岩石残余强度对围压的敏感性显著高于峰值强度。
The sensitivity of residual strength on the confining pressure is higher than that of peak strength.
残余强度或稳态强度的确定是砂土液化研究中的重要课题。
Steady state strength is an important parameter in evaluating the stability of sand deposits against flow liquefaction.
由于土的逐渐破损,会使其由峰值强度逐渐降低到残余强度。
Owing to the progressive failure of the soil, the strength may drop from peak value to residual value.
当土体剪切面为不规则剪切带时,施加循环荷载后出现残余强度上升的现象。
When shear surfaces are irregular shear bands, residual strengths increase after applying cyclic loads.
同时指出,古滑坡滑动面的抗剪强度的分析应考虑时间效应下残余强度的恢复。
Furthermore, it is pointed out that the restorations of residual shear strength on time effect are considered on analysis of the parameters of the fossil landslide slip surface.
峰值强度、残余强度与围压回归得到的摩擦系数大致相当,黏聚力则减低54.4%。
The friction factor obtained from the regression analyses of the peak strength, residual strength and confining pressure are roughly equal and the cohesion is reduced by 54.4%.
围岩处于破裂状态时,巷道收敛主要是由处于残余强度状态的破裂区围岩的碎胀变形引起的。
When the rocks are fractured, roadway convergence is mainly due to expansion deformation of the surrounding rock within the fractured zone in a residual-strength state.
本文对滑坡土的残余强度进行了分析;并通过对比试验,对影响残余强度的因素进行了有益的探讨。
The residual strength of landslide earth has been analysed in this paper, and theeffect factors of residual strength have also been discussed by comparision tests.
研究结果:滑带土的峰值强度和残余强度比较接近,成线性关系;塑性指数能较好的用来估算残余强度。
Research results:Residual strength of slip soil has linear regression with peak strength; plastic index can be better used to estimate residual strength.
这说明本文得到的关系式可以较好的评价火灾后混凝土损伤,亦可作为火灾现场得出快速残余强度的依据。
It indicated the relationship may be a good method for fire value, also may be a basis to obtain the fast residual strength as the scene of fire.
分析了充填体韧性指数性质的变化及其规律,认为矿山保证充填体完整性最现实的要求是使充填体具有较高的残余强度。
According to the obtained uniaxial compression toughness parameters, the toughness properties are known. The variety of the properties of toughness indexes and the laws are analyzed.
针对含粗粒细粒土残余强度试验中存在的问题对目前在工程中普遍使用的反复直接剪切仪器的剪切盒进行了改进和改进后试验可靠性验证。
To resolve the problem of the shear box tilt which caused by the extrusion of fine-grained soil containing coarse particles, two improved model of shear box were designed.
实验结果还表明,膜内残余应力的存在降低了剥离强度。
The effect of the residual stress on the peel strength P/b is discussed.
实质断裂强度性能受到了外加载荷与磨削残余应力的组合应力的制约。
The real fracture strength is restrained by both stresses caused by outside load and residual stresses after grinding.
本文介绍了焊接残余应力对金属结构的静强度、脆性断裂以及应力腐蚀开裂的影响。
The paper discusses over the influence exerted by welding residual stress on the static strength, brittle fracture and stress-corrosion cracking of metal structure.
运用弹性力学理论,建立石油套管的力学模型,通过有限元计算,得到残余应力与石油套管抗压溃强度之间的关系。
Based upon the elasticity theory, a mechanical model for the casing pipe was built and the relationship between residual stress and compression strength was developed by FEM.
文章就钢构件中的残余应力对钢构件的静力强度、稳定性及疲劳性能的影响进行了分析和研究。
This paper analyses and studies the effect of residual stresses on static strength, stability, and fatigue strength of the steel members.
已加工表面存在的残余应力影响工件的使用性能和疲劳强度。
The residual stresses impacts the working performance and fatigue strength of parts.
为提高计算结果的可靠度,采用了滑带土的残余抗剪强度指标和双参数法等手段。
In designing and calculating, several measures such as using the indexes of residual shear strength of sliding-belt soil and double-parameter method etc are ta.
同时,选择合适厚度的钎料会降低钎焊接头的残余应力,改善接头连接强度。
Choosing a appropriate thickness filler metal for brazing metal-ceramic can decrease the residual stresses in the brazed joints and improve the joint strength.
探讨了陶瓷磨削表面残余应力对断裂强度的影响。
In this paper, the influence of the surface residual stresses of ceramics grinding on fracture strength has been studied.
套管生产中,矫直工序决定了套管的形状精度和残余应力,对套管抗挤强度有很大影响。
In casing production straightening determines the shape precision and residual stress in casing, which have strong influence on the collapse resistance of casing.
介绍了火焰切割对低合金高强度钢在残余应力、淬硬、渗碳等方面的影响。
This article introduces the impact of flame-cutting on high strength lower alloy structural steels from curious aspects Such as remnant stress, quench rigidity, cementite and so on.
考虑残余应力对压痕弯曲梁应力场强度的贡献后,对相应的K _ (IC)表达式进行了修正。
An improved K_ (IC) formula for indented bending beam method is proposed by considering the contribution from residual stress to the total stress intensity at the indentation flaw.
本发明高比重钨合金材料塑性好、强度大、变形量大及残余力小。
The high specific weight tungsten alloy material has good plasticity, large strength, large deflection and small residual force.
表层残余压力对工件的疲劳强度起着有益的作用。
The residual compressive stress is beneficial to fatigue strength.
固溶、淬火等热处理手段极大地提高了其机械强度,但同时使其内部产生了较大的残余应力。
Heat treatment methods, such as solid solution and quenching, have greatly enhanced its mechanical strength, which also leave a large internal residual stress in it.
指出抑制和调控界面层残余应力以提高其与基体金属间结合强度是关键环节。
It is pointed out that it is very important to control and adjust the residual stress formed in the interface to elevate the interface strength between the coating layer and the metal substrate.
指出抑制和调控界面层残余应力以提高其与基体金属间结合强度是关键环节。
It is pointed out that it is very important to control and adjust the residual stress formed in the interface to elevate the interface strength between the coating layer and the metal substrate.
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