疲勞破損 的英文怎麼說

中文拼音 [píláopòsǔn]
疲勞破損 英文
endurance failure
  • 疲 : 形容詞（疲乏; 勞累） tired; weary; exhausted
  • 勞 : Ⅰ動詞1 （勞動） work; labour 2 （煩勞） put sb to the trouble of; trouble sb with sth : 勞您費心...
  • 破 : Ⅰ動詞1 （完整的東西受到損傷） be broken; be damaged 2 （使損壞） break; break down; damage 3 （使...
  • 損 : Ⅰ動詞1 （減少） decrease; lose 2 （損害） harm; damage 3 [方言] （用尖刻的話挖苦人） speak sarcas...
  • 疲勞 : 1. （疲乏勞累） tired; fatigued; weary; become fagged 2. （機能或反應能力減弱） fatigue; strain 3. [物理學] fatigue
  • 破損 : damaged; worn; torn; damage; failure; breakage
  1. Many failures between tenon and mortise in aero - engine are founded under fretting circumstance, sometimes it is a main cause of failure and it is important to research the fretting fatigue life of tenon / morties

    航空發動機中，有很多故障是由於榫聯接構件在微動環境下失效引起的，進而造成了葉片和盤的損傷和破壞，因此研究榫聯接結構的微動疲勞有重要的工程應用價值。
  2. And it investigates the appearance condition ( including joint, crack, eroding, corrosion, braking pole device rupture, crane - girder ' s gnawing railway and so on ) of the whole crane - girder system on the spot, at the same time, it also actually examines the stress of the beam, chemical ingredient, distortion and railway excursion, etc. through sampling, and based on the actually examined results, it checks and calculates the carrying capacity of crane - girder system. then, based on the investigating on the spot and the calculated result, it discusses the mechanism of fatigue failure of the upper part of welded steel crane - girder, analyses the reason of steel crane - girder in the high - frequency emerging the fatigue crack, institutes the strengthened method of damaged steel crane - girder of accurate packing up workshop of the primary mill plant. finally, it presents some advice and suggestions for the repairing and strengthening method of fatigue crack of upper part of steel crane - girder in the high - frequency

    針對包鋼初軋廠精整車間鋼吊車樑上部區域出現裂縫這一問題，本文首先綜述了國內外關于焊接鋼吊車樑上部區域疲勞裂縫的研究現狀；其次對整個吊車梁系統的外觀情況（包括連接、裂縫、腐蝕、銹蝕、制動桿件斷裂、吊車啃軌等）進行了現場調查，抽樣實測了梁的應力、化學成分、變形及軌道偏移等，根據實測結果，對吊車梁系統的承載能力進行了驗算；然後，根據現場調查及計算結果，探討了焊接鋼吊車樑上部區域疲勞破壞的機理，分析了重級工作制鋼吊車梁出現疲勞裂縫的原因，制定了初軋廠精整車間破損鋼吊車梁的加固方案；最後就重級工作制鋼吊車樑上部區域出現疲勞裂縫的修復與加固方案提出了一些意見和建議。
  3. Through the research and analysis on the three aspects concerning the base interface of the pavement panel, crack accumulation, expansion in the pavement panel and interaction between spring plates on the road surface as well as its damage on the road fatigue, it is first brought forth that the process of fissures and breakage in the cement concrete pavement can be divided into three stages, i. e. stage of initial crack formation and damage in the bottom of the pavement slab, stage of accumulation, intensifying & expansion in ruptures from load during the time of use and stage of fissures & breakage in the pavement

    通過對路面板底界面開裂、路面板中裂縫積聚、擴展和路面表面車板相互作用及其對路面疲勞破壞的影響等三個層面的研究和分析，首次提出水泥混凝土路面的開裂和破壞過程可以分為三個階段，即路面板底初始損傷西南交通大學博士研究生學位論文第11頁和早期裂縫的形成階段、使用期間荷載作用對路面造成的開裂損傷累計、加劇和裂縫擴展階段以及路面斷裂破壞階段。
  4. Though ferro - electricity was recognized in the early 1920 ' s, people still do not clearly understand even its basic characteristics and microstructure because descriptions of the behavior of ferro - electric ceramics remain in their infancy. the mechanism of damage, fatigue, crack and fracture of ferro - electrics should be studied more concretely not only in theory but also in application

    人們雖然對鐵電現象很早就有了認識，但對其基本性能的認識還遠未完善，對材料的微結構、疲勞、損傷、斷裂、破壞失效的機理也不十分明了，迫切希望進行更深入、更全面的了解。
  5. But, for the reflective cracking of asphalt pavement with half rigid base course and the cracking of the ac overlay above joints ( cracks ) in existing pcc pavement, the results of research show that the fatigue life of ac layer is mainly the life of the crack propagating stage. so the theory and method of fatigue destructive mechanics ( fatigue fracture mechanics and fatigue damage mechanics ) should be used to study and design the pavement structures instead of traditional fatigue mechanics

    而對於半剛性基層反射裂縫和舊水泥混凝土路面瀝青混凝土加鋪層接縫（裂縫）開裂，研究發現，瀝青結構層的疲勞壽命主要為裂縫擴展階段的壽命，此時不應採用傳統的疲勞力學進行研究和結構層設計，而應採用疲勞破壞力學（疲勞斷裂力學和疲勞損傷力學）理論與方法。
  6. As a new branch of destructive mechanics, fatigue damage mechanics can comprehensively represent the total process of forming fatigue cracks and the crack propagating in materials and structures

    作為一門新興的破壞力學學科分支，疲勞損傷力學能全面地反映材料和結構出現疲勞裂縫和裂縫發展過程。
  7. Considered local damage due to steels corrosion, fatigue, prestressing loses, whole bridge incline and distortion, this paper studies damage diagnosis technique of the cable - stayed bridge and determines the location and size of damages for yonghe cable - stayed bridge, which has been used after 15 years

    針對鋼筋腐蝕、疲勞、預應力鬆弛、橋梁整體傾斜或變形所引起的斜拉橋局部破損，本文以使用15年後的永和斜拉橋為研究對象，對大型斜拉橋破損診斷技術進行研究，對永和斜拉橋破損位置進行定位、對其破損程度進行評價。
  8. Furthermore, according to results, the resistance of steel can reflect the damage exactly. ( 2 ) depending on the analysis of flaw size of the experimental samples, a theoretical model has been reached. the model is more close to the experiment result

    在觀察得到的試樣表面裂紋的萌生和擴展規律的基礎上，通過對損傷后的實驗數據進行擬合，得到了鋼的疲勞損傷累積的一般理論模型，該模型更好的反映了鋼在疲勞循環的中早期的破壞，在疲勞測量精度上有了較好的改進。
  9. The results of analyzing the fatigue behavior of the specimens in direct tension test, cantilever beam bending test, three point bending test and wheel tracking test by apa show that the fatigue failure regularities of specimens in different tests are different

    關于直接拉伸、懸臂梁彎曲、三點彎曲和往返輪載（ apa ）等疲勞試驗的試件所開展的疲勞損傷分析發現，試驗方法不同，其疲勞損傷破壞規律不同。
  10. Bridge, as a crucial conjunction and controlling place of road, is influenced complicatedly by many factors, for example, design normal, fixed number of year in use, material, environment, quality of maintainence, traffic, load and accident, etc. so, the construction of bridge will be changed and its capacity of bearing the weight will drop down gradually. in addition, bridge ' s erosion, aging, and damage, all these factors bring about hidden troubles for bridge ' s use

    橋梁作為道路交通的關鍵結合部與控制部位，它受到設計標準、使用年限、工程材料、外部環境、養護質量、交通量、作用荷載、偶然事故等因素錯綜復雜的交互影響，必然會使橋梁結構內部產生變異性，導致承載力逐漸降低，再加上橋梁的腐蝕、老化、疲勞、破損，給橋梁的正常使用埋下了隱患。
  11. In this paper, the theory and method of fatigue damage mechanics are adopted to study the fatigue damage behavior of asphalt mixture and the fatigue failure of asphalt pavement and predict the fatigue life of ac overlay on existed pcc pavement

    本文應用疲勞損傷力學理論與方法對瀝青混合料的疲勞損傷特性、瀝青類路面疲勞破壞以及舊水泥混凝土路面瀝青混凝土疲勞壽命預測進行了系統的研究。
  12. Applying the theory and method of fatigue damage mechanics to the research on the fatigue cracking of asphalt pavement is conducive to reveal the mechanisms of asphalt pavement fatigue cracking and measures anti - cracking ( such as reinforcing ) and then the design method of anti - cracking can be put forward

    應用疲勞損傷力學理論與方法研究瀝青類路面疲勞破壞，有助於揭示瀝青類路面疲勞破壞機制和各類抗裂措施（如加筋）的抗裂機理，在此基礎上提出相應的抗裂設計方法。
  13. The results revealed that the fatigue degradation of the material includes three stages : micro - crack appearing at initial stage, a long process of crack propagation and fatigue. failure of the material after suffering the extraordinary degradation of stiffness

    結果表明，材料的疲勞衰變主要分為3個階段：產生小裂紋的初始階段；損傷累積擴張階段；材料剛度加速退化，疲勞破壞階段。
  14. In industry, about over 80 % damages of the oscillatory components under dynamic loads are caused by the fatigue failure, but with traditional ndt methods, the damages ca n ' t be tested and evaluated before the fatigue crack coming into being, which result in serious accident in the long period running of these equipments

    工業生產中，約有80 %以上受動載荷作用的振動構件破壞是由疲勞失效引發的，而傳統的無損檢測技術無法解決疲勞裂紋形成前損傷的檢測和評價問題，造成設備在長周期運行過程中發生嚴重事故。
  15. In chapter 2, the fatigue mechanism of automobile half shaft is studied ; and intensified coefficient model based on fatigue failure theory and programmed load spectrum technology is also provided

    第二章研究汽車驅動橋半軸疲勞破壞機理，在零件疲勞損傷理論和程序載荷譜處理技術基礎之上給出路面強化系數模型。
  16. The cam - follower is the main mechanism of the engine that carries out a series of accurate motions. its mild wear may gradually worsen the contact conditions. the probability for surface fatigue will then increase due to changes in the surface topography

    凸輪?挺柱是內燃機中實現一系列精確動作的主要機構，其磨損會使接觸條件惡化，由此產生的表面形貌的變化會使表面疲勞的概率增加，可能會對部件產生破壞性的影響，進行凸輪機構的摩擦學設計對提高內燃機的運行性能和延長使用壽命十分重要。
  17. This paper, regarding the asphalt pavement in the zhoukou region as the study object, according to the prevalent norms ( specifications for design of highway asphalt pavement ), with the beginning of the pavement performance and the transportation investigation, totally and systematically analyzes the traffic parameters and the destroying reason of pavement at the early stage in the point of fatigue property and limit strength, gives the concepts and methods of the growth rate of equivalent axle load action time, seasonal modification factor and overload factor, proposes the method of axle load conversion on the condition of heavy loading. on this basis, it proposes the design method adapting to asphalt pavement construction, explains the steps of thickness computation of construction with the combination of engineering example, finally verifies thedesign method in the paper by test road. theory and practice both prove that the reasonability of pavement structure style and the reliability of design method in the paper can adapt to the present heavy loading and overloading traffic conditions, have highly theoretical and practical value

    本文以周口地區瀝青路面為研究對象，以現行《公路瀝青路面設計規范》為依據，從路面使用性能和交通特徵的調查入手，從疲勞特性和極限強度出發分析了路面早期破損的原因，全面系統地進行了交通參數的分析，提出了當量軸次增長率、季節修正系數和超載系數的概念和方法，並提出了重載交通的軸載換算方法。在此基礎上，針對超載、重載交通從結構組合設計、結構厚度計算（包括疲勞強度標準和極限強度標準）等方面提出了適宜的瀝青路面結構設計方法，並結合工程實測，說明了結構層厚度計算的具體步驟，最後通過試驗路驗證本文提出的設計方法。理論與實踐均表明，本文提出的路面結構型式合理、設計方法可靠，能適應目前重載、超載交通的狀況，具有較高理論與實用價值。
  18. Though this approach is reasonable and robust for that specific design, however, it is time consuming, costly and needs to be repeated for designs when structural component has different stacking sequences or subject to different fatigue loading

    層壓板的疲勞損傷包括纖維斷裂、基體破壞和分層等破壞形式，這些形式的破壞可能同時發生，相互影響，表現出十分復雜的疲勞損傷機理。
  19. The dynamic loads created by vehicle vibration accelerate the wear and tear of vehicle assembly and parts, response to assembly and parts ’ too early fatigue malfunction. when the dynamic loads work on the road surface through tyres, the road surface inclined to being created fatigue damage and macro damage. dynamic tyre load also would response to the structure destruction of vehicles if the maximum amplitude of its responses be out of range

    對于車輛而言，平順性的好壞將影響車輛的動載荷和壽命，由於振動產生動載荷會加速零件的磨損，使某些部件過早發生疲勞失效，同時通過輪胎車輪作用到路面上，使路面易於產生疲勞損傷和宏觀破壞，如果振動產生的動載荷由於峰值過大，還會造成結構產生失穩破壞。
  20. Taking ti alloy tc11 electron beam welded work - piece as research object, which is the conventional material of aero engine compressor blisc, the fatigue damage evolution law of fatigue damage action in the area of welded joint based on damage mechanics theory is analysed, and fatigue damage model, which macro - parameter and micro - damage characteristics are related, with fractal geometry - a new conception of modern mathematics is set up in this paper. it tries to research the measuring method of fatigue fracture fractal dimension and the relationship of fractal damage variable with fatigue life. it also sets up the welded joint fatigue damage fractal evolution equation

    本課題以航空發動機壓氣機葉盤常用材料鈦合金（ tc11 ）電子束焊構件為研究對象，對焊接接頭的疲勞破壞行為，基於損傷力學理論分析其疲勞損傷演化規律，應用現代數學的新概念? ?分形幾何學理論，建立宏觀參量與細觀損傷特徵相聯系的疲勞損傷模型，研究疲勞斷口分維數測量方法以及分形損傷變量與疲勞壽命之間的關系，建立焊接接頭疲勞損傷分形演化方程。
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