Chinese translation for "导洞"
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- heading, pilot
pilot drift
pilot hole
pilot tunnel
pilotdrift
Related Translations:
玉山洞: oksan dongoksan-dong
- Example Sentences:
| 1. | Exploring on construction technique of continuous - arched tunnel without using central heading method
连拱隧道无中导洞施工技术探讨 | | 2. | The discussion on the technology of t - cave for twin - arch tunnel and middle separated wall
连拱隧道三导洞施工技术、中隔墙施工技术探讨； 5 | | 3. | Numerical analysis and treatment of a collapsed middle drift for shallow multi - arch tunnel under unsymmetrical pressure
浅埋偏压连拱隧道中导洞坍方数值分析与处治 | | 4. | Based on the numerical simulation , it can be concluded that the three heading construction method with the tunnel close to the mountain tunneled first should be chosen in the construction of the multi - arch loess tunnel
计算结果表明对于偏压黄土连拱随道应采用先开挖靠山一侧的侧壁导洞法进行施工。 | | 5. | On the basis of model test , a better construction method under pre - prop for the surrounding rock i , ii , iii , named whole section excavation with heading in moderate degree and that with center heading and center partition first , then with two sides heading , is put forward
在模型试验的基础上，提出了、 、类围岩隧道在预支护下的优化施工方法，即下导洞适度超前全断面开挖与先行中导洞及中隔墙、其次两侧下导洞适度超前全断面开挖。 | | 6. | Considering the actual condition of this tunnel , several key mechanical problems involved in the construction of the tunnel have been studied : the comparison of three - heading construction method and benching tunneling method , and the construction sequence of the two tunnels is carried out
本文结合该工程实际，进行黄土连拱隧道的关键施工力学问题研究：正洞上下台阶法与侧壁导洞法施工方案比较研究；先左洞（靠山一侧）施工方案和先右洞施工方案的对比。 | | 7. | The work here has a lot of application and stringency . for the first time , the various ventilating methods and effects to control the smoke in a fire emergency of the erlang mountain tunnel semi - transient ventilation road tunnel are presented . with the hypothesis of one - dimensional steady ideal fluid , the experimental and numerical studies are presented
本文首次研究了半横向通风方式的隧道在发生火灾时，通过通风系统的风机、横通道及平行导洞内的阀门的不同动作方式在着火点产生大于临界风速的强制气流，对隧道内烟气走向进行控制的各种方法和效果。 | | 8. | This article introduced the method of geological investigation of nanling tunnel karst disease , elaborated the tunnel engineering geology conditions , especially the karst water , the karst water power channel and the harm of karst water , and analyzed the cause that produced the karst disease
摘要南岭隧道岩溶地下水活动造成地表坍陷、洞内泥砂淤塞等病害，其原因在于隧道施工遗留的导洞长期疏排岩溶水，采用地质测绘、物探、钻探、水文地质试验等综合勘察方法，查明地下水通道位置、地下水流速、流向，针对病害原因，提出拦截、封团、疏排、填充等综合整治方案。 | | 9. | Then we simulate the common excavating methods of double - arc tunnel respectively , analyze the stress and strain of wall rock and support structure of each method , and recommend the best excavating method to construct double - arc tunnel in wall rocks of ii . then we analyze the " three headings method " in detail , and also simulate the effect of construction factor , stress releasing coefficient and secondary lining
对实际工程中最常用的三种开挖方法分别进行了施工模拟，分析了它们各自的围岩和支护的受力变形规律，经比较后，得出了三导洞法是类围岩中修建连拱隧道的较好开挖方法的结论。 | | 10. | Tensile stress field would appear in the proximity of arched vault after excavation , slacking of surrounding rock and subsequent dropping of blocks of rock from such area would possibly occur at any time in the context of extra - shallow depth . so i - steel arched support must be erected to provide against possible block dropping and be integrated into a ring with that of pilot tunnels on both sides
拱顶在核心土开挖后，在一定范围内出现拉应力区，在超浅埋情况下极容易掉块和发生围岩松驰，因此核心土必须边开挖边架设工字钢拱架，使之与左右导洞拱顶工字钢形成整体。 |
- Similar Words：
- "导电嘴夹头" Chinese translation, "导电作用" Chinese translation, "导电阱" Chinese translation, "导钉" Chinese translation, "导钉牵引术" Chinese translation, "导洞（导坑）" Chinese translation, "导洞法" Chinese translation, "导洞掘进" Chinese translation, "导洞掘进法" Chinese translation, "导洞掘进工" Chinese translation
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