这个标准描述了获得流体静力设计应力(最大工作强度)的步骤，用于任何实际温度下的任何热塑塑料管道材料。
This standard describes the procedure for obtaining the Hydrostatic Design Stress (maximum working strength) for any thermoplastic pipe material at any practical temperature.
瓷套的应力、强度和各设计变量均可认为服从正态分布，在设计时作为正态分布变量处理。
The stress, strength and other design variables of porcelain sleeve can all be considered to obey normal distribution, and dealt as normally distributed variables during calculation.
应力指数法和疲劳强度减弱系数法是进行疲劳容器设计的重要方法。
Stress index method and fatigue strength weakened coefficient method are important methods for designing fatigue vessel.
本文在现行渐开线圆柱齿轮传动设计方法的基础上，将齿轮的强度、应力及有关参数当随机变量处理。
Based on the current design method of involute cylindric gear transmission, this paper treats the strength, stress and relevant parameters of the gear as random variables.
应力、强度干涉模型在机械的概率设计和可靠性预测中非常重要。
The paper stresses the importance of mechanical probability design and reliability forecast on stress and intensity interference model.
沿焊接网的锚固长度的焊接点强度必须足够对抗设计应力。
P the strength of the welded joints along the anchorage length of welded fabric shall be sufficient to resist the design forces.
研究这种结构的应力强度对于压力容器的设计具有重要意义。
It is important for the design of pressure vessels to study stress intensity of this type of structure.
研究结果表明，ANSYS程序裂纹尖端应力强度因子计算方法的计算精度可以满足工程设计和分析需要。
The results show that the accuracy for crack tip stress intensity factor using ANSYS software is enough for engineering designs and analysis.
基于模糊概率理论与可靠性设计原理，提出了一种应力为常量、强度为模糊量时的模糊可靠度计算方法。
According to the fuzzy probability theory and the reliability design principle, the method used for calculating the fuzzy reliability with fuzzy strength and constant stress was put forward.
本文对可靠性设计中应力—强度干涉模型的干涉面积就是失效概率的观点，提出商榷。
The viewpoint that the interference area of the stress - strength interference model in reliability design is the probability of failure is discussed in this paper.
采用有限元法对加氢反应器裙座支撑区进行有限元分析及优化设计，并对其危险截面作应力评定和强度校核。
The finite element method is applied to analysis and optimize the design of the hydrogenation reactor skirt support area, and stress of the risk section is assessed and strength is checked.
本文对螺旋压缩型弹簧的强度为模糊变量、应力为随机变量的情况，提出了模糊可靠的设计方法，并给出了计算实例。
This paper presents the fuzzy reliability design of the helical compression spring, on condition that a fuzzy variable strength and a random stress are given.
通过对推土机平衡梁和车架纵梁的工作应力测定与分析，掌握了推土机的强度设计方法，为编制载荷谱打下基础。
Through test and analysis of working stress on balance beam and lengthwise beam of dozer frame, a strength design method and the basis for compiling load spectrum are given in the paper.
针对此不足采用ANSYS概率设计方法，不仅考虑了应力和强度的变化，又考虑了失效的不同后果。
In view of this insufficiency, using the ANSYS probability design method can not only consider the stress and the intensity change, but also the different consequence after failure.
本文对外压锥形封头设计以及开孔接管处的应力强度等两个问题进行分析。
In this paper, two problems-the design of conical heads subjected to external pressure and stress intensity existing around opening are analyzed and discussed.
试验结果表明，桥面板试件的屈服应力小于材料的材料屈服强度，设计中应该加以考虑。
The results of the tests show that the yielding stress of the tested panel is less than the yielding strength of the material, which should be appropriately considered in the design.
应用第四强度理论，求解杆柱在扭矩和轴向力条件下的复合应力，设计抽油杆柱。
Rod strings are designed by computing compound stress with the fourth strength energy on the condition of torque and axial force.
运用应力分析理论进行了内压薄壁圆筒的强度设计。
According to the theory of stress analysis, the intensity design of the thin-skinned internal pressure cylinder is analyzed in this article.
结果表明，强度组配和残余应力对CTOD设计曲线具有明显的影响；
The results indicate that the shapes and positions of the CTOD design curve are greatly affected by the welding residual stress and the strength mis-matching.
本文介绍吊梁的结构设计与强度校核、无损检验、吊装过程应变测试及应力分析等方面的数据和结果。
Thls paper introduces data and result about structure design of the lifting beam, its strength check, nondestructive test, strain measuring and stress analysis.
并且给出了相应应力比下普通钢筋的疲劳设计强度建议值。
Then recommended values in fatigue strength design of ordinary steel bar are proposed.
此值被用来比较材料的强度，但是当设计计算时，要用一个安全系数，使工作应力低于比例限制。
This value is used to compare the strength of materials, but a safety factor is applied when making design calculations, to bring the working stress well below the limit of proportionality.
由于结构性、初始各向异性和复杂的应力路径的共同影响，往往使极限状态设计如何确定天然土体渐进破损的强度及参数变得复杂而困难。
The mutual effects of the structure, initial anisotropy and complex stress path make it complicated and difficult to determine the progressive destructive strength and parameters of natural soils.
由于整体硬质合金立铣刀形状结构复杂，传统的设计方法无法对刀具进行精确的强度、刚度及应力分析。
Because of complex structure, traditional designing methods can not be used to do intensity analysis, stiffness analysis and stress analysis precisely for solid carbide end mill.
应用可靠性理论中的强度—应力干涉模型，将可靠性方法运用于压力容器设计，指出了可靠性设计目标，阐述了设计的具体步骤。
Use the reliable theory intensity-stress interference model, utilizes the reliable method in the pressure vessel design, points out the reliability design goal, introduces the step of the design.
根据起重机钢丝绳失效主要是金属疲劳的原理，采用应力-强度干涉模型，对起重机钢丝绳进行了疲劳可靠性设计。
Since the main failure reason of the steel rope is the fatigue of the metal, the fatigue reliability design of the crane steel rope can be executed by means of stress-strength interference model.
最后，根据起重机车轮的工作应力和疲劳强度的概率分布，采用疲劳可靠性设计方法，对车轮进行了分析计算。
Lastly, using fatigue reliability design method, this paper analyses the crane wheel according to the probability distribution of its working stress and fatigue strength.
应力分析方法、材料强度理论、安全指标与设计准则是结构强度设计与计算理论的主要内容。
Stress analysis method, material strength theory, safety index and design criteria are main contents in strength design and computation of structures.
作为第四强度理论的近似计算，目前在套管柱强度设计中广泛应用双向应力椭圆理论。
The Bilateral Stress Elliptic(ellipse of plasticity) Theory is widely used in casing strength designing, as an approximate alternative to the four th strength theory.
作为第四强度理论的近似计算，目前在套管柱强度设计中广泛应用双向应力椭圆理论。
The Bilateral Stress Elliptic(ellipse of plasticity) Theory is widely used in casing strength designing, as an approximate alternative to the four th strength theory.
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