震前主应力轴的旋转。
主应力轴正向旋转较逆向旋转产生的孔压小；
The pore water pressure under positive rotation of principal stress axes is smaller than that under inverse rotation.
以此为基础，结合空心圆柱仪的加载特点，给出了室内模拟主应力轴旋转的加载方法。
On the base of loading properties of hollow cylinder apparatus, loading method to simulating the principal stress axes rotation in laboratory tests is given.
每条断层的位移速率、总位移量以及失稳事件数与断层方向和主压应力轴的夹角有关。
Slip rate, net slip and the Numbers of unstable events depend on the orientation of the fault with respect to the principal stress axes.
考虑主应力轴偏转角循环加载的饱和软黏土显式模型可更为有效地预测路基长期沉降。
The explicit model is validated based on undrained cyclic test data. It will be more effective to calculate the long-term settlement of subgrade under traffic loading with the proposed explicit model.
结果表明，前震的一组节面比较集中且与主震断层面大体一致，其主压应力轴也表现出相对的集中。
The results show that the group of nodal planes of pre shocks puts together comparably and identical with the fault of main shock, so do their P axes.
给出荷载移动线正下方和荷载移动线外土单元应力的时程曲线、应力路径、主应力轴方向变化曲线。
The time-history curve of stress, stress path and curves of the principal stress axes rotation of soil element under and beside the load moving line are presented.
本文分析了东南沿海地区70个震源机制结果，得到本区现代构造应力场的主压应力轴具有扇形分布的特征。
The analysis of focal mechanism for 70 events in the SB coastal China indicates that the principal compression axes of the recent stress field is characterized by a fan-shaped distribution.
首先进行强度和稳定性计算，主要进行了筒体、端盖的壁厚计算、水压试验应力校核以及叶轮、轴的强度校核。
First of all, for strength and stability, mainly a cylinder, cover the wall, the water pressure check and impeller stress test, the axis of strength checking.
有限元计算表明，网格墙在轴力和水平力作用下的正应力分布与实体墙总体上一致；
The finite element analysis showed that the normal stress distribution of the grillage wall was about the same as that of the solid wall.
单轴的应力状态跟棱柱杆承受单纯轴向拉伸十分近似。
The condition of uniaxial stress is closely approximated in prismatic bars subjected to pure axial tensile.
通过研究基坑的变形，锚杆的受力状态和轴力的分布规律，来分析预应力锚杆柔性支护的力学性能。
The mechanics of its performance are studied by researching the deformation of excavation, the force of anchor and the distribution of axial force.
中空轴轴颈裂纹是水泥磨的严重故障。中空轴轴颈裂纹产生的原因主要有：铸造缺陷，应力集中，焊接和热处理质量问题等。
Crack in neck of hollow shaft is a very serious malfunction, main cause of the crack include: foundry defect, centralized stress, quality problems of welding and heat treatment.
从弹塑性理论出发以圆截面轴为例对校正应力与残余变形进行了分析研究，提出了在给定弯曲误差下的校正载荷的计算公式。
The paper has studied straightening stress and residual deformation of circular shaft by using elastic - plastic theory, deueloped calculation formula of straightening loud in given deflection error.
研究了铺装层应力场分布，回归统计了随轴载作用次数增加，应力应变的变化规律。
The regression statistical method has been used to analyze the law of stress and strain as The Times under the function of axial load increases.
利用光学显微镜对不同应力路径三轴试验的土样进行孔隙大小及分布的对比研究。
The pore size and distribution of soil in the different stress path tests were studied by the optical microscope.
考虑伞衣中线上的子午向应力，得到了一个双轴应力模型。
The meridional stress in the gore centerline is considered, and a biaxial stress model is got.
选用具有典型细观结构特征的球墨铸铁材料进行试验，探讨这种金属材料在各种三轴应力状态下的细观损伤破坏。
Nodular cast iron specimens with typical mesostructure are tested to study the meso damage evolution and failure mechanism at different triaxial stress states.
研究掺聚醋酸乙烯水泥砂浆的轴拉和轴压应力—应变关系、抗弯性能以及长期粘结抗弯强度。
This paper delivered the relationships of uniaxial tensile and compressive stress with strain and bending properties, and felt-bending strength of cement mortar with polyvinyl acetate (PVAC).
此外，我们也在(110)方向的矽基板上作了相同的实验，并且讨论其在双轴的伸展应力下金氧半电容的平带电压的移动情况。
Moreover, we done the same experiment on the (110) orientation Si and discuss flat-band voltage shift of MOS capacitor under biaxial strain.
理论分析与实验结果表明，损伤变量与相当应变呈线性关系，并且其值受应力三轴变的显著影响。
The theoretical and experimental results show that the Damage variable is linear with equivalent strain and it is affected remarkably by the triaxiality stress ratio.
连续油管在工作时除受卷绕弯曲和拉伸载荷作用外，管内常受到内压作用，承受三轴应力。
When working, coiled tubing is loaded by bending, drawing and inside pressure, so that it would bear three dimension stress.
主动车轮轴是钢坯运输车的关键零部件，采用结构有限元分析软件ANSYS分析了该轴的应力和变形。
The driving wheel's axle is a key parts of the billet transport vehicle, so the axle's stress and deformation were analysed by the structure finite element analysis software ANSYS.
与此同时，如何建立脆性材料在双轴应力作用下的破坏准则一直是人们所追求的目标之一。
At the same time, how to establish the failure criterion of brittle materials in biaxial stress state is one of people's goal.
对6063铝合金试样在不同应力三轴度和不同应变率下进行拉伸试验，得到了该合金在这两种情况下的力学性能。
The specimens of 6063 aluminum alloy are tensioned under different stress triaxiality and different strain rates, the mechanical properties of 6063 aluminum alloy can be drawn.
对6063铝合金试样在不同应力三轴度和不同应变率下进行拉伸试验，得到了该合金在这两种情况下的力学性能。
The specimens of 6063 aluminum alloy are tensioned under different stress triaxiality and different strain rates, the mechanical properties of 6063 aluminum alloy can be drawn.
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