fatigue initiation 中文意思是什麼

fatigue initiation 解釋
疲勞起始
  • fatigue : n 1 疲乏，勞累；勞苦；累活。2 【機械工程】（金屬屢經打擊等后的）疲勞。3 【醫學】（組織、器官等對...
  • initiation : n. 1. 開始，創始；起爆。2. 教導，指點，啟發。3. 正式加入；入會儀式，入黨儀式。
  1. 3. studying on prediction methods of the initiation life of aero - gear using shakedown analysis methods in order to directly consider in a quantitative way the details of stress - inelastic strain responses, residual stress and residual strain computations, fatigue crack initiation life was evaluated in aero - gear by using th

    利用chaboche的材料模型，研究了航空齒輪韌性材料在彈、塑性安定下的輪齒接觸疲勞裂紋萌生準則，該研究結果與相關的齒輪實驗結果比較分析表明：塑性安定下的疲勞裂紋萌生預測方法預測航空齒輪的萌生壽命是較安全的。
  2. The measurement of crack initiation in three - point bending fatigue of 40cr steel

    鋼疲勞裂紋萌生壽命的測量
  3. Energy estimating approach of fatigue crack initiation life for welded steel structures is obtained by using molski - glinka energy density equation, introducing the worst - case fatigue notch factor, and considering the effects of residual stress on fatigue

    本文採用應力應變能密度的molski - glinka方程，建立了一種預測焊接鋼結構疲勞裂紋形成壽命的能量方法。該方法引入了極值疲勞切口系數，並考慮了焊接殘余應力對裂紋形成壽命的影響。
  4. The fatigue crack initiation life of x60 pipeline steel after pre - tension deformation

    60管線鋼疲勞裂紋形成壽命的影響
  5. The initiation and growth of short fatigue cracks is a nonlinear kinetic process, and the short fatigue cracks ' propagation rate is characterized as chaos and self - organized

    摘要短裂紋的萌生與擴展是一復雜的非線性動力學過程，短裂紋擴展速率具有非線性動力學系統的混沌現象和自組織特徵。
  6. Biaxial analysis was used to get the multiaxial information, and fatigue calculation of multiaxial crack initiation was conducted

    壽命預測採用多軸裂紋萌生疲勞分析，其中部件的多軸特性通過二軸分析獲得。
  7. According to the observed results near the fracture surfaces, the orientations of the fatigue crack initiation and propagation were investigated to study the mechanism of multiaxial fatigue crack propagation

    根據薄壁管拉扭復合載試件斷口附近表面觀測結果，統計其裂紋擴展的位向，研究多軸疲勞裂紋萌生及擴展機理。
  8. At present an important subject is researched on prediction methods of the initiation life of rolling / sliding contact fatigue of surface hardening layer based on shakedown theories under cycle contact loading for the strategies of applications of contact element, such as gears, bearings, and railroad rails

    接觸體表面強化（噴丸、塗層）層的疲勞裂紋萌生壽命的研究，是當前齒輪、軸承等接觸件失效分析中的前沿課題。它具有重要而廣泛的工程背景。
  9. It is very important to study the correlation of cyclical strain on the side of hole with fatigue life cycle for understanding the material damage and micro - crack initiation, and for preventing macro - crack initiation and propagation

    研究孔邊循環應變與疲勞循環次數的相關性，對于研究材料損傷及微裂紋的產生，預防宏觀裂紋的產生及擴展具有十分重要的意義。
  10. The result shows that the fracture has appeared fatigue feature, with initiation sites at the root grooves of the spline of the shafts

    結果表明，軸的斷口具有明顯的疲勞特徵，疲勞源位於二軸花鍵槽根部。
  11. Powder metallurgy turbine disks are worldwide adopted in most advanced aeroengine nowadays. the research of engineering application of them is actively being carried out in our country, and the key problem urgently needed to solve is their low cycle fatigue life prediction. the low cycle fatigue failure of powder metallurgy turbine disks is mainly caused by inclusions, so it ' s important to study the effect of inclusion on the stress intensity factors ( sif ) initiation and development of crack in powder metallurgy turbine disks

    當前世界上大多數先進航空發動機均採用了粉末冶金渦輪盤，我國目前正在積極開展粉末冶金渦輪盤的工程應用研究，其低周疲勞壽命預測成了亟待解決的關鍵問題，夾雜物是引起其低周疲勞失效的主要原因，因此開展夾雜物對粉末冶金渦輪盤應力強度因子及裂紋萌生與擴展的影響具有重要意義。
  12. After the lecture, over 500 people received initiation. our fatigue and hard work turned into joy and i felt honored to have participated in the lecture tour and in accomplishing this job

    講經結束，五百多人聚一堂進行印心那刻，一切的辛苦都化作喜悅，十分榮耀自己能完成這項工作及叄與這趟弘法。
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