且各变量具有自增强趋势。
在自增强技术中，确定最佳弹塑性界面半径是关键。
To determine the best radius of elastic-plastic interface is the key in the self-reinforced technology.
结果表明，经自增强处理者其疲劳开裂寿命可提高8倍。
The result shows that the fatigue life of autofrettage vessels can be increased by 8 times.
阐述了高压射流机液压缸的自增强理论设计和处理试验。
This paper describes the autofrettage design and test of the cylinder of high pressure jet machine.
阐述了高压试验机液压缸的自增强理论设计和处理试验。
This paper described the autofrettage design and test of the cylinder of High-pressure-Test machine.
通过应力分析，论证了用自增强技术优于缩套原理的结论。
It proved that autofrettage technique is better than shrunk principle by analyze stress.
这一结论为超高压厚壁容器自增强理论研究，提供了新的探讨方向。
This conclusion leads to a new direction of study on self-reinforced damage mechansm.
试验结果表明，自增强处理能提高带裂纹厚壁圆筒和焊缝的疲劳寿命。
The experimental results indicate that autofrettage can increase the fatigue lives of the cracked thick-walled cylinders and welded seams.
为了提高船用液压联轴器的承载能力，需对联轴器外套进行自增强处理。
Autofrettage in outer sleeves is used to improve carrying capacities of hydraulic coupling.
为了增加泵头体的强度和使用寿命，采用内孔液压自增强法对内腔进行预应力处理。
In order to increase the valve barrel strength and service life, the method of hole hydraulic self-reinforced is used.
基于超高压容器的自增强制造过程，阐述了自增强容器的损伤形成原因与损伤形式。
Based on autofrettage manufacture process of ultra-high pressure vessels, expounding the damage mechanism and types of autofrettage vessels.
本文基于脉动内压疲劳试验结果，对厚壁圆筒构件的动态自增强原理进行了分析研究。
Based on the results obtained from fatigue tests under pulsating internal pressure, the mechanism of dynamic autofrettage of thick wall-cylinder components is studied in this paper.
分析了材料的动态自增强能力，考察了径比对厚壁圆筒形构件动态自增强效果的影响。
The dynamic autofrettage ability of materials is analyzed. The influence of the diameter ratio of thick-walled-cylinder components on the…
文中较详细地分析了茂名石化公司高压聚乙烯反应器自增强处理后器壁的应力分布状况。
The stress distribution situation of vessel wall after self-enhancement treatment for high pressure polyethylene reactor in Maoming petrochemical company was analyzed in detail in this paper.
文中较详细地分析了茂名石化公司高压聚乙烯反应器自增强处理后器壁的应力分布状况。
The stress distribution situation of vessel wall after self-enhancement treatment for high pressure polyethylene reactor in Maoming petrochemical company was analyzed in detail in this pa…
研究结果表明，厚壁筒自增强残余应力在循环载荷的作用下，残余应力衰减达到近30%。
The result showed that the attenuation of residual stress of autofrettaged thick-walled cylinder reached about 30% under cycle loading.
本文对自增强和非自增强带裂纹厚壁圆筒的疲劳寿命提出计算方法，其计算结果与试验相符。
The authors propose a fatigue life calculation for autofrettaged and nonautofrettaged cracked thick-walled cylinders. This calculation is in agreement with the experimental results.
以及对压力容器施加自增强处理技术来提高压力容器的承载能力及疲劳寿命进行了理论研究。
That the fatigue life and carrying capacity of pressure vessel can be improved by autofrettage is researched.
本文采用弹塑性有限元法和解析法，对分离机转鼓的主要零件进行了超速自增强的变形分析。
The deformation analysis of the main parts of the disc-separator bowl is performed for the overspeeding process using elastoplasticity FEM and analytical method.
从残余应力计算中可知，采用损伤力学原理，使厚壁圆筒产生自增强的效果，从理论上是可行的。
From the calculation results, it is feasible in theory to produce self-reinforced effect of reactor by adopting the damage mechanical principle.
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。
Biaxial self-reinforced metallocene linear low density polyethylene sheet was prepared by the die with complex stress field in solid state.
从压力试验，塑性失效理论和自增强处理的角度提出以同尺寸单层容器的初始屈服压力作为超压处理压力。
Initial yield pressure of monolayered cylinder with the same size was considered as the SPT pressure, based on the analysis among pressure test, plastic fault theory and self enhancement treatment.
本研究采用等通道转角挤压技术对聚(d,L -)乳酸进行自增强研究，并测试其增强后的降解性能。
So here we will take the way of the Equal Channel Angular Extrusion (ECAE) to process poly (d, L-lactide) to improve its properties.
本文讨论了由晶体缺陷所致的自增强衍射光，富集于缺陷的空间电荷所致的空洞场，以及由此场导致的发生在畴界上的静电斥力对此损伤所起的作用。
Role of the cavity field, the electrostatic repulsive force at the domain boundary and self-enhanced diffraction light induced by physical imperfection on laser-induced surface damage are discussed.
通过测试环向拉伸强度，双向自增强PEX管材的拉伸强度最高可达到32.29%，弹性模量最大可提高13.06%，断裂伸长率平均减小5.88%。
The result reveals that the biaxial oriented PEX pipe can increase the tensile strength by 32.29% at most, while the modulus of elasticity increasing 13.06% and the elongation at break reducing 5.88%.
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。
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.
从短期来看，我们将尽一切努力来增强国内石油生产的安全性和责任意识——事实是，美国去年的石油生产量就已经达到了自2003年以来的最高水平。
In the short term, we're doing everything we can to boost safe and responsible oil production here at home - in fact, last year, American oil production reached its highest level since 2003.
从短期来看，我们将尽一切努力来增强国内石油生产的安全性和责任意识——事实是，美国去年的石油生产量就已经达到了自2003年以来的最高水平。
In the short term, we're doing everything we can to boost safe and responsible oil production here at home - in fact, last year, American oil production reached its highest level since 2003.
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