屈服的

The yield strength of the line pipe is the key factor for strength design of pipelines, but the deviation of the test result of yield strength by the most universal normative round bar specimen and flattened strip specimen cannot be ignored in high strength line pipes, which does give more bewilderedness to the inspection and evaluation of line pipe.

管线钢管的屈服强度是管线强度设计的基本参数，但是最常用的标准圆棒试样和板状试样测试钢管横向屈服强度的结果存在明显差异，并且差异随钢级的提高而增大，给实际的生产检验和评价带来困惑。

This paper makes the optimum autofrettage analysis of thick-walled cylinder of the material with different yield strength in tension and compression base on the Mohr's yield criterion.

本文运用莫尔屈服准则对承受内压的拉压屈服强度不同材料的厚壁圆筒进行了自增强分析，得到了依赖于材料拉压比的厚壁圆筒的最佳弹塑性界面半径、最佳自增强内压。

The autofrettage analysis of high-pressure vessel of linear strength material with different yield strength in tension and compression based on the Mohr's yield criterion is dealt with.

运用莫尔屈服准则，对承受内压的拉压屈服强度不同的线性强化材料高压容器进行了自增强分析，得到了依赖于材料拉压比和强化模量的筒壁弹性区与塑性区中的应力、残余应力及合成应力的分布。

The comparison shows that the presented algorithms are capable of the numerically implementing of complicated constitutive model; and the modified ALPHA model, which overcomes the deficiencies of modified Cam-Clay model, such as predicting higher peak strength for over consolidated clay and assuming elastic deformation inside the initial yield surface, can depict the nonlinear and nonrecoverable deformation before yielding. Through varying model parameters, more complicated deformation behaviors can be simulated by the modified model.

改进的本构模型克服了修正剑桥模型预测的超固结土峰值强度过高、初始屈服面内假定为弹性变形等缺点，能够较好地描述土体初始屈服面内的的非线性和不可恢复性变形特征；通过变化模型参数，可模拟变形特性较为复杂的土体。

This is necessary to make current design methods, which were developed for shap yielding steels with a yield plateau, applicable to such higher strength steels.

这是将现行的设计方法应用于这类高强度钢筋时所必须遵守的。现行的设计方法是按钢材突然屈服，而且有屈服平台的情况而制定的。

Results of the computation under the same welding temperature field show that the longitudinal residual stresses in the weld are as high as the yield strength of the plate in the strength and TEC evenmatched joints, lower than the yield strength of the plate in the strength evenmatched and TEC undermatched joints. It also has something to do with the strain hardening exponent of the weld metal in the strength evenmatched and TEC overmatched joints.

计算结果表明：等强等胀匹配的焊缝区纵向残余拉应力水平高达母材的屈服强度，等强低胀匹配的焊缝区纵向残余应力水平低于母材屈服强度，等强高胀匹配的焊缝区纵向残余应力水平还与焊缝应变硬化指数有关。

Finally, the forming and localization course of shear band of tungsten alloy material have been analyzed. The influence of thermodynamics parameter of density, static yield stress, specific heat coefficient and heat conducted coefficient on shear-localized of tungsten alloy has been contrastively and individually analyzed through changing magnitude of each parameter. The result has shown that static yield stress and specific heat coefficient have bigger influence on the shear-localized of tungsten alloy.

最后对钨合金材料中的剪切带的形成和局部化过程进行了分析，并且在分别改变密度、静态屈服应力、比热容及热导率等热力学参数下，对比分析了它们对钨合金剪切局部化的影响程度，结果表明改变静态屈服应力和比热容对钨合金剪切局部化的影响较大。

With good punch forming property,such as low yield point,high work hardening rate and continuous yielding behaviour,DP steel has being the main steel used in the automobiles of light quality and more security in the future.

黄群飞，何燕霖，李麟，高性能双相钢的研究进展双相钢以其低屈服点、高的加工硬化率，以及连续屈服行为等优良的冲压成型性能，已成为未来发展轻质量高安全性汽车的主要材料。

The so-called plasticity seal, the seal is the sealing surface pressure is equal Sealing than the soft material yield limit, so that Pressure sealing globe valve joint surface in close contact, use the plastic deformation of soft materials, blockage hardware uneven surface, giving rise to approximate the ideal plane, and produce equivalent soft material yield limit of the reaction and remain sealed.

所谓塑性法密封，就是密封面的密封比压等于密封副软材料的屈服极限，使结合面紧密接触，利用软材料的塑变而堵塞硬件表面的不平处，形成近似理想平面，并产生等于软材料屈服极限的反力而保持密封。

The range of The weighted coefficient b can be abtained and Mises yielding criterion can be linearly replaced by it.

建立了加权三剪应力屈服准则，导出了根据σs/τs 的比值选择权系数b的关系式，以及能够线性代替Mises屈服准则的加权系数的取值范围。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。