shearstrength相关论文
近年来,以纳米尺度和纳米颗粒以及定向或随机分布的离散单元(如纤维)来加固土体的材料已被广泛应用于岩土工程中.本研究的主要目的......
In recent years, intensive studies have been carried out to find an alternative for Tin ( Sn)-Lead ( Pb ) solder alloys ......
Presented a new analytical model for studying the shear-tensile large deformation behavior near the vicinity of joint in......
Diffusion bonding of refractory Nb-Si-based alloy was performed with Ni/Al and Ti/Al nanolayers under the condition of 1......
The aging behavior of polyurethane adhesive in medium was investigated and compared by means of scanning electronic micr......
To evaluate the effect of lignin on improving laterite soil,the calcium lignosulfonate is utilized to mix into laterite ......
This paper presents a new method to immobilize sand in laboratory channels.The motivation for the present work was to de......
新旧混凝土之间的抗剪性能是评价加固效果的重要指标,本文通过纯剪试验,对植筋加固中新旧混凝土界面抗剪性能进行研究.考察了植筋......
SiC/SiC composites are the promising materials for flow channel insert and structural material in advanced fusion reacto......
This paper deals with the mechanical properties of laminated bamboo composites fabricated from steam-exploded bamboo by ......
New methods to determine shear strength and effective yield stress for Rocks using the Hoek-Brown Yi
The Hoek-Brown (HB) strength criterion has been widely applied to the estimation of strength of intact rock and rock mas......
The shear strength of metals plays an important role in high speed impact phenomenon with characteristics such as high l......
为研究钼元素对激光熔覆层组织和性能的影响,采用激光熔覆技术在EA4T钢表面制备Fe-Cr熔覆层以及钼质量分数为10%~70%的4种涂层,然......
为了理解深部高水平应力条件下温度对矿石-充填体耦合结构体剪切特性的影响效应,分别对不同温度(20,40,60°C)下棒磨砂胶结充填体(......
采用真空扩散焊方法连接Ti2AlNb合金与TC4合金,并研究连接参数与接头显微组织、力学性能之间的关系。结果表明,由于Al、Ti、Nb和V......
Study on Verification of Evaluation Indexes of Shear Resistance of Asphalt Mixtures Based on GTM met
The high temperature performance of asphalt mixtures cant be evaluated comprehensively by present widely-used ruttin......
为了研究Ag修饰石墨烯增强的Sn-Ag-Cu(SAC/Ag-GNSs)焊点在传统回流焊过程中Ag-GNSs在熔池中上浮聚集问题,利用电流密度(1.0×104 A......
Microstructure and mechanical properties of TiAl/Ni-based superalloy joints vacuum brazed with Ti-Zr
For the purpose of elevated temperature service and weight reduction in aerospace vehicle applications,a novel Ti-Zr-Fe-......
根据基坑开挖的特点，改进常规三轴试验仪器的控制程序。并以此为基础，利用三轴仪对基坑开挖过程中土体的K0固结一侧向卸荷过程进行模......
Lagoon berms in western Alaska are difficult to design and build due to limited resources, high cost of construction and......
The shear behavior of the frozen soil-structure interface is important for accurately predicting the interface responses......
Interfacial reaction product and mechanical properties of the electron beam brazed K465 Ni-based sup
Ni-based superalloy K465 is brazed with BNi-2 filler metal by vacuum electron beam brazing (VEBB). In process of VEBB, e......
为了获得毛竹竹篼的顺横纹抗剪性能,以毛竹竹篼为试验材料,在微控电子万能试验机上进行抗剪试验。结果表明:竹篼含水率12%时,横纹V......
分析了混凝土复合剪切强度的尺寸效应，建立了反映截面尺寸影响的混凝土拉、压剪强度的相关关系式及相应的尺寸效应计算公式。研究表......
本文通过对传统的直剪试验方法存在缺陷的探讨，分析传统试验存在缺陷的原因，从而得出直剪试验改进的简单方法，为地质工作中科学、合理......
探讨了用神经网络模型来预测组合梁中栓钉连接件剪强度的可行性。应用神经网络的ＢＰ模型，选择混凝土的抗压强度和弹性模量，栓钉的极限抗......
介绍了炭布增强硼酚醛烧蚀材料（２Ｄ Ｃ／ＦＢ）的制备，研究了工艺对复合材料力学性能和烧蚀性能的影响。结果表明，硼酚醛ＦＢ树脂９００℃残炭率高达７０％，高于普通......
针对淮南地区发电厂大量存放的粉煤灰,采用粉喷桩进行地基加固处理。对固化粉煤灰试件进行试验研究,分析了不同配比、龄期、固化剂......
建立了剪切时存在部分排水条件下土的抗剪强度与总应力强度指标理论式，分析了部分排水时土的抗剪强度确定与模拟问题。......
采用桁架－拱模型，利用平衡条件，协调条件和砼软化应力，应变关系以及钢筋的应力－应变关系，对钢筋砼框架短柱剪强度进行了分析，并利用该方法......
回顾了Ｂｉｓｈｐｏ和Ｆｒｅｄｌｕｎｄ提出的两种用吸力计算吸附强度的理论公式，提出了非饱和土抗剪强度是由以下三部分组成：（１）真凝聚力ｃ；（２）外力产生的摩擦强度ｔｇψ；（３）吸力所......
