本文对M27和M24两种直径高强度螺栓进行了复合应力系数测定和预拉力损失试验。
The composite stress factor and pre-tensile force loss of the two diameter high strength bolts of M27 and M24 are experimentally determined in the paper.
试验结果表明，在循环荷载作用下复合地基同样存在临界循环应力比，其值大于单纯饱和软基的临界循环应力比，而且受水泥掺入比的影响不显著。
It is shown that the critical cyclic stress ratio of cement-soil pile composite foundation is bigger than that of saturated soft foundation and is not affected by cement mixing ratio basically.
试验结果表明预应力锚索复合土钉支护结构具有开挖效应、时间效应、空间效应、降雨滞后效应；
The test reveals the excavation effect, time effect, three-dimensional effect and rainfall lagging effect of the prestressed anchor rope composite soil nailing.
本文用有限元方法建立复合式悬架车桥的计算模型，经试验验证后，用于车桥横梁的应力分析。
In this paper, FEM is used to establish the calculating model of beam axle of compound suspension. After verification by experiment, the model is employed for stress analysis of beam axle.
以碳纤维增强聚四氟乙烯（CF/PTFE）复合材料弯曲强度试验结果作为依据，开展CF/PTFE复合材料界面应力的研究工作。
The flexural strength of carbon fiber reinforced Polytetrafluoroethylene(CF/PTFE) composite increases with the increase of carbon fiber content both in modified and unmodified CF/PTFE composite.
碎石桩；复合地基；静载荷试验；桩土应力比。
通过对某铁路专用线粉喷桩复合地基承载特性的测试试验，分析了桩、土应力的变化规律。
Through research and test on the composite foundation bearing capacity of cement soil pile used in the railway line, the regulation of piles and soil is analyzed.
监测了角度偏移、受压复合绝缘子的应力及水平荷载和垂直荷载，并在多次试验后对受压绝缘子进行了机械破坏负荷试验。
The Angle deflection, buckling stress of insulator, horizontal load and vertical load were recorded. The mechanical failing load test was performed on buckling insulator.
计算结果和试验结果吻合得较好，为后续的CFL/EP复合材料湿热残余应力的分析打下了初步基础。
Therefore, the residual stress in the CFL/EP composite can be studied on the basis of the above results.
试验中复合加固方案的CFRP布上的最大应力值比直接粘贴CFRP布的大2~4倍，很好地发挥了CFRP布的高强作用；
The maximum stress of CFRP on which reinforcement compound solutions is 2-4 times bigger than that of direct pasting and the high-strength effect of CFRP is used very well.
通过试验测量其壳体应力、层间间隙、衬里环向应变来评价复合效果。
The effect of the compound figuration is then evaluated by measuring the shell stress, the layer gap and the lining circumferential strain during the hydraulic bulge.
在高低周复合疲劳研究中采用了正交试验设计的方法，并以此为基础综合研究了低周应力、高低周应力比、高周循环次数和高周循环频率对复合疲劳寿命的影响及其机理。
Based on the orthogonal test design, this paper studied the effect of low cycle stress, high-low cycle stress ratio , high cycle number and high cycle frequency on complex fatigue life.
以呼和浩特绕城高速公路碎石桩复合地基为工程依托，通过静载荷试验，对碎石桩复合地基的桩土应力比进行现场测试。
Relied on the project of the gravel pile composite foundation in Huhhot rounding highway, the pile-soil stress ratio was tested by static load test in the field.
在分析带帽刚性桩复合地基试验成果的基础上，提出复合桩土应力比的概念，以合理反映带帽桩复合地基的力学性状。
The conception of stress ratio of composite pile-soil was put forward on the basis of test data of composite foundation of rigid pile with cap to describe its mechanical behavior.
通过两组试验得到了素混凝土桩复合地基桩土应力分布的一些规律。
The application of composite foundation of plain concrete pile in chemical equipment reformation;
通过两组试验得到了素混凝土桩复合地基桩土应力分布的一些规律。
The application of composite foundation of plain concrete pile in chemical equipment reformation;
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