長疲勞壽命 的英文怎麼說

中文拼音 [zhǎngpíláoshòumìng]
長疲勞壽命 英文
long fatigue life
  • 長 : 長Ⅰ形容詞1 （年紀較大） older; elder; senior 2 （排行最大） eldest; oldest Ⅱ名詞（領導人） chief;...
  • 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 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。
  2. 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。
  3. It is shown from results that increasing carburizing time further in the normal technology can not obviously deep the carburizing layer, but can cause nonmartensite microstructure at the bottom of the gear and coarse grain across the gear, these will heavily decrease the fatigue life of the gear

    結果表明：在正常滲碳淬火工藝基礎上再延長滲碳淬火1小時，齒輪滲碳層深度變化不大，但其齒根局部表面處有非馬組織，且晶粒尺寸易產生異常長大現象，從而致使臺架疲勞壽命明顯下降。
  4. Finally, the fatigue equation and axle load conversion are applied to forecast the steel bridge deck pavement ' s service life of nanjing second yangtze river bridge

    結合南京長江第二大橋鋼橋面鋪裝工程，應用所建立的疲勞性能方程以及軸載換算公式對鋼橋面鋪裝層使用壽命進行預測。
  5. The nano diamond particle improve friction surface lubricate condition, mainly by the nano particle repair and inlay effection nanometer particle deposition in the friction contact region, fills the friction damage spot promptly, has the repair function, simultaneously prevents the crack from further development, achieves the goal of prolong fatigue life

    納米金剛石微粒通過微粒修復作用和鑲嵌作用，改善摩擦表面的潤滑狀態。在摩擦過程中，納米微粒沉積在摩擦接觸區域，填補摩擦損傷部位，起到修復作用，同時阻止裂紋的進一步發展，延長了陶瓷球疲勞壽命。
  6. 5 component fatigue life curve ( p - s - n curve ) is used in fatigue life analysis. the thesis provides fatigue life whose possibility is 95 % or 50 %. the analysis results of fatigue life and weak elements agree with fact

    本論文分析了該泵車可靠度為95和50的疲勞壽命，分析結果與泵車長期使用總結出的疲勞壽命基本吻合，且分析結果疲勞壽命薄弱部位在泵車實際工作中基本都產生過疲勞裂紋。
  7. Accelerated fatigue testing in super - long life region

    超長壽命加速疲勞實驗方法及其應用
  8. On ultra - long life fatigue behavior of 50 axle steel under ultrasonic frequency

    車軸鋼超長壽命疲勞性能研究
  9. The influence of stress ratio on maximum crack width of specimens is obvious, and the larger the stress ratio is, the longer the fatigue life is, it can influence the mechanical property of specimens directly

    應力比對試件梁的最大裂縫寬度影響顯著，應力比越大，疲勞壽命越長，直接影響試件梁在疲勞荷載作用下的性能。
  10. There is a slight drop of the fcpr when the specimen s thickness increases. however, the thickness of the specimen exerts a great influence on kth and fatigue life ( n ) : the thicker specimen is, the higher fatigue life ( n ) becomes, and the greater kth shows. under control of the same conditions, the fcpr of am50 is not so high as that of az91. there are some correlations between load ratio ( r ) and the fatigue surface : when load ratio becomes great, small flat surfaces increase while dimples decrease

    試樣厚度增大，穩態裂紋擴展速率略有減小。但是，試樣厚度影響試樣的疲勞壽命和門檻值：試樣越厚，疲勞壽命越長，門檻值越大；在試樣尺寸和加載條件相同的情況下， am50的疲勞裂紋擴展速率較az91小，疲勞壽命則比az91長。載荷比r影響試樣的斷口形貌：載荷比r越大，對應相同k值出的斷口小平面越多，韌窩越少。
  11. This product is under pressure, small bending radius, the anti - fatigue properties of strong, long life and other characteristics, widely used in metallurgical casting side, oil drilling, engineering machinery, and various types of hydraulic mining extraction machinery

    本產品具有承受壓力高、彎曲半徑小、抗疲勞性能強、使用壽命長等特點，廣泛應用於冶金邊鑄、石油鉆探、工程機械、礦山採掘及各類液壓機械等。
  12. 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。
  13. Nylon is one of the best quality snthetic fibers the rubber in dustry use nowadays. the nylon canvas is woven by nylon fibers both in warp and in weft, it is the most widely used fabric in rubb - er industry, and its outstanding merits are its high abrasion resistance. high fensile strength and good fatigue resistance. connvyor belts with nylon canvas inside have the characteristics of thin belt body, high tensile strength, good shock resistance, good troughability, high adhesion between pli - es, splendid flexibility and long working life. nylon conveyor belts are suitable for medium, long - di - stance and heavy - load transportation of materials, widely used in mining, metallurgical industry and architectural industry, ports and etc

    產品說明:尼龍是橡膠工業目前所用合成纖維中性能最好的品種之一，其結構經緯向均為錦綸纖維編織，用途最廣的品種，它最突出的優點是耐磨性好，強度高，耐疲勞性好，尼龍帆布做成輸送帶具有帶體薄，強力高，耐沖擊，成槽性好，層間粘合力大，屈撓性優異及使用壽命長等特點，適用於中長距離，較高載量，高速條件下輸送物料，廣泛用於礦山，冶金、建築、港口等部門。
  14. The results indicated that the fatigue life would be extended with first loading at a high stress amplitude and then a low stress amplitude during the fatigue process

    發現先進行高應力加載后換用低應力加載將會顯著延長合金的疲勞壽命。
  15. The fatigue test results illustrate that the bonded afrp can improve the fatigue performance of the strengthened beams, enhance the service life of the reinforced concrete structures, which testified the validity and feasibility of this technology in the field of structure strengthening

    試驗表明：採用芳綸纖維進行加固后，鋼筋混凝土梁的抗彎、抗裂疲勞性能得到了極大改善，損傷混凝土結構的使用壽命得到有效延長，從而驗證了芳綸纖維加固鋼筋混凝土結構的有效性和可行性。
  16. Research on extending fatigue life of welding - joint by ham mer peening

    錘擊處理延長焊接接頭疲勞壽命的研究
  17. According to the relationship between material fatigue performance curve and concerned parameters in fracture mechanics, the relationship between fatigue life and crack half length is obtained, that is equivalent crack length of fatigue life. the function relationships between these two aspects are constructed. the experiment data show that this method can express the same character of fatigue life of all kinds of materials and experiment data acquired from different materials can be used each other

    通過材料力學疲勞性能曲線和斷裂力學之間有關參量間的演變關系，得到了疲勞壽命與裂紋半長的關系，即疲勞壽命的折算裂紋長度，建立了兩者之間的函數關系並利用這個函數關系說明了疲勞壽命的切線模量因子法，能反映各種材料疲勞壽命的共同變化規律，試驗數據可在不同材料之間互相參考使用，具有重大意義。
  18. Empirical expressions of the total longitudinal strain and the secant modulus are given. in addition, the relationships of the increasing rate of the total second - stage strain and the decreasing rate of the secant modulus with the number of cycles are obtained respectively

    給出了縱向總應變、割線模量的經驗公式，及其第二階段總應變增長率、割線模量衰減率分別與疲勞壽命的經驗公式。
  19. The methods used in our country ca n ' t meet the request of long - life design of modern airplane. driving interference - fit fasteners by stress - wave can achieve high interference and get high fatigue life

    目前我國採用的緊固件安裝方法無法實現較大幹涉量配合，連接結構的疲勞壽命無法滿足飛機長壽命設計的要求。
  20. The application of crack growth approach to the analysis of fatigue life in rubber components is reviewed

    文章回顧了裂紋生長方法在橡膠件疲勞壽命分析中的應用。
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