The fatigue properties of aluminum alloy welded joints are sensitive to mean stress.
LF 21铝合金非承载角焊缝十字接头的疲劳性能对平均应力较为敏感。
The braiding angles have a great influence on the fatigue properties of 3-D braiding composites.
编织角是影响三维编织结构复合材料疲劳性能的一个主要因素。
The braze alloy evaluated was also found to degrade fatigue properties under certain conditions of test.
刹车合金的评价还发现，在一定条件下分解疲劳特性试验。
The creep-fatigue properties of 308L ste el weld after post-weld heat treatments (PWHT) were investigated.
研究308L焊缝经过焊后热处理其蠕变-疲劳的性质。
Analyzed the uncertainties on the fatigue properties of welded hollow spherical joints plate grid structure.
分析了各种不确定因素对焊接空心球节点网架疲劳性能的影响程度。
The technique is important and useful to detect and predict the fatigue properties and failure of materials.
该技术对检测和预测材料的疲劳性能和失效有重要意义。
The flexural fatigue properties of glass fiber, organic fiber, and hybrid fibers reinforced concrete were studied.
研究了玻璃纤维、有机纤维及混杂纤维增强混凝土的弯曲疲劳特性。
But the densification of ceramic materials is vitally important to mechanical, thermal shock and fatigue properties.
但是，陶瓷材料的致密化对其力学、抗热震和热疲劳性能有至关重要的影响。
Static mechanical and dynamic tensile fatigue properties of vulcanizates of gutta/natural rubber blends were tested.
对杜仲胶与天然橡胶共混硫化胶的静态力学性能及动态伸张疲劳性能进行了研究。
The result show that the thermal fatigue properties of Co-P alloy coating is better than that of the original materials.
因此，表面化学镀钴磷的热疲劳性能高于原始材料的抗热疲劳性能。
The result shows that the better fatigue properties are achieved under the fine grain size and the plastic grain boundaries.
结果表明在细晶粒和塑性晶界条件下具有较好的疲劳性能。
Test results show that type of metal powder spray has great influence on the improvement of fatigue properties by plasma spray.
疲劳试验结果表明喷涂合金粉末类型对喷涂后接头疲劳性能影响较大。
The results show that rolling strengthening treatment can improve obviously the fatigue properties of 7B04 aluminum alloy plate.
试验结果表明，滚筒强化处理能明显提高7B0 4铝合金厚板的疲劳性能。
Bond-riveted joint gathers the continuous sealing and anti-fatigue properties of adhesion and the anti-peeling properties of riveting.
胶铆连接集中了胶接的连续密封性能、耐疲劳性能和铆接的抗剥离性能。
And the fatigue properties of MIG welded joints are better than those of tig welded joints, especially under higher loading conditions.
同样载荷条件下，MIG焊接头的疲劳性能优于TIG焊接头，尤其是在高应力条件下，MIG焊接头的优势更为明显。
Unlike that of tempered martensite structure, there is little effect of oxygen content on the fatigue properties of ferrite-pearlite steel.
与调质回火马氏体组织不同，氧含量对铁素体-珠光体组织的疲劳性能没有明显的影响。
The high fatigue properties were found to be related with higher crack closure stress, rough fracture surface and tortuousity of crack path.
较高的疲劳性能与裂纹尖端闭合应力、断口表面粗糙度以及裂纹扩展路径弯折程度有关。
Emphasis is laid on the study of its corrosion resistance, hardness, wearing resistance, micromotion abrasion and micro motion fatigue properties.
着重研究了它的耐蚀性能、硬度、耐磨性和微动摩损及微动疲劳性能。
The microstructures and the tensile and fatigue properties of the domestic YUS110 and the imported SUS316L stainless steel wire rods were studied.
研究了国产仿YUS110及进口SUS316L两类静电除尘器不锈钢星形线材的显微组织、静拉伸性能与疲劳特性。
The high strain low cycle fatigue properties of V ti micro alloyed high anti seismic structural steel were studied with simulated earthquake loading.
对微钒钛高抗震性能建筑结构钢进行了模拟地震载荷高应变低周疲劳试验。
By analyzing the test results and the numerical results, the stress distribution and fatigue properties of orthotropic steel deck plate were studied.
在分析了试验结果和数值计算的基础上，对正交异性钢桥面板的应力分布和疲劳性能进行了研究。
Influence of rare earth elements on high-cycle fatigue properties of AZ91D alloy was investigated and the fatigue fracture morphology was also analyzed.
研究了稀土元素对AZ 91 D压铸镁合金高周疲劳性能的影响，并对疲劳断口的组织形貌进行了分析。
Fatigue properties of three case hardening steels for heavy duty gears after carburization were investigated by means of rotating bending fatigue tests.
利用旋转弯曲疲劳试验方法研究了三种重载齿轮钢渗碳后的疲劳性能。
The fatigue properties of ceramics at high temperature are studied and evaluating methods and failure criteria for high temperature fatigue are proposed.
对陶瓷高温疲劳破坏特性进行了研究，并提出高温疲劳评价方法和破坏准则。
The fatigue properties were researched and found that the crack propagation velocity and the decline of rigidity were related to the maximum cycle stress.
通过对其疲劳性能的实验研究，发现裂纹扩展速率的大小及刚度的下降与加载的最大循环应力密切相关的规律。
The results of the analyses show that high residual compressive stress and fine scattered martensite units are the main cause of improving fatigue properties.
分析表明，高幅值的残余压应力和“有效晶粒”细化是提高弯曲疲劳性能的主要因素。
The deformation testing in stress concentration area before fatigue crack propagation plays a crucial role for understanding the fatigue properties of materials.
疲劳裂纹扩展前应力集中区域变形场的测试对材料疲劳性能的研究起到至关重要的作用。
In this paper, the effect of heat treatment by the nitrogen atmosphere and vacuum furnace and shot peening thereafter on fatigue properties of 300m steel were studied.
本文对比分析了氮基保护气氛和真空两种热处理加热介质对300 M钢疲劳性能的影响，并研究了热处理后表面喷丸强化对300 M钢疲劳性能的改善情况。
In this paper, the effect of heat treatment by the nitrogen atmosphere and vacuum furnace and shot peening thereafter on fatigue properties of 300m steel were studied.
本文对比分析了氮基保护气氛和真空两种热处理加热介质对300 M钢疲劳性能的影响，并研究了热处理后表面喷丸强化对300 M钢疲劳性能的改善情况。
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