To detect water leaking of underground tube, the traditional method relies on the sound-electricity transformation. Therefore, detection sensitivity, depth and distance suffer great limitation.
传统的检测地下管道漏水的方法是以声—电转换为基础,这使得灵敏度、深度和距离都受到很大限制。
Shield construction method is one of the main methods of interzone tunnel construction in urban underground.
盾构施工法是城市地铁区间隧道施工的主要方法之一。
The design method and scheme of reinforcement, underground construction technology and monitoring, The evaluation of the strengthening effect and techno-economic benefits.
加固支护设计方法和方案,井下施工和矿压监测,支护加固效果和技术经济效益分析。
The method has been gradually used in underground mines.
该方法已逐步在地下矿应用。
Method for repair and strengthening of underground cold storage without thermal insulation in case of frost damaged lining.
本文研究了无热绝缘的地下冷库在衬砌冻坏情况下的加固维修方法。
A new method for analyzing the time-dependent convergence deformation of the underground surrounding rock is presented.
研究了地下洞室围岩的时间效应变形特性,提出了分析围岩时间效应收敛变形的一种新方法。
The underground hydrodynamic force function research technique may summarize is mathematics analogue method, the value analogue method and the experimental analogy method.
地下水动力作用的研究方法可概括为数学模拟法、数值模拟法和实验模拟法。
Nuclear Magnetic Resonance Sounding method is the only geophysical new method of directly detecting underground water at present.
核磁共振测深方法是目前唯一直接探查地下水的地球物理新方法。
However, blasting method as a means, in underground coal mine are still widely used, in some ways or other methods cannot replace.
然而,爆破方法作为一种手段,在煤矿井下仍在广泛使用,在某些方面还是其它方法不能取代的。
A low power design method with underground sensors used in LWD system is presented.
提出了随钻测井系统井下传感器的一种低功耗设计方法。
The underground pipeline is usually installed by top pipe method for the constructions on ground with concentrated railway and highway.
地面建构筑物.在铁路、公路密集条件下.顶管法铺设地下管道为最常见的施工方法。
The effective mine cooling measures are pointed out according to the mining method, stoping sequence and underground equipments.
并从采矿方法、 矿床回采顺序、井下设备选择等多方面提出了矿井降温的有效措施。
The dynamic component mining method design system is an integrated software package specially designed for the underground mining method design.
动态构件式采矿方法设计系统是专门用于地下矿山采矿方法设计的综合性软件包。
In underground coal mines, Rayleigh wave method was used to detect lower coal seam and structures ahead roadways and produced satisfactory results.
在井下用瑞利波方法探测下部煤层、超前探测煤巷、岩巷前方的构造,取得了满意的效果。
The dynamic structural behaviour and basic analysis method for aseismic design of underground structures are studied.
本文分析论述了地下结构的抗震特性,抗震分析的基本方法。
This paper discusses the renewable method of mine topographic map of underground mining.
论述了井下开采矿井矿用地形图的更新方法。
Seismic exploration is a feasible method for surveying geo-structure in underground.
地震勘探对地下地质结构的调查是一种行之有效的方法。
Seisemic exploration is a feasible method for surveying geo-structure in underground.
地震勘探对地下地质结构的调查是一种行之有效的方法。
In underground construction, we often use artificially ground freezing method to control soft earth recently.
在地下工程施工中,为强化软弱地层,近年来常采用冻结施工法。
In this paper, the author tried to apply the principle and the method of underground stress obtained by hydrofracture construction curve to the development of Daqing oil field.
本文把水力压裂施工曲线求地应力的原理和方法运用到大庆油田开发中去。
The seismic reflection method can provide more detailed and more information about underground geological structure than refraction method.
对于地下复杂的地质构造,地震反射波法比折射波法能够提供更多更详细的地下信息。
Synchronous forming of underground warehouse and concrete wall is a new method of constructing every sort of underground warehouses in soil.
同步成型地下仓及砼仓壁是在土中建造各种类型地下仓的一种新方法。
Because the stack considers different geometry of underground reflectors and is stack within the Fresnel zone, the method more approaches to real underground geologic situation.
由于这种叠加方法考虑到了地下反射面不同的几何状态,而且是在一个菲涅尔带内的叠加,所以此法更加接近实际的地下地质情况。
As this background, the article put forward research of incorporate design method for underground garage, and the most important core problem is rational design of uplift pile.
本文的研究课题就是以此为背景,提出了对地下车库一体化设计方法的研究,主要针对地下车库抗浮设计的核心问题:抗拔桩合理化设计。
Based on this, this article has carried on the discussion to the underground composite construction dynamic performance and the underground structure design method, the main content is as follows.
基于此,本文对地下复合结构的动力计算方法和地下复合结构的动力特性进行了探讨,主要内容如下。
This paper presents a new approach to obtain the optimal opening structure of underground mining method by genetic programming.
提出用遗传规划优化地下采矿方法巷道布置的新方法。
This paper introduces heat balance problems of underground soil, effective method of mixed GSHP for solar energy.
介绍了地下土壤的热平衡问题,采用太阳能辅助加热的混合式地源热泵系统是有效的方法。
This paper introduces heat balance problems of underground soil, effective method of mixed GSHP for solar energy.
介绍了地下土壤的热平衡问题,采用太阳能辅助加热的混合式地源热泵系统是有效的方法。
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