The test research results on fatigue behaviour of inclined section of crack-permitted partially prestressed concrete beams are briefly described in this paper.
本文概要地介绍了允许出现裂缝的部分预应力混凝土梁斜截面疲劳性能的试验研究结果。
The fatigue behaviour of continuous glass fibre mat reinforced polypropylene composites (GMT PPs) with different interfacial adhesion is investigated by dynamic fatigue tests.
采用动态疲劳试验研究了不同界面粘结状况的G MT- PP复合材料的疲劳行为。
The high temperature fatigue behaviour and the effect of cyclic frequency on the behaviour of CMSX-3 Nickel:based single crystal superalloy are investigated by MTS machine, metallograph, SEM and TEM.
利用MTS材料试验系统和光学金相、SEM、TEM等分析手段研究了镍基单晶高温合金CMSX—3的高温疲劳行为，重点探讨了循环频率对这种行为的影响。
Fatigue crack propagation behaviour under variable amplitude loading is significantly influenced by load history induced sequence effects.
导致加载序列作用的加载历史极大地影响着变幅加载下的疲劳裂纹扩展行为。
Three variables as temperature, load frequency and stress ratio are the critical parameters affecting fatigue crack growth behaviour in metallic material.
温度、载荷频率和应力比是影响材料疲劳裂纹扩展行为的主要因素。
The fatigue crack initiation behaviour and its mechanism were investigated.
研究它们在循环加载下的疲劳裂纹萌生行为及其机制。
The process of crack initiation and propagation was observed through replication, and the effect of grain size on the behaviour of short fatigue cracks was studied.
对两种晶粒尺寸的中碳钢光滑试样进行了旋转弯曲疲劳试验；应用复型技术监测了短裂纹形成与扩展过程，研究了晶粒尺寸对短裂纹行为的影响。
The initiation stage and short crack behaviour in torsional fatigue of medium carbon steel was investigated by using a replication technique.
通过扭转疲劳试验和塑料复型膜技术研究了中碳钢试样的疲劳短裂纹特性。
Mechanical properties of the steels along with fracture behaviour, fatigue property and machinability are presented in comparison with those of quenched and tempered steels.
文中比较了非调质钢与调质钢在上述性能方面的差异。
Particula emphasis has been devoted to the influence of load ratio and microstructure on behaviour of near-threshold fatigue crack growth.
着重分析了载荷比和显微结构对门坎值附近裂纹扩展行为的影响。
Particula emphasis has been devoted to the influence of load ratio and microstructure on behaviour of near-threshold fatigue crack growth.
着重分析了载荷比和显微结构对门坎值附近裂纹扩展行为的影响。
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