您要查找的是不是：
- High Cycle Fatigue(HCF) failures of areo engine blades caused by vibration are very important for development and application of engine. 必须最大限度地降低航空发动机叶片高循环疲劳失效。
- Results showed that high stress concentration around the spot weld edge may be the determinable factor for initializing and propagating of the high cycle fatigue crack. 分析结果表明：接头搭接区内表面上焊点边缘处的应力集中是接头高周疲劳裂纹起裂和扩展的决定因素。
- The variance of the mechnical of 45# steel under high cycle fatigue has heen studied.The result shows:Under high cycle fatigue,cyclical softening of 45# steel is a fact. 通过研究45%23钢疲劳循环后材料的力学性能来反映高周疲劳产生的材料软化现象，取得了一些进展。实验结果与假设基本一致。
- The microhardness on the surface of normalized 45 steel smooth sample was measured using micro Vickers under different cycle number during high cycle fatigue. 摘要应用显微硬度计对高周疲劳不同循环周次下正火45钢光滑圆试样进行了表面显微硬度测量。
- Unsteady flow in fan/compressor not only affects its gasdynamic performance, but also reliability, since high cycle fatigue, stall and flutter will cause serious machine damage. 风扇／压气机内的非定常流动不仅影响气动性能，而且影响可靠性，如高周疲劳、失速和颤振等，应加强研究。
- Additionally, The SW/B interaction is the main reason of turbine High Cycle Fatigue(HCF). A more deep understanding about SW/B interaction will attenuate the problem of HCF. 此外，激波／叶排干扰是存在该现象的涡轮所受高周交变力的主要原因，要解决这类涡轮的高周疲劳问题（HCF）必须深入研究激波／叶排干扰
- High cycle fatigue fracture of the extension was proved by means of examination of metallurgical quality, heat treatment, fitting clearance as well as macro-and micro-aralysis of the fracture. 通过对断裂叶片的材质、热工艺、装配间隙的复查和断口的宏观、微观分析，证明叶片延伸段的断裂属于高周疲劳断裂；
- ANISOTROPIC DAMAGE UNDER HIGH CYCLE FATIGUE 高周疲劳各向异性损伤问题研究
- RETROSPECT AND PROSPECT OF VERY HIGH CYCLE FATIGUE 超高周疲劳研究现状及展望
- Influence of Mean Stress on Fatigue Strength of 50 Steel in Super High Cycle Regime 平均应力对50钢超高周疲劳性能的影响
- The influence of heat treatment on fatigue strength of 50 steel in the very high cycle regime 热处理工艺对50钢超高周疲劳性能的影响
- ESTIMATION OF THE CRITICAL SIZE OF INCLUSION IN HIGH STRENGTH STEEL UNDER HIGH CYCLE FATIGUE CONDITION 高周疲劳条件下高强钢临界夹杂物尺寸估算
- Keywords high strength steel;very high cycle fatigue;inclusion;optically dark area（ODA）; 关键词高强钢;超高周疲劳;夹杂物;光学暗区（ODA）;
- High Cycle Fatigue Model Based on Brittle Damage Mechanism 基于脆性损伤机制的高周疲劳模型
- HIGH CYCLE FATIGUE LIFE PREDICTION BY LOCAL STRESS-STRAIN METHOD 用局部应力应变法进行高周疲劳寿命预测的研究
- The Design of the High Cycle Fatigue Vessel Named Blow- out Drum 高周疲劳设备吹出罐国产化设计
- New Method for Prediction of High Cycle Fatigue Life 一种新的高周疲劳寿命估算方法
- Discussion on High Cycle Fatigue Damage Law of Evolution 关于高周疲劳损伤演化方程的讨论
- Keywords ultra-high cycle fatigue;fatigue strength;fatigue limit;bimodal microstructure;basketweave microstruture; 超高周疲劳;疲劳强度;疲劳极限;双态组织;网篮组织;
- Of gear foot and contact fatigue strength of gear profile. 齿根弯曲疲劳强度,齿面接触疲劳强度。
