内外边界元方法和开巷初期临时支护压力预测等新方法。
It discusses new methods including in out boundary element method and forecast of temporary supporting pressure during the initial stage of excavation.
该泵站可把乳化液的配制和提供乳化液有机结合在一起，能保证乳化液的浓度，又能满足支护所需的压力和流量。
The pump station makes the emulsion compounding and pressure emulsion supplying in one, which can assure not only the emulsion concentration but also the pressure and flux needed for support.
水压力究竟如何传递到支护结构？
在此基础上，推导出巷道顶部和两帮的破碎范围与松动压力计算公式，为巷道的加固范围和支护强度计算提供了理论依据。
On the basis of this, the formula of the cracked range and broken-rock pressure was induced, providing a theoretical basis for calculating the reinforcing range and supporting intensity.
破坏模式正确与否关系到土压力研究和土钉支护设计的准确程度。
The accuracy degree of the study on the soil pressure and the soil nailing design are determined by the failure mode.
土压力在联合支护中的分配是其亟待解决的关键问题之一。
The distribution of earth pressure between the combined retaining structure is one of the key questions urgently to be solved.
大拱隧道受结构和跨度的影响，其初期支护与二次衬砌各自承受不同的围岩压力。
The primary support and the second lining of large-spanned tunnel have endured different surrounding rock stress because of the influence of structure and span of tunnel.
挡土墙侧向压力的大小与岩土力学性质、墙高、支护结构形式及位移方向和大小等因素有关。
The size of the lateral pressure retaining wall is relative with soil and rock mechanics properties, wall, supporting structure form and displacement direction and size.
巷道围岩压力与支护能力是一个相互作用与反作用的关系，两者之间必须协调才能取得较好支护效果。
The relationship of roadway surrounding rock pressure and supporting performance is interacting and counteracting. Only coordination between them can make possible a better support.
在高速公路路基开挖软弱岩层边坡施工中，采用以压力分散型锚索为主、锚管桩和框架梁等联合支护方案。
In the construction of excavated soft rock slope of highway roadbed, applied united shoring method of pressure-diffusing-type anchorage cable, anchored pipe-pipe, frame foundation beam.
本文探计以现场实测为基础反算作用在支护结构上的围岩压力的方法及其应用。
An inverse method of ground pressure on support and its application have been investigated in this paper. This method is based on the field measurement.
研究了用反分析理论和内、外边界元方法预测软岩巷道围岩压力和支护变形。
Study on applying the theory of inverse analysis and in-out boundary element method to forecast the pressure of soft rock tunnel 'surrounding rock and supporting deformation.
软岩巷道的变形破坏由多种原因造成，受软岩自身强度较低、采动压力、地下水、支护方式、支护质量等综合性因素影响。
The deformed destruction of soft rock is led by many reasons, such as the low intensity itself, the exploiting press, underground water, support and the quality of support etc.
超深基坑工程中在降水区域外一定距离设置防渗帷幕，在支护结构与帷幕之间降水，不仅可以减少支护结构水土压力，还能够避免对环境的不利影响。
Using anti-seepage curtain outside the deep foundation and dewatering between Super-deep foundation and curtain, not only diminish the soil pressure, but also help construction environment.
本文以现场量测为依据，论述了岩石巷道的锚喷支护受采动影响时，移动支承压力的影响范围、变化规律、围岩松动以及巷道稳定性等。
Based on field measurement, the authors describe zone of influence of abutment pressure, rules of its change, loosening of the surrounding rock and the stability of roadways.
圆形支护结构利用土的拱效应，降低了作用在支护结构上的土压力，同时将外部荷载转化为内部压力，充分发挥了混凝土抗压性能好的特点。
The earth pressure on the circular retaining structure is reduced by the soil arching effect, and the high compression resistance character is fully used.
大跨连拱隧道受结构和跨度的影响，其初期支护与二次衬砌各自承受不同的围岩压力。
As the large spanned arch tunnel is influenced by the structure and span, the loads on initial support and secondary lining are different.
发现了一些前人未曾揭示的规律，条采巷道闭合变形将出现两个极值，其距离大于普通开采巷道，因此，巷道应在前方峰值压力第二次采动影响时加强支护。
Some deformation features that have not been discovered before are found. There are two peaks of displacement in strip mining roadway, and their lag distance is longer.
对锚杆受力进行原位监测，通过对数据进行研究、分析，可以了解土压力的大小和分布规律，这对于优化深基坑支护结构设计具有重要的实际意义。
So carrying on in-situ measurements of anchor's stress, the value and distribution of earth pressure will be investigated by analysis on actual data.
该巷应用3年多来，虽3次遭受超前压力的影响，但没有明显的矿山压力显现，从而证明这种支护设计的合理性。
The roadway has been used for three years. Through being effect by three times of mining, but it has no obvious damage. This proves the reasonability of the design.
该巷应用3年多来，虽3次遭受超前压力的影响，但没有明显的矿山压力显现，从而证明这种支护设计的合理性。
The roadway has been used for three years. Through being effect by three times of mining, but it has no obvious damage. This proves the reasonability of the design.
应用推荐