查询词典 compressive stress

Through synthetical analysis of solutions of focal mechanism and the study of crustal deformation observation data, the recent stress field of hypocenters in Fujian and its coastal area has been obtained, which is considered to links up the stress field in Taiwan and Taiwan Strait, and the dominant direction of axis of principal compressive stress is NW-SE.

综合地震震源机制解和地壳形变观测资料的研究，求得福建及其沿海地区现代震源应力场，认为这与台湾地区、台湾海峡应力场相互衔接，主压应力轴优势方位为NW-SE向，力轴仰角较小，应力场近于水平挤压，形变场反映近期福建沿海亦受北两方向，接近与海岸垂直的挤压力。

Analysis of the strain field discovers that the principal compressive and the principal tensile strain rates in the epicenter area are -30.840×10-9/a and 13.956×10-9/a respectively before earthquake, and the principal compressive strain axis is in a direction of N105.4°E which is consistent with the average direction at N107.5°E of the principal compressive stress axis from focal mechanism result.

应变场分析发现，震前震中区的主压与主张应变率分别为-30.840×10-9/a与13.956×10-9/a，主压应变轴N105.4°E与震源机制解得到的主压应力轴的方向N103°E一致。

In Late Jurassic period (159-135Ma), when the orientation of maximum principal compressive stress was NW direction, the Wuzhangshan granite intruded to upward, accompanied the formation of NW trending Sanrenchang and Huangshuian breccia pipe belts; In the Early Cretaceous period (135-120Ma), when the orientation of maximum principal compressive stress was NNW trending, the second stage of Huashan granite intruded to upward, accompanied the formation of NW trending Qiyugou breccia pipe belts; In 120-105 Ma, when the orientation of maximum principal compressive stress changed to NE direction, the gold-bearing quartz veins and gold orebodies in breccia pipes were formed along the NE trending fractures; In the Middle Cretaceous period (105-85 Ma), when the orientation of maximum principal compressive stress was NEE, the NEE trending Leimengou granite porphyry intruded to upward, accompanied the formation of NEE trending Leimengou breccia pipe belts.

在晚侏罗世(159～135Ma)，构造应力场最大压应力方向为NW向，形成了NW走向的五丈山岩体以及NW向展布三人场、黄水庵两个角砾岩带；在白垩纪早期(135～120Ma)，最大压应力为NNW向，形成了花山岩体第二期上侵，并伴有NW向的祁雨沟角砾岩带；其后(120～100Ma)，构造应力场最大压应力方向变为NE向，形成了NE向含金石英脉及角砾岩体中金矿体；最后(100～80Ma)，形成了雷门沟花岗斑岩以及NEE向展布的雷门沟-杨河沟角砾岩带(区域构造应力场的最大主压应力方向为NEE向)。

Analysis whether this pressure sensors fluxsystem be applicable smaller then 1 cm, and whether the pipe geometricalappearance and flow status influence the flux detection system .and relate velocityof flow、compressive stress、pipe configuration、laminar flow and overfall、differenceof the pipe radius、and so on Use the related principle of the hydromechanics , deduce the method of presswith 2 points and 3 points to measure the flux detection, analyzed the possibility ofmake use of MEMS compressive stress transducer to survey flux detection.possibility and related influence factors from the theories.

对实现压差式测量中多点压力传感器设置间距提出了小于1cm的设想，并用有限元分析模型模拟分析了在压力传感器间距小于1cm条件下流量测量的性能，取得了有意义的实验数据，证明了实现这一设想的可行性。

The appropriate assembly temperature is related to mechanics properties of material and operating temperature, so reiterative computations are necessary to find an appropriate assembly temperature by the method that makes the maximal tensile stress smallest under conditions that the maximal compressive stress is less than the compressive yield point of material.

安装温度的选择与材料的力学性能及零件的工作温度紧密相关，因此选择合适的安装温度需要反复计算，其方法是在保证循环中的最大压缩应力小于材料压缩屈服点的条件下，使最大拉应力最小。

The results show that the tangential stress distribution is decided by pressure gradient, that is, the maximum tensile stress locates where maximum pressure gradient is, while the compressive stress locates where pressure gradients change their direction.

结果显示，轴瓦周向应力分布取决于油膜压力的梯度，最大拉应力位于压力梯度最大处，而周向压应力的峰值则位于压力梯度方向改变处。

When the annealing temperayure was 400℃, the stress of film was from tensile stress to compressive stress.

研究发现，在空气中退火温度到400℃时，薄膜的应力由拉应力转变为压应力，600℃时，ZnO薄膜的半峰款最窄。

Because of the biceps and triceps' contract force and the reacting force of trochlea humeri, compressive stress was produced in the front of olecranon, while tensile stress in the back. The stress caused olecranon fracture. The place of most fracture lied between the tine and the middle, and most of fracture line was transverse or oblique.

由于肱二头肌、肱三头肌的收缩和肘关节反力的作用，尺骨鹰嘴关节侧产生压应力，背侧为张应力，导致尺骨鹰嘴发生骨折，骨折多发生在尖腰部，骨折线多呈横形或短斜形。

The results show that the concentration of displacement and stress in surrounding rock intensifies with the increase of excavation steps. The maximum compression and tension stress reach 54 MPa and 3.9 MPa, which are close to the peak strength of surrounding rock. When the tailings are backfilled, the magnitude of floor heaves reduces about by 5 mm, and the maximum compressive stress drops to 32 MPa. Distribution of both stress and displacement fields are improved and the stability of stopes can be ensured during the mining process.

研究结果表明：随着开挖逐步推进，围岩位移不断增大，应力集中现象明显，最大压应力达54 MPa，最大拉应力达3.9 MPa，接近围岩的极限强度；在尾砂回填后，底鼓量下降5 mm，最大压应力降至32 MPa，表明应力场和位移场均得到改善，能确保回采期间采场的稳定。

The results show that the ranges of secondary stress distribution have differences corresponding to different wall rock conditions of mining tunnel; but the principal stress distribution transits from compressive stress centralized in mining tunnel sidewall to tensile stress centralized in mining tunnel vault and floor.

研究结果表明，围岩条件不同的采矿巷道其二次应力分布影响范围有所差异，但围岩主应力总体上表现为由巷道边墙中下部位的压应力集中带逐步过渡到拱顶、底板一定范围内的拉应力集中带。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。