虽然不能具体定义屈服点，但是必须确定下来。
当应力达到屈服点，应变会急剧增大而应力保持不变。
When the stress reaches the yield point, a large increase in strain occurs with no increase in stress.
业已观察到下屈服点比上屈服点易产生更大的散布度。
It was observed that the lower yield point was subject to a greater degree of scatter than that of the upper yield point.
屈服点是弹性变形区域到塑性变形区域之间曲线的过渡点。
The yield point represents the dividing line or transition from the elastic to the plastic region of the curve.
研究了低屈服点钢板的耗能特性，并提出了优化设计方法。
The paper studied the energy absorption performance of LYPS plates, and proposed optimal design method.
屈服点是弹性变形区域到塑性变形区域之间曲线的过渡点。
Shape Optimization of Transition Curve of Shoudle of Step-Shaped Shaft and Its Experimental Research;
必须强调的是，没有明显的屈服点并不意味材料有较低的韧性。
It must be emphasized that the absence of a definite yield point does not in itself imply that the material has a low ductility.
由于转子材料屈服点较低，在额定转速时，局部会出现塑性形变。
Because of the lower yield point of rotor material, the local plastic deformations are found during operation at rate speed.
喷丸影响层不同部位的显微硬度与条件屈服点之比约为3.37；
The ratios of microhardness to proof stress are all about 3.37 in different depths of the affected layer.
常用的光弹性模型和方法能够指明原型材料的屈服点是否将被超过。
The conventional photoelastic modes and procedures suffice to indicate whether or not the yield point of the material of the prototype will be exceeded.
如该设计基于应变硬化性能，设计应力通常在HAZ实际屈服点以上。
If the design is based on the strain hardened properties, the allowable design stress will usually be above the actual yield point of the HAZ.
本文通过试验研究和理论分析探讨极低屈服点软钢阻尼器的减震效果。
An experimental and theoretical study of the earthquake mitigation effect of hysteretic dampers using ultra low yield point steel was presented in this paper.
气体压力试验时的应力值，不得超过试验温度下材料屈服点的80%。
The value of stress under air pressure test shall not exceed 80% of the yield point of the material in test temperature;
液体压力试验时的应力值，不得超过试验温度下材料屈服点的90%；
The value of stress under hydraulic pressure test shall not exceed 90% of the yield point of the material in test temperature;
就屈服值区分了两种取值方法，并确定出两类屈服点和两类屈服曲线。
According to yield-strength, the two different arriving approaches were distinguished, and two different kinds of yield-point and yield-curve were determined.
超过屈服点之后，材料会继续变形，但是因为材料开始屈服，应力会减小。
Beyond the yield point, the material will continue to deform, but with less stress than before, because the material has begun to yield.
当材料不显示屈服点时，在进行设计计算中，往往使用所谓弹性极限这一数值。
When the material does not display a yield point, a quantity known as the proof stress is used when making design calculations.
焊缝收缩诱发的局部应变时常达到屈服点应变的数倍，比荷载引起的应变大得多；
Weld shrinkage-induced local strain to yield point strain often several times, than the strain due to the load is much larger;
本文初步研究了纯钛拉伸过程中出现的屈服点现象，从理论上分析其现象与孪生关系。
A preliminary study was carried out on the yielding phenomenon of pure titanium in tension process. The theoretical analysis shows that the phenomenon is related to twinning.
钢中的铈碳化物对钢的韧性和塑性都有改善作用，对钢的屈服点没有发现显著的影响。
The cerium carbide can obviously improve the plasticity and toughness of steels, but do not make noticeable effects on the yield strength of steels.
高强板又称高强度板，低合金高强板，高强度焊接板。主要特点是强度大，屈服点高。
High strength plate also known as high strength plate, low alloy high strength plate, high strength welding plate. It is characterized by high strength and high yield point.
对存在屈服点不明显问题的热轧带肋钢筋的化学成分和组织进行了分析，提出了改进措施。
The chemical components and microstructure are analyzed for the hot-rolled reinforced bar, of which the yield point is not so clear, some measures proposed.
结果表明 ：其应力—应变曲线表现出屈服点低、连续屈服、没有明显的屈服点等特性 ；
The stress strain curves displayed the characteristics of low yield point, continuous yield and no obvious yield point.
文中还提出了影响螺栓连接可靠性的主要因素以及提高屈服点拧紧法可靠度的条件与使用范围。
The main factors effecting on reliability of bolted joints, the conditions of increasing the reliability of tightening method up to the yield point, and the sc...
为了不发生屈服点延伸，合金中的锰当量必须超过1.61%，马氏体体积分数的门槛值为7%。
In order to prevent the yield-point elongation occurring the manganese equivalence in alloy must exceeds 1.61%, and the threshold value of Martensite volume fraction is 7%.
屈服点是在应变有可观增加，应力没有增加的应力极限，在这个极限下，如果应变继续增加，应力就也会增加。
The yield point is the stress at which there is an appreciable increase in strain with no increase in stress, with the limitation that, if straining is continued, the stress will again increase.
此外又在试验基础上进行了理论研究，根据试验数据整理出木构架的荷载位移滞回曲线，找出了木构架的近似屈服点；
Theoretical research based on the quasi-static test, organized loading-displacement hysteretic curves, found out timber frame's approximate yield point;
此外又在试验基础上进行了理论研究，根据试验数据整理出木构架的荷载位移滞回曲线，找出了木构架的近似屈服点；
Theoretical research based on the quasi-static test, organized loading-displacement hysteretic curves, found out timber frame's approximate yield point;
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