最后指出螺旋管的允许工作压力应综合考虑爆破强度、应力状态和使用环境等因素确定。
It was concluded that the allowed working pressure of the spiral tube should be determined through considering bursting strength, stress states and process conditions comprehensively.
膨胀管残余应力是影响膨胀管抗外挤、内压强度的重要因素之一。
Residual stress in expansion casing is one of important factors affecting its squeezing and pressure resistance.
非饱和渗流、应力耦合行为是影响粘土类工程岩体的强度和稳定性的重要因素。
Coupled unsaturated flow in claystone has high effect on strength and stability of underground engineering.
老化初期， 结晶为主导因素，它增加杨氏模量、最大拉伸应力，但使材料变脆，降低冲击强度；
It increased the Youngs modulus and the maximum tensile stress but it became brittle and decreased the impact strength.
影响高强度钢在水介质中的应力腐蚀和腐蚀疲劳裂缝萌生和扩展特性的因素甚多。
There are some factors which influence the characteristics of initiation and propagation of stress corrosion cracking and corrosion fatigue cracking in high-strength steel in a watery environment.
结果表明，回复应力与合金强度和形状回复率有关，但强度是主要因素。
The results show that the recovery stress depends on alloy strength and shape memory effect, whereas alloy strength is a more important factor.
本文以水泥砼路面沥青罩面层为研究对象，重在浅析浅析与罩面层层间剪应力和抗剪强度有关的因素。
This research focus on the mechanical behaviors of asphalt overlay upon concrete pavement, especially the influencing factors on the shearing stress between layers and the shearing strength.
依据受压工作机理和影响砌块砌体抗压强度的主要因素，分别用应力法和应变法建立了砌块砌体抗压强度公式；
Basing on compressive mechanism and main factors that impact compressive strength, the compressive strength formulas of block masonry are establish, using stress and strain method respectively;
结果表明，机械应力下疲劳强度的劣化是低温电树枝化的重要因素。超高分子量聚乙烯具有低温性能好。
The test results with the needle-plane electrode system under ac voltage at 77 K indicate that the fatigue break in UHMW-PE under mechanical forces during the electrical treeing is a critical factor.
结果表明，机械应力下疲劳强度的劣化是低温电树枝化的重要因素。超高分子量聚乙烯具有低温性能好。
The test results with the needle-plane electrode system under ac voltage at 77 K indicate that the fatigue break in UHMW-PE under mechanical forces during the electrical treeing is a critical factor.
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