pavement life 中文意思是什麼

pavement life 解釋
路面壽命
  • pavement : n. 1. 鋪石路,〈英國〉人行道 (=〈美國〉 sidewalk); 〈美國〉車道 (=〈英國〉 roadway)。2. 鋪地,鋪石;鋪路材料。3. 【動物;動物學】鋪石狀構造[密生的齒列等]。
  • life : n (pl lives)1 生命,性命。2 一生;壽命;【原子能】(亞原子粒子的)生命期;使用期限,耐久性。3 ...
  1. Many engineering experience demonstrate that in order to elevate subbase working properties, lower project investment, prolong pavement using life - span and raise synthetical benefic,

    大量的工程實踐表明,為了提高基層工作性能,延長路面使用壽命,必須在配合比設計時將抗裂性考慮在內。
  2. Standard specification for preformed retroreflective pavement marking tape for limited service life

    服務壽命有限的預制反射路面標志帶的標準規范
  3. 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。
  4. Performance - based whole - life design method for asphalt pavement - design method for heavy - duty road part

    重交通瀝青路設計方法之二
  5. The pavement subdrainage system removes excessive subsurface water to the edge of highway in time, so it can improve pavement performance and extend service life. asphalt treated permeable base ( atpb ) material has been widely used due to its high drainability and construction convenience

    如果在路面內部設置排水系統,將路面結構中的內部滯水及時排除到路面和路基結構外,可以改善路面的使用性能,提高其使用壽命。
  6. Through setting interior drainage system, water saved in the pavement structure can be eliminated from subgrade and pavement structure, and it does good to improve the pavement performance and prolong the service life of pavement

    設置路面結構內部排水系統,能夠將積滯在路面結構內的水分迅速地排出路基、路面結構外,有利於改善道路的使用性能,延長路面的使用壽命。
  7. Standard specification for preformed retroreflective pavement marking tape for extended service life

    延長使用壽命的預制反射路面標志帶的標準規范
  8. Standard specification for extended life type, nonplowable, raised retroreflective pavement markers

    耐久型不可磨去的凸起式反射路面標志的標準規范
  9. Finally, the distribution discipline of the cyclic changing temperature damage factor under the conditions of low temperature through the equivalent assumption and energy equivalent model based on damage mechanics theory. the fatigue life of the 4cm depth sawed cracking road is obtained under the conditions of - 15 based on the shenyang - dalian highway. in this paper, the inhomogeniety of asphalt concrete resulting from temperature change is considered, when the influence of the temperature change on the semi - rigid asphalt pavement concrete is analyzed

    最後,基於損傷力學理論,通過等效應變假設原理和能量等價模型,得到低溫下循環變溫損傷因子的分佈規律,以沈陽?大連高速公路的預鋸縫為工浙江大學博士學位論文廣義荷載作用下道路與軟基共同作用研究王金昌2003年5月程背景,預測了4cm深的鋸縫在一巧路表變溫作用下的疲勞壽命。
  10. It is commonly recognized that subsurface drainage system can improve pavement performance and extend service life. as an essential part of subsurface drainage system, the layer setting and characteristics of asphalt treated permeable material directly affect the performance of subsurface drainage system, which is lucubrated in this paper. based on the typical semi - rigid pavement without permeable layer, using multilayer elastic system program, rational pavement structure with permeable layer at different locations is first analyzed

    本文以高等級公路瀝青路面的典型結構形式作為未設排水層的路面結構原型,通過不同的設置層位分析對排水層的回彈模量和厚度的要求,探討設置排水層的路面結構的一些結構參數適宜的取值范圍,並在此基礎上運用灰色系統關聯分析方法,對不同設置層位的路面結構的技術指標進行比較分析,得出較優的層位設置方案。
  11. Linear elastic dynamic fracture mechanics are adopted to analyze the working characters of the semi - rigid asphalt pavement with the reflective cracking. it is successful to simulate the crack expansion process based on elastic damage theory, at the same time the fatigue life is forecast. the research findings are valuable for the pavement engineering practice on the soft clay ground

    本文分析路表變溫對軟土地基上半剛性路面結構體的作用時,考慮了路表降溫導致瀝青混凝土回彈模量的非均勻性,採用線彈性動斷裂力學分析軟土地基上含反射裂縫半剛性路面結構體的工作性狀。
  12. 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。
  13. Analysis of bituminous pavement structure and its life period cost

    瀝青路面結構及其壽命周期費用的分析
  14. In view of a suburb major trunk road pavement failure, mainly from surface depression, cracking and slipping, water destruction, design failure, this paper analyzes the cause of destruction, proposed the preventive measure, to avoid the early destruction of the pavement, thus enhancing the quality of the road surface and lengthening the service life of the road

    摘要針對市城郊某主幹道的路面破壞現象,主要從路面沉陷、裂縫和滑移、水破壞、設計不合理等幾個方面分析瀝青路面產生破壞的原因,同時對應地提出了瀝青路面破壞的預防措施,以此引起廣大道路設計人員與施工人員的重視,避免瀝青路面的早期破壞,從而提高路面的使用質量和延長道路的使用壽命。
  15. 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。
  16. Periodic maintenance and rehabilitation can prolong the road ' s service life. an asphaltic overlay is applied to the old pavement surface in good time, which not only enhances the strength of the pavement, but also improves the using performance of the old pavement instead of doing lots of rebuilding works. therefore, the thickness of asphalt concrete overlays is less than the thickness of the reconstructed pavement

    定期的養護與維修可以延長瀝青路面的使用壽命,及時地在瀝青路面上加鋪罩面,不僅可以增強路面強度,還可改善路面的使用性能,而不必做大量的重建工作,其厚度也小於重建施工的厚度,因此對于已破損的路面,採用瀝青混凝土罩面常可以提供最經濟的修復形式。
  17. The essay researched the compressive strength, bending strength, impact resistance and abrasion resistance of high strength polypropylene fibermesh concrete the mechanism of enhancing the properties of high strengh poloypropylence fibemesh road concrete composite was discussed and analyzed the regression on tensile strengh with portland cement mixed with fiber was derived using experiment the tensile strength of fiber soil stablization with porland cement was increased with dosage and length of fiber while the former was more effective than the latter test and analysis results indicate that polypropylene fiber can not only reinforce the strength of concrete, but also obviously promote the flexural fatigue life by the great stress the application of polypropylence fiber reinforced concrete in pavement construcion are also introduced

    文章研究了不同摻量有機纖維混凝土的抗壓、抗折強度、抗沖及性能、疲勞性能及耐磨性等各種路用性能,綜合論述了有機纖維對水泥混凝土路用性能的影響。通過試驗闡述了纖維水泥混凝土各種路用性能與纖維摻量、長度間的關系。分析表明纖維水泥混凝土隨著纖維摻量和長度增加而增加,且纖維摻量對纖維混凝土抗拉強度的影響比纖維長度的影響更大。
  18. Finally, in response to the cavities beneath road slabs, 3d finite element analyses of pavment structures were conducted, the impacts on bearing capacity and life of pavements caused by cavities were analyzed, the reasons of early distresses were revealed ; also, in the aspects of pavement materials and structures, the measures and methods to prevent cavities were explored

    最後,針對混凝土路面板板底脫空現象,對路面結構建立三維有限元模型,通過大量的有限元計算,分析了板底脫空對路面板承載力及使用壽命的影響,揭示了路面發生早期損壞的根本原因,並從路面材料和結構設計方面探討了防止路面板脫空的措施和方法。
  19. It was quite dark when prince andrey rode into brnn, and saw himself surrounded by high houses, lighted shops, the lighted windows of houses, and street lamps, handsome carriages noisily rolling over the pavement, and all that atmosphere of a great town full of life, which is so attractive to a soldier after camp. in spite of the rapid drive and sleepless night, prince andrey felt even more alert, as he drove up to the palace, than he had on the previous evening

    當安德烈公爵乘車駛入布呂恩的時候,天色已經黑了,他看見周圍有一棟棟高大的樓房,商店和住宅的窗戶里燈火通明,一排排路燈閃爍著耀眼的光輝,豪華的馬車沿著石板馬路駛行,發出轔轔的響聲,這正是熱熱鬧鬧的大城市的氣氛,對那個度過一段兵營生涯的軍人來說,這種氣氛真是十分誘人的。
  20. In this article we will prove the feasibility of highway construction rock material production base in hubei province from three aspects : economy, technique and finance. then we will researche the management of rock material production base from two points of view : property right dividing and corporate governance. and we hope the production base may improve the capacity of pitch mixture and prolong the pitch pavement life by modern production technics, scientific composing design and high economic income and serve for the construction of high - grade highway in hubei province

    本文從經濟、技術和財務三方面論證了建立湖北省公路建設石材生產基地建設方案的可行性,並從產權界定和公司治理結構兩個角度對石材生產基地的運營做了進一步深入的研究,希望以精良的礦料制備、科學的組成設計和較高的經濟收益,來改善瀝青混合料的路用性能,延長瀝青路面的使用壽命,更好地服務于湖北省的高等級公路建設。
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