外水压力 meaning in English
external water pressure
Examples
- If lining combine with surrounding rock closely , it can be calculated together with rock pressure with coupling model
外水压力是和有压隧洞中内水压力相对而言的，作用对象为衬砌。 - 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。 - Firstly , the problem that external waterpressure aroused by different seepage control is how to sound distribute between the grouting rock and liner is analyzed by nonlinear computation
首先，研究了不同渗控方案的外水压力在灌浆加固圈和衬砌上如何合理分配的问题。 - There are few great depth , high external waterpressure and high geostress tunnels engineering and few researches on this up to present . thus , there will be many challenges in construction of the tunnels
如此大埋深、高外水压力、高地应力下的隧洞工程建设目前还很少有同类工程可资借鉴，这方面的研究也不多见。 - The region belong to high geostress area . in the preceding excavation of 4km long exploratory tunnel , several bigger flows had taken place . the maximal flux approached 4 . 91m3 / s and the maximal water pressure is 10 . 22mpa
在前期4km长探洞施工过程中，曾发生多次较大涌水，单点最大涌水量达4 . 91m ~ 3 s ，长探洞封堵后最大水压力达10 . 22mpa ，工程区高外水压力问题突出。