principal stress是什么意思

网络释义

用法例句

Study on simplified identification method to determine relationship between principal stresses and principal planes in plane stress state;

主应力与主方向角对应关系的简捷判别方法

Application of stress-index method to principal stress and ultimate stress design for arch dams;

应力指数法在拱坝主应力满应力设计中的应用

It is very difficult to determine the directions of the principal stresses or strains in plane problem for teaching material mechanics and engineering application.

平面应力和平面应变状态下主应力和主应变方向的确定,无论是在工程应用还是在材料力学教学中都是非常重要的难点。

Residual stresses of three directions are measured by XRD,and the counting formula of the main stress is built.

用X射线应力测定仪进行了三个方向残余应力的测量,建立了主应力计算公式,分析其形成机制与分布特性。

The earth stress and the maximum main stress direction in Baolang oilfield are calculated and analyzed.

运用声发射凯塞尔效应法,对宝中、宝北三口井4组岩样的地应力进行了测试,并对宝浪油田地应力大小以及最大主应力方向进行了计算和分析。

This experiment based on the four concentration forces exposed the relation of main stress and strain.

利用二次曝光法，在外力作用下对以（１００）面单晶硅为样品所构造的四点简支梁模型的应变进行了测量，并分析了样品的主应力，从而得出该样品的一个弹性常数，对反应应力与应变关系的弹性矩阵示性曲面进行了初步探索。

Through data processing,the principle stress of each unit and the point on vertical and horizontal lines is drawn.

对两端固定斜接弯头管四种受载工况进行了力学分析并用有限无法进行了全面的应力计算，通过数据处理找到各单元主应力及最大主应力点，同时绘出该点在纵向线及横向线的应力分布，可供工程配管设计参考。

Research purposes: For controlling the appearance of web inclined crack in large span box girder bridge,the paper researched on two influence factor of web’s principle stress,which involved the construction form of vertical prestressed reinforcement and web thickness change in different fashion.

研究目的:为控制大跨度箱梁桥腹板斜裂缝的出现,对腹板主应力的两项影响因素,竖向预应力筋的构造形式和腹板厚度变化方式进行了研究。

To avoid the web inclined crack in large span prestressed box girder bridge,the paper discusses the three influence factors of web s principle stress.

为预防大跨度预应力混凝土箱梁桥腹板斜裂缝的出现,从影响腹板主应力的3个方面:纵向预应力钢筋布置方式、竖向预应力筋的构造形式和腹板厚度的变化方式,进行了研究和探讨。

Taking forward extruding as an example,this paper infers a theoretical calculation formula for unit extruding force with primary stress algorithm in the plastic deformation.

以正挤压为例 ,利用塑性变形问题的主应力解法 ,推导了单位挤压力的理论计算公式。

This paper concerns with a new method for determining primary stress direction.

　探讨了确定主应力方向的一种新方法,该方法运用高等数学的极值理论确定主应力方向。

Effect of principal stress ratio in plane strain condition on void damage evolution;

平面应变下的主应力比对微孔洞损伤演化行为的影响

The tangent Poisson’s ratio of soil increases when the principal stress ratio increases.

通过基于局部变形测量的三轴试验,分析了泊松比的变化规律:在相同的成样方法和控制密度条件下,同一种材料的颗粒排列组合结构基本类似,在不同围压条件下的试样变形规律基本保持一致;随主应力比的增加,切线泊松比也随之增加,建立泊松比与主应力比之间的关系更符合泊松比取值规律。

The formula of tube expanding force is deduced using the slab method.

采用主应力法推导圆管扩径时扩径力的解析式。

material thickness variety and material work-hardening,which should not be omitted during the course of deformation processes,a new formula and its concrete expression of expanding pressure calculation P=f(K、n、μ、α、r、r_0、k_e、t_0、t=f(t_0、r_0、R)) is set up by utilizing slab method that belongs to one of the theoretic methods solving the proble.

依据扩口变形区材料的应力应变特点,考虑变形过程中材料厚度变化及加工硬化两个不应该被忽略的具有本质特征的影响因素,利用金属塑性成形问题求解的理论方法中的主应力法,推导和提出了冲压加工基本工序之一的扩口工序之扩口力计算的一个新公式P=f(K、n、μ、α、r、r0、ke、t0、t=f(t0、r0、R))及具体表达式。

the influence of intermediate stress

中间主应力影响系数

Shortcut of Determining the Direction of the Largest Main Stress under the Status of Plane Stress;

平面应力状态下判定最大主应力方向的捷径

Intuitive Judgment of Maximum Principal Stress′s Direction of Plane Stree Statements;

平面应力状态最大主应力方向的直观判定

Further Discussion for Explorations Confirming Method of Principl Stress Direction under the Plane Stress Condition;

平面应力状态主应力方向确定方法再探

Two Easy Ways To Determine the Directions of the Principal Stresses In A Plane Stress State;

二向应力状态主应力方向判别的两种简易方法

Effects of intermediate principal stress parameter on deformation behavior of sands under cyclic rotation of principal stress axes

中主应力系数对应力主轴循环旋转条件下砂土变形特性的影响

The calculation principle of earth pressure using principal stress arching is proposed.

给出了用主应力拱应力分析计算土压力的基本原理。

Thus the directions that emerge for extremizing the normal stress are the directions corresponding to the principal stresses.

因此，产生最大正应力的方向就是相应于主应力的方向。

Experimental Study on Effect of Variation of Principal Stress Orientation on Intact Soft Clay

主应力轴旋转情况下原状软粘土应力应变试验研究

Experimental study of stress-strain properties of intact soft clay considering the change of principal stress direction

考虑主应力方向变化的原状软黏土应力应变性状试验研究

The Study of the Transverse Stress Distribution for the Beam of Prestressed-concrete Cable-stayed Bridges;

预应力混凝土斜拉桥主梁横向应力分布研究

Liberalism should be found not striving to spread bureaucracy but striving to set bounds to it.

自由开放主义不应该奋力扩大官僚主义，而是应对它加以大力限制。

He was emphatic that nuclear arms should be banned.

他极力主张应禁止核子武器。

The shear stress in interver tebral disc mainly distributed in fibrous rings.

②椎间盘的剪切应力主要分布在纤维环。

An employer should appraise the ability of his men.

雇主应该鉴定员工的能力。

Every language learner should have complete autonomy.

任何学语言的人应具备高度自主能力。

Agent-based Labor Market Models with Applications;

基于主体的劳动力市场模型及其应用

To Evaluate the Teachers Capability with the Principal Ingredient Analysis Method;

主成分分析在教师能力评估中的应用