路面疲勞壽命 的英文怎麼說

中文拼音 [lùmiànpíláoshòumìng]
路面疲勞壽命 英文
fatigue life of pavement
  • 路 : 1 （道路） road; way; path 2 （路程） journey; distance 3 （途徑; 門路） way; means 4 （條理） se...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 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...
  • 路面 : road surface; pavement; roadbed路面板 road deck; roadway slab; 路面標高 grade elevation; 路面標線...
  • 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. 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。
  2. Consequence analysis of smoothness to cement concrete pavement ' s fatigue failure

    平整度對水泥砼路面疲勞壽命的影響分析
  3. 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。
  4. 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。
  5. Abstract : through the calculating analyses for the high temperature track, low temperature shrinkage and chap, and the weariness ages discussion is made on bitumen pavements consisting of three courses, and consequently given the methods to select the bitumen mixture

    文摘:通過對瀝青路面的高溫車轍，低溫縮裂和疲勞壽命的計算分析，得出了瀝青路面三層各自的主要功能，提出按照各層所承擔的主要功能選擇合適的瀝青混合料。
  6. According to the principle of fatigue damage, a useful method of probability design for springs is presented

    通過系統動力響應的譜分析，應用可靠性研究方法，給出路面隨機激勵下減振彈簧設計、疲勞壽命估計方法和步驟。
  7. Modal analysis, frequency response analysis, random vibration analysis and vibration fatigue analysis are carried out based on the modified finite element model. the first natural frequency of pcb is 57 hz, and the dynamic response in the first natural frequency is the largest. weak points are also found

    為分析該印製電路板可靠性及設計缺陷，需對修改過的有限元模型進行模態分析、頻率響應分析、隨機振動分析及疲勞壽命分析，以全面了解該印製電路板的動態特性（包括:印製電路板的固有頻率、隨機振動響應情況） ，以及存在的薄弱環節。
  8. 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。
  9. With the developing highway communications, the traffic is increasing and axle is becoming heavier and heavier, all of these demand the high quality of cement concrete pavement the experience of past ten years in highway construction shows that the practical life time of cement concrete pavement is far more shorter than anticipated. damages such as cracking are offen occurred in first serval years they caused direct and indirect economic losses and bad social influences. in addition to control overloaded vehicles by means of administration, the compressive strength, bending strength wear - ability should be improved to solve all these problems

    十幾年的高等級公路建設實踐表明，水泥路面的使用壽命遠遠小於其設計壽命，往往在通車幾年後就出現一些病害，如坑槽、斷板等病害，帶來的直接、間接經濟損失和不良的社會影響。解決這些問題，除了運用行政強制手段控制超載車輛外，必須提高水泥混凝土的彎拉強度、疲勞強度、耐磨強度、阻裂限縮能力，從而提高水泥混凝土路面的使用壽命。
  10. Based on paris law, the effects of different parameters of fatigue model and pavement structure on the fatigue propagation rules and fatigue lives of top - down cracks are analyzed using appropriate numerical method, and some recommendations about pavement material selection and structure design are presented

    基於paris公式，本文採用合適的數值方法分析了疲勞模型參數和路面結構參數對自上而下裂縫的疲勞擴展規律與疲勞壽命的影響，給出了路面材料選取與路面結構設計等方面的有關建議。
  11. The analyses of overloading and non - uniform distributed load show that the fatigue lives of asphalt pavement decrease rapidly for the increment of load and non - uniform distribution of load resulted from overload. therefore, it should be attached great importance to the limitation of overload

    此外，本文還分析了車輛超載和荷載非均布的影響:隨著荷載的增加，再加上車輛超載造成的荷載非均布，瀝青路面的疲勞壽命下降很快。
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