Both-faces stress: the stress exists in different directions in one plane of the component is called Both-faces stress, which is also called double-faces stress. 双面应力:应力存在于构件中一个平面内的不同方向上,也称双向应力。
Understand that fear is a component of stress, the complex fight-or-flight response ingrained in us since the cave days. 要明白恐惧是压力的一个组成部分,它是一种与穴居时代俱来的“要么对抗,要么逃跑”的复杂反应。
This paper deals with the relation between the disc component life and the circular stress on its fringe, and the optimal parameter of disc component is obtained. 本文研究了炉用圆盘构件与其外缘周向应力的关系;提出了相对优化炉用圆盘构件的结构参数。
Through the simulation of one way and two way conditions, the key component's stress of cable-stayed bridge girders and dynamic response of middle span section was respectively analyzed. 通过对车辆单向运行及双向汇车运行两种工况的仿真,分析了斜拉桥组合梁桥面关键部位桁架节点受力状态,得出了主、边跨中桥面节段的动力响应特性。
Research conclusions: Both irrational components outline and reinforcement design lead to increase in tension of ( structural) component and maximum stress seat just as the crack site of real component. 研究结论:不合理的构件轮廓与钢筋设计,将导致构件拉应力增大,而且最大值部位恰好是现场构件开裂部位。
The injection moulding products with different component ratios of ZrO 2 ceramic powder to stainless steel powder have been prepared. The component, residual stress, fractured surface and TEM of this metal/ ceramic material have been analysed. 用粉末注射成型的方法制备了不同成分配比的ZrO2陶瓷粉末与不锈钢粉末注射成型制品,对这种金属陶瓷材料进行了成分分析、残余应力分析及断口分析,同时进行了TEM分析。
Zero Voltage Switching Full-Bridge Converter Design Decreases Component Voltage Stress 零电压开关全桥转换器设计降低元器件电压应力
CONCLUSION: RTP has remarkable protective effects on WRS induced gastric ulcer in rats, which suggests that the effective component of rhubarb on stress induced by gastric injury is perhaps RTP. 结论RTP对水浸束缚应激引起的大鼠应激性胃溃疡有明显的保护作用,可能是大黄治疗应激性胃溃疡的有效成分之一。
Influence on the natural frequency of component with residual stress 残余应力对构件固有频率影响的讨论
In this paper, the non-singular uniform transverse component of crack tip stress field, the parameter of stress biaxiality T, was calculated by the boundary-collocation method. 本文作者应用边界配置法计算了三点弯曲试样裂纹尖端应力场无奇异性的均匀横向分量,即应力双轴参数T.指出当三弯试样α/W<0.2时,T值很大。
Azimuths of the horizontal component of compressive stress P-axes likely lie between 20 ° and 40 °, forming a nearly NE-directed stress field in the wide region west of the North-South Seismic Belt. 在青藏高原周缘地区和中国西部的大范围内,压应力P轴水平分量方位位于20~40°,形成了近NE方向的挤压应力场。
The collar rim, the element of the lunar rover plays an important role as component of bearing stress in the process of moon exploration. 轮圈作为月球车车轮的重要承力构件,在月球车的研制中起到非常重要的作用。
It is hard for CFRC to directly sense the load of vehicles, and the special component which can enhance the stress by changing the pressed area. 考虑到碳纤维水泥试件很难直接感应到车辆的荷载,提出了改变受力面积来增大碳纤维水泥试件所受压力的特殊构件。
Function Fitting Method of Temperature Component in Stress Deterministic Model 求解应力确定性模型温度分量的函数拟合法
Numerical analysis of component and thermal stress redistribution in β-ti/ tic FGM by thermomigration β-Ti/TiC梯度材料在热扩散时成分和热应力再分布的数值分析
It is proved that stress component of skew section about three dimensional stress state is corresponding to shaded parts of three dimensional stress circle, and the method of drawing stress component of three dimensional stress state skew section with graphic method is researched. 证明了三向应力状态斜截面上应力分量与三向应力圆阴影部分相对应,研究了用图解法画出三向应力状态斜截面上应力分量的方法。
The relative error calculation to accurate explain against approximate explain of two kinds of component's positive stress 两种构件正应力近似解与精确解相对误差的计算
From this approximate solution the shearing component of the Reynolds stress is found to be directly proportional to the gradient of mean velocity. 从这样的近似解得出的Reynolds剪应力是和平均流速的坐标梯度成正此。
The New Criteria of Elastic and Fatigue Failure in the Component of Complex Stress States 复杂应力构件弹性失效疲劳失效新判据&动态静态八面体应力强度理论
The fatigue test of specimens with complicated stress field and its analysis show that the intensity of stress field method can be used for correct judgement for the dangerous part of component with complicated stress field and for the estimation of its fatigue life with appropriate accuracy. 用具有复杂应力场的试件的疲劳试验及其分析说明应力场强法可以用来较准确地判断复杂应力场构件上的疲劳危险区,并在估计寿命上有较好的精度。
Analyses of component distribution in stress applying part by electron probe and the calculation of birefringence 保偏光纤应力元成分分布的电子探针分析及双折射的模拟计算
The effect of structure and component on thermal stress during fabricating process of three-layer W-Cu gradient materials is analyzed by FEM. 采用数值模拟的方法,分析了三层梯度结构W-Cu材料各层成分与厚度对制备过程中所产生的热应力的影响;
Ray stress meter is an important method studying mine pressure, As a kind of surrounding rock stress exchange component, it can display stress stripe. But How to determine surrounding rock stress from stress stripe is not solved thoroughly. 光应力计是研究矿山压力问题的一种重要手段,它作为围岩应力的转化元件能显示出应力条纹,但是,由应力条纹如何定量确定围岩应力的问题尚未得到妥善解决。
Based on the technology of Visual Basic, I-DEAS and SQL, the databases are founded and a set of interactive software is set up for auto-weapon component stress analysis. 利用VISUALBASIC语言、IDEAS软件和SQL数据库技术,建立了相应的数据库并开发了交互式自动武器构件应力分析应用程序库;
LIFE COUNT OF COMPONENT PART OF STOCHASTIC STRESS Design of Taping Electronic Component Count Apparatus 随机应力构件的寿命估算编带电子元器件点数仪的设计
By using of component count method and component stress analysis method, failure rate of every part is calculated. 采用元器件计数法和元器件应力分析法,得出了模块级的失效率。
In order to simulate actual problems in most of the works, the author carry out fatigue rotating bending test to establish he relationship of component fatigue life and the stress on regional magnetic memory signal changes which has a practical significance. 为了模拟大多数的工程实际问题,进行旋转弯曲疲劳试验,建立构件疲劳寿命与应力集中区域磁记忆信号变化的对应关系具有一定的实际意义。
A scalar damage parameter is used in the damage mechanics-based creep model. A formulation for damage equivalent stress for material with cubic symmetry is performed to relate the multi-axial state of stress in the component to the one-dimensional stress in the damage mechanics formulation and experimental data. 使用立方对称材料的损伤等效应力表达式,将叶片模型中的多轴应力与损伤力学理论和实验数据中的一维应力关联起来。
This ensure to improve the service life of structural parts under the action of stresses ( component assembly stress and residual stress, etc.) and corrosive environment. 这样保证了结构件在有应力(构件装配应力和自身的残余应力等)和腐蚀环境共同作用下使用寿命提高。
Loading spectrum of component reflects the stress or strain of component suffered, and the system loading spectrum reflects the system load that changes in the course of time, the nature of load is mainly determined by the characteristics of system. 零部件载荷谱反映的是零部件随时间变化所受的应力或应变,而系统载荷谱反映的是系统内载荷随时间变化的历程,其载荷性质主要决定于系统的工作特性。