fatigue crack growth 扩展 ; 疲劳裂纹增长
Fatigue crack propagation 疲劳裂纹扩张
fatigue crack growth rate [力] 疲劳裂纹扩展速率 ; 裂纹扩展速率 ; 疲劳断裂生长率
corrosion fatigue crack 腐蚀疲劳裂纹
creep-fatigue crack 蠕变疲劳裂纹
Fatigue crack growth threshold 疲劳裂纹扩展的门槛值
Torsion Fatigue Crack 扭转疲劳裂纹
Expression for fatigue crack life is set up which takes energy of plastic deformation for crack propagation as the damage variable.
建立以裂纹扩展塑性变形能为损伤变量的疲劳裂纹寿命表达式。
参考来源 - 压力容器用钢16MnR高温损伤后应变疲劳特性研究In terms of the FEM computation results under practical working environment of frame ,the reason for frame fatigue crack appearing in the early stage is analyzed.
根据车架实际工作环境所得到的有限元计算结果，分析出车架疲劳裂纹过早产生的原因。
参考来源 - SX360型自卸车车架静动态有限元分析及结构改进Firstly, the paper analysed the formation mechanism of the fatigue crack in asphalt pavement with semi-rigid base.
首先，论文分析了半刚性基层沥青路面疲劳裂缝的形成机理。
参考来源 - 沥青路面结构与材料设计一体化研究Fatigue damage once invalidated railway bridge, fatigue crack ever resulted in collapse of artesian well desk in ocean.
疲劳损伤曾使铁路桥梁失效，疲劳裂缝的存在使海洋钻井台倒塌倾覆，酿成悲剧。
参考来源 - 碳纤维布加固钢筋混凝土梁的抗剪疲劳试验研究The structure strength is the main problem which must be considered in the design of the load-bearing structure in the automatic weapons, and the fatigue crack is the one of the main form which the component expires.
强度是自动武器受力构件设计中要考虑的主要问题,疲劳破坏是构件失效的主要形式之一。
参考来源 - 某自动武器关键构件的动应力及疲劳分析研究·2,447,543篇论文数据，部分数据来源于NoteExpress
We get valuable results about the effect of the stress ratio and residual stress on fatigue crack growth.
在应力比，残余应力对疲劳裂纹扩展的影响方面获得了有价值的成果。
Corrosion pitting also can lead to fatigue crack initiation depending on the component, the location of pitting, and cyclic loading conditions.
腐蚀斑点还会因不同的部件、斑点的位置和循环载荷状况，导致一些不同的疲劳裂纹。
Fracture lines start from the outside and spread over the whole cross section, particularly starting in the fillet area and very often after a fatigue crack propagation.
断裂面从轴承部位外部开始延伸到整个截面。典型的是从圆弧部开始，常常会由于疲劳而产生的裂纹的扩展后引起的。
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