疲勞變形 的英文怎麼說

中文拼音 [píláobiànxíng]
疲勞變形 英文
fatigue deformation
  • 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...
  • 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
  1. The research is that : after the same cyclic number of loading times, the steel stress of reinforced beams was much smaller than that of common beam ; the deflection of reinforced beams was decreased by 40 % - 50 %, therefore, the anti - transformation of the reinforced beams is enhanced greatly

    研究發現：經過相同次數的疲勞荷載作用后，完好加固梁的鋼武漢理工大學碩士學位論文筋應變小於未加固梁，加固梁的變形減少了40 %一50 % ，加固梁的疲勞壽命提高t60 % ~ 80 % 。
  2. The fatigue behavior of strength, stiffness, and deformation of concrete is analysed systematically. the fatigue equation is established. the empirical expressions of the total longitudinal strain and the elastic modulus are given, and the relationships between the increasing rate of the total second - stage strain and the decreasing rate of the elastic modulus with the cyclic number are obtained

    系統地分析了砼抗拉、拉-壓疲勞強度、剛度、變形規律；建立了相應的s - n關系，提出了縱向總應變、彈性模量的經驗公式，及其第二階段總應變增長率、彈性模量衰減率分別與疲勞壽命的關系式。
  3. Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance

    通過試驗研究認為：玻璃纖維瀝青碎石的技術性能不如瀝青碎石好，但路用彈性性能較好，如能解決拌和工藝問題，調整纖維絲的品種，增大其直徑，其路用性能仍值得探討，瀝青橡膠碎石結構層具有變形性能和抗裂性能良好，空隙率小，防水性能好，熱穩定性較好，施工工藝簡單的特點，因此，瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材料，也是防止半剛性基層收縮裂縫反射的良好結構措施，在瀝青類路面面層和半剛性基層之間夾鋪瀝青橡膠碎石薄層，雖然造價比夾鋪土工布高，但其施工工藝，抗裂性能和防水性能均優于土工布，不僅可以大大減少半剛性基層材料的反射裂縫，延長路面使用壽命，而且可能適當減薄瀝青混合料面層的厚度，雖然初期造價有所增加，從長遠來看，具有十分重要的技術和經濟意義。
  4. Based on the aircraft structure fatigue theory, the article discussed the theoretical basis of methods that are usually used for aircraft structure fatigue crack - forming life estimation, i. e. the stress severity factor approach ( normal stress approach ), the local stress & strain approach, detail fatigue rating approach ( dfr ). also the processes of life estimation of these approaches are studied in the article

    文章在簡要介紹飛機結構疲勞強度理論的基礎上，對目前飛機結構勞疲勞裂紋形成壽命估算常用的應力嚴重系數法（名義應力法） ，局部應力應變法，細節疲勞額定值dfr法的理論依據作了較詳細的論述，同時對這些估算方法進行壽命估算的過程與步驟也作了詳盡的闡述。
  5. The anti - wearing property of chme steel is 15 percent to 35percent higher than zgmnl3, which is a widely used anti - wearing steel. the reason of the excellent mechanical properties and anti - wearing property of chme steel is that the heat treatment sturcture of chme steel is composed of tempered martensite, bainite, temper troostite, remaining austenite and carbonide

    磨面分析表明， chme鋼基體高強度，高硬度、良好的強韌性配合和碳化物硬質點的彌散分佈，磨痕細短淺小，擠塑變形區細小均勻，抵抗沖擊滑動累積塑性疲勞能力強，是其耐磨性比zgmn13高的原因。
  6. The lcf behavior of a recrystallized zircaloy - 4 plate at room temperature and 400 show that alloy has better lcf property at rt than at 400, and cyclic hardening at 400 which could be attributed to the dynamic strain aging effects. it is noticeable that the hydrided plate has the same cyclic behavior as the above unhydrided sample at room temperature

    在400下，合金錶現出與常溫下不同的循環特性，其循環穩定滯后回線出現鋸齒狀波形，且在整個疲勞過摘要程中呈現出一致循環硬化的現象，這主要是因為合金在400下發生動態應變時效效應的結果。
  7. In this paper, a high performance sma system applied to steel bridge deck is put forth in allusion to the pavement project of the wuhan junshan yangtze river highway bridge. it comprises steel slab, zn coating layer, closing layer, adhesive, pre - mixed asphalt stone and dual layer sma from bottom to top. it is based on the fea results of the forces and deformation of the pavement layer by means of the algor feas, according to this bridge ' s traffic and the ambient temperature varying range of the pavement layer

    本文針對武漢軍山長江公路大橋鋼箱梁橋面鋪裝工程，從鋪裝層環境溫度變化范圍、交通量等使用條件出發，在用algorfeas有限元分析軟體分析鋪裝層受力變形基礎上，提出了（即鋼板+金屬鋅塗層+封閉層+粘接劑+預拌瀝青碎石+雙層sma ）的高性能鋼橋面sma鋪裝體系，並對這種sma的組成材料，包括改性瀝青、集料、礦粉、纖維進行了比較研究，設計了這種sma的配合比，對sma混合料的性能進行了對比試驗，對這種sma方案進行了疲勞性能研究，驗證了所選擇sma方案的可行性。
  8. A new prestressed bowshaped structure strain multiplier was designed to solve problem which strain amplitude is much lower than the threshold of fatigue life gage, and this strain multiplier take the advantages of entire structure, lower stiffness, good reliability and convenience to use

    設計出一種弓形預應力結構應變倍增器，解決了橋梁應變幅值遠遠低於疲勞壽命計門檻值這一關鍵問題，此倍增器具有整體性強、剛度低、可靠性好、使用方便等優點。
  9. The first stage is primary slip then followed by secondary slip ; the last stage is due to dislocation passing the slips. the cyclic stress strain ( css ) curve exhibits a stronger hardening occurred in cyclic plastic deformation than that in tensile test

    建立了拉伸和應變疲勞的有限元模型，使用基於晶體滑移模型的數值方法，對晶體內部滑移系的啟動以及滑移繫上的分解切應變、切應力這些無法試驗觀測的變量進行計算，分析它們對晶體塑性變形的不同影響。
  10. This paper emphasizes all factors affecting driving fatigue ; the interaction of all factors which may lead to driving fatigue ; driving fatigue course, law and mechanism ; effect on sorting of driving fatigue, assessment system on driving fatigue and test system ; fatigue effect identification mode in dangerous. the mechanism of formation, accumulation and variation of driving fatigue is put forward in this paper

    本論文重點研究駕駛作業中：駕駛疲勞產生的致因因素；所致疲勞因素交互作用；疲勞過程、規律及機制；駕駛疲勞影響分類；建立駕駛疲勞評價體系及測試系統；構築危險狀態下疲勞效應辨識模式等問題；提出駕駛疲勞形成、蓄積和變化過程的機制。
  11. Ensemble averaging ( ea ) is a conventional method for improving the snr of the recorded vep. depending on the snr of the recorded signal, ea requires 100 - 2000 trials to estimate an ep. targets of others methods are concentrated on decreasing the number of repetitions required and speeding up ep estimation

    但是平均方法忽略了每次試驗之間vep的變異，而且反復刺激會引起神經系統疲勞，危重病人難以承受，也將直接影響到誘發響應的波形，因此對vep進行單次或少次提取並跟蹤每次試驗中vep的變化成為人們關注的研究目標。
  12. Flexible cellular polymeric materials - determination of physical properties - part 4 : compression set and fatigue characteristics

    撓性多孔聚合材料.物理性能的測定.第4部分:壓縮變形和疲勞特性
  13. At least 60 bridge sites developed fatigue cracks as a result of out-of-plane distortion in a small gap.

    至少有60座橋上出現的疲勞裂紋是由於小間隙處的面外變形引起的。
  14. Flame tube in aircraft engine undergoes high temperature and high speed airflow washing. a hypothesis was suggested, which takes the transient heat transferring as the main reason to the cracking and damage on flame tube. finite element method was adopted to simulate the thermal fatigue and the hypothesis was reproduced

    發動機火焰筒的熱疲勞損傷是導致火焰筒失效的主要原因，本文提出了一種火焰筒熱疲勞損傷假設，認為火焰筒熱疲勞損傷不是由於發動機的運行和停車時冷熱溫度循環造成的，而是發動機啟動時瞬態溫度傳導過程中材料循環塑性變形的結果，利用該假設結合有限元計算模擬了火焰筒產生疲勞損傷的原因。
  15. Rheometer 、 mooney viscometer 、 carbon black dispersion tester 、 tensile strength tester 、 ozone test chamfer 、 plunger / bead unseating tester 、 dynamic testing systems 、 heat generation & flexing fatigue tester, and other rubber and plastic testing instruments

    硫化儀、門尼粘度儀、拉力試驗機、外胎強度/胎唇脫圈阻力試驗機、耐臭氧試驗機、疲勞變形發熱試驗機、動態測試分析儀、碳黑分散度儀…等各種橡塑料測試儀器。
  16. According to fractal propagation characteristics of fatigue crack, it defines structure fatigue fractal damage variables and sets up the structure fatigue damage fractal evolution mode which macro and micro are consistent

    採用分形維數定義了結構疲勞分形損傷變量，根據疲勞裂紋的分形擴展特點，建立了宏細觀統一的結構疲勞損傷分形演化模型。
  17. Fatigue tests were carried out for 70 small - scale beams ( 55 lsfrc beams and 15 plain concrete beams ). the evolvement of fatigue strain and damage with cycles was discussed and the influence of steel fibers and the stress level on the fatigue strain and damage was analyzed

    通過70根（層布式鋼纖維路面55根，素混凝土15根）試驗小梁的等幅彎曲疲勞試驗，得出了層布式鋼纖維路面混凝土的疲勞變形和損傷特徵，並分析了鋼纖維和應力水平對疲勞變形和損傷的影響。
  18. Testing study on fatigue deformation law of red - sandstone under triaxial compression with cyclic loading

    周期荷載作用下紅砂巖三軸疲勞變形特性試驗研究
  19. Testing study on fatigue deformation law of rock under cyclic loading

    周期荷載作用下巖石疲勞變形特性試驗研究
  20. Based on a large numbers of model / simulation test of the intermittent cracked rock - like samples, fatigue strength, fatigue deformation and crack appear in preexisting cracks tips, the growth of crack, the pattern of crack coalescence are studied / analysed systemically by means of cyclic load and static load, in the course of the model test, the difference between cyclic load and static load of crack appear in preexisting cracks tips, the growth of crack and the pattern of crack coalescence are observed and analysed

    在試驗過程中，觀察並分析了循環加載方式下，預置裂隙端部裂紋萌生、擴展、巖橋貫通模式與靜載方式下的差異；探討了疲勞裂紋萌生、擴展的機理，分析了加載頻率、荷載水平對裂隙試樣疲勞強度、疲勞變形（總變形和不可逆變形）的影響規律。
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