure is analyzed and studied and some seepage control measures are put forward ( 2 )采用有限元离散?优化法进行参数的反演分析； ( 3 )针对深埋隧洞的高外水压力问题，进一步分析和研究了衬砌水荷载及外水压力的作用机理和计算方法； ( 4 )以锦屏二级水电站深埋长引水隧洞作为本文的主要研究对象，采用考虑降雨入渗渗流场分析的方法对排水方案和灌浆封堵方案不同情况下的渗流场的水头分布进行了数值模拟，并对其外水压力进行了分析和研究，提出了渗流控制的具体措施。
	5.	To reply the inquiry of several scholars on " the simulation of tunnel external water pressure by analytical - mathematical method " , the coefficient method , localization of pure numerical method , analytical - mathematical method relating to the calculation of tunnel external water pressure , together with the detail of the example in that paper , are discussed in the paper 摘要针对有关学者对《深埋隧道外水压力计算的解析数值法》一文的讨论，探讨了隧道外水压力计算中作用系数法、单纯数值方法的局限性、解析数值法以及与计算实例等相关的几个问题。
	6.	In order to calculate the high external water pressure , the rock seepage field and external water pressure coefficient should be treated in detail . concentrated on the questions of high external water pressure and flow of the deep - lying tunnel , the basic theory and method calculating external water pressure are systematically studied , the high external water pressure of jinping cascade 2 hydropower station is analyzed and studied in detail 本文在总结前人研究成果的基础上，围绕深埋隧洞的突涌水和高外水压力问题，系统地研究了深埋隧洞衬砌水荷载和外水压力的作用机理及计算方法等理论，并对锦屏二级水电站深埋引水隧洞的外水压力问题进行了详细的分析和研究。
	7.	The lining of a tunnel in the area with high groundwater table does not bear high external water pressure in - normal , the surrounding rock reinforced by intrusion concrete does it . in the case , the groundwater through reinforced rock accumulated in the space between lining and rock must be drained in time 一般铁路隧道通过高水位富水区时，不用衬砌直接承受较高的外水压力，要实现这个设计目标必须做好衬背的排水工作，使通过加固圈渗透过来的水量及时排走，及时削减累积的水量。
	8.	The computation indicates that in case of medium geological conditions and quite large internal and external water pressures , the results are obtained from this optimization program and from the design method specified in the codes , the former can save 5 % ~ 18 % of the total steel quantity per meter of pipe 计算表明：当地质条件中等，内、外水压力较大时，采用本计算方法与按规范规定的设计方法并同样进行了优化设计后的结果相比，每米钢管的用钢量可节约5 % ~ 18 %左右。
	9.	Key issues including water plugging types , waterproof board spreading methods , drop of external water pressure and lining design for resisting hydraulic pressure , etc . were studied , thus the composite waterproof and drainage system to control drainage were put forward , including grouting sphere for water plugging , primary support , grid sysytem for waterproof and drainage and lining to resist hydraulic pressure 重点就堵水方式、防水板铺挂形式、外水压力的折减以及抗水压衬砌设计等技术问题进行了研究，提出了可通过注浆堵水圈、初期支护、防排水网格和抗水压衬砌形成综合防排水体系，它可以达到控制排放的目的。

Similar Words：

"external wandering" English translation, "external washing" English translation, "external water attachment" English translation, "external water circulation" English translation, "external water drive" English translation, "external water separator" English translation, "external water wave" English translation, "external water-cooled tuyere belt" English translation, "external water-feed machine" English translation, "external wave" English translation