The results suggest the reason why males of other species die faster than females may be the stress and strain of competition, the authors said.
研究还揭示出，在其他物种中雄性比雌性早死的原因可能是竞争的压力过大。
It says you are 20 per cent more likely to die of a heart attack on a Monday due to the fall-out from weekend alcohol bingeing and the stress of returning to work.
由于周末酒精狂欢的影响和回到工作后的压力，据说因此一个人在周一死于心脏病的概率会增加20%。
Fluoropolymer processing AIDS can also be added in small amounts to reduce stress at the die exit.
也可以添加少量的氟聚合物加工助剂来减轻口模出口的应力。
If too much stress keeps excess cortisol circulating for too long, your immune cells become sluggish and eventually die, leaving you open to infection.
如果由于太多的压力而让过多皮质醇循环时间太长，那么你的免疫细胞们会行动迟钝、最终死亡，使你暴露在传染病之下。
Or you can use a larger die opening to reduce die-exit stress, and then draw the extrudate down to the desired size.
否则，你也可以使用一个较大的口模开口，以减少口模出口应力，然后把挤出物拉细到所需要的尺寸。
Higher die and melt temperatures are one way to reduce die-exit stress.
较高的口模和熔体温度是减少口模出口应力的一种方法。
Solutions are either to reduce die-exit stress or to reduce the tendency for components to separate from the melt.
解决方法要么是减少口模出口应力，要么是减少组分从熔体中分离的倾向。
The stress analysis of compound female die is a very complicated problem. Its accurate analysis is the key to solve die longevity.
组合凹模的应力分析是一个非常复杂的问题，对其进行精确分析是解决模具寿命的关键。
Continuous extrusion technology and its die structure have been determined via stress analysis in extrusion forming and characteristics of material itself, with satisfactory effect in practical use.
通过挤压成形的应力分析，确定了连续挤压工艺及其挤压模结构，在实际应用中取得了令人满意的效果。
Variation of striper force and clearance between punch and die plate with respect to shear plane and die stress were analyzed.
分析了不同压边力和凸凹模间隙对精冲断面质量和模具应力的影响关系。
More effective is application of metallic coatings that incorporate fluoropolymers to the inside of the die to reduce stress at the die exit.
更有效的方法是将加有氟聚合物的金属涂层施予口模内部，以减少口模出口的应力。
The stress analysis of combined die is a very complicated problem, and the exact analysis on it is a key to solve the mould life.
组合凹模的应力分析是一个非常复杂的问题，对其进行精确分析是解决模具寿命的关键。
By the test of numeric simulation, under various exit velocities the changed rules of stress, temperature and land size about the die are analyzed in this paper.
本文利用数值模拟实验，分析了不同出口速度下的模具应力、模具温度和模具工作带尺寸的变化规律。
The crack appears at the edge angle due to stress concentration caused by alternating load, which finally leads to the fissuring of die plate.
凹模在使用过程中，由于交变载荷的作用，使碳化物的棱角处应力集中出现裂纹，最终导致凹模开裂。
Because stress and temperature around the die land is higher than others else, the die land will become a main area of die invalidation.
由于模具工作带附近的应力和温度均较其它部位大，从而使得模具工作带成为挤出模具失效的主要区域。
In die manufacture, grinding defects such as surface burning, grinding cracks, grinding trace and grinding stress affect the serve life of dies.
模具制造过程中，磨削加工造成工件表面烧伤、磨削裂纹、磨削痕及磨削应力等缺陷，直接影响模具的使用寿命。
It is a very complicated problem to analyze the stress of combined matrix, and the key point related to die life is to do it's precise analysis.
组合凹模的应力分析是一个非常复杂的问题，对其进行精确分析是解决模具寿命的关键。
Biaxial self-reinforced metallocene linear low density polyethylene sheet was prepared by the die with complex stress field in solid state.
主要采用一种具有复合应力场的挤出口模，通过固态挤出茂金属线性低密度聚乙烯获得双向自增强片材。
The stress characteristic of the main working methods for processing the special-shaped wire, such as drawing, driven roller die and rolling was analyzed.
针对异型材的几种常用加工方法，如拉伸、辊拉、轧制等，分析它们在加工中的应力特点。
Compensation shall be made for animals that die of stress caused by mandatory vaccination given in accordance with law.
因依法实施强制免疫造成动物应激死亡的，给予补偿。
The finite element analysis (FET) software ANSYS have been used to simulate the temperature and stress distribution in stacked die package under power load.
应用有限元分析软件ANSYS，模拟功率载荷下叠层芯片封装中各层的温度和应力分布。
Die stress analysis results show that the deformation of the die core increases with welding chamber height. For the stress distribution, there exists a best welding chamber height.
模具变形分析结果表明，随着焊合室深度增加，模芯变形程度增大，对应力分布来说，存在一个最佳的焊合室深度。
Experimental results showed that the service life of die can be improved evidently by using high temperature quenching and stress relief annealing.
实践证明，采用高温淬火和中间消应力退火可显著提高其使用寿命。
We have been able to confirm that average, minimum and maximum values for die strength could be improved compared with die that underwent the conventional stress relief.
我们已能够通过比较经历过常规应力解除芯片来确认被改进芯片强度的平均、最小、最大值。
The results show that the sheet in the adjacent area of die and punch deforms primarily. The maximal value of stress and strain appears in the sheet of outboard punch round corners.
结果表明，凸模和凹模交界处的板料首先变形，应力及应变最大值出现在凸模圆角部位外侧板料上。
The optimized die is subject to less stress during forging process, which can ensure the service life of dies and guarantee the quality of forging part.
优化后的模具在锻造过程中承受较小的应力分布，从而可以确保模具的使用寿命以及锻件的质量不受影响。
The software ANSYS and MATLAB were employed to analyze and simulate the velocity, pressure, shear stress and viscosity distribution in fishtail sheet extruder die based on the three-dimensional FEM.
本文利用ANSYS和MATLAB软件，对鱼尾型片材机头中熔体的速度、压力、剪切应力和粘度的分布进行三维有限元模拟和分析。
The software ANSYS and MATLAB were employed to analyze and simulate the velocity, pressure, shear stress and viscosity distribution in fishtail sheet extruder die based on the three-dimensional FEM.
本文利用ANSYS和MATLAB软件，对鱼尾型片材机头中熔体的速度、压力、剪切应力和粘度的分布进行三维有限元模拟和分析。
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