pavement theory 中文意思是什麼

pavement theory 解釋
鋪砌理論
  • 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]。
  • theory : n. 1. 理論,學理,原理。2. 學說,論說 (opp. hypothesis)。3. 推測,揣度。4. 〈口語〉見解,意見。
  1. It is expectative because of both its eminent performance and simple construction technology, and its economical preponderance. through the test of the six fibers and three gradations, the asphalt mixture of different combination, this paper analyses the fibers influence on the pavement performance, expatiates the strengthening mechanism of the fiber asphalt concrete pavement with theory of composite material and the interfacial chemistry

    本文通過六種纖維和三種礦料級配的瀝青混合料大量室內試驗研究,全面分析了纖維對瀝青混合料路用性能的影響,結合復合材料理論和界面化學知識,較系統的闡述了纖維對瀝青混合料路用性能的改善作用機理。
  2. According to the pavement structure dynamical analyze theory, the principle and process of the pavement modulus back - calculation have been discussed. the appliance ideas of the dynamical modulus among the pavement evaluation, the dynamical characteristic and correlative dynamical parameters of the cement concrete pavement surface, basement and subsoil have been investigated, and the contrast relationships between dynamical and static modulus of the cement concrete pavement have been established, and the evaluation standard of the structure layers " dynamical modulus of the cement concrete pavement has also been presented

    根據路面結構動力分析理論,對路面模量反算的原理及實現過程進行論述,研討了動態模量在路面評價中的應用思想及水泥混凝土路面面層、基層、土基的動態特性和相關的動力參數,建立了水泥混凝土路面動態模量與靜態模量的對比關系,提出了水泥混凝土路面各結構層動態模量的評價標準。
  3. Before studying the concrete composite deck pavement, we introduce the basic theory of touching analysis, and come up with the realization of touching analysis in the fem analysis considering the touch of concrete bridge cover plates, asphaltum concrete overlay with bridge cover etc. connect with the experiment on the spot of bridge, the software ansys is used to solidity modeling and analyzing an assembly simply supported bridge before adding overlap, after adding overlap etc., and study the influence of adding overlap on the underside bridge structures

    在進行裝配式混凝土簡支板橋復合鋪裝結構的探討性研究前,先介紹了接觸分析基本理論,並提出了考慮混凝土橋面板板間接觸、瀝青混凝土加鋪層與橋面接觸等接觸分析在有限元分析中的實現思路。結合一座裝配式簡支板橋現場試驗數據,採用ansys對該橋在加鋪前後進行了實體建模與計算分析,討論了瀝青混凝土加鋪層對下部結構物的影響。
  4. The forward model of gpr electromagnetic wave propagation in pavement system is developed based on maxwell equation in electromagnetic theory

    基於電磁波理論的基本原理,從maxwell方程著手,建立了雷達電磁波在路面結構體系中傳播的正演模型。
  5. This paper gives a brief introduction of the formation mechanism of sma and the handing property of pavement from the aspects of theory and research. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different grads. except, it also having inspected to use the sbs, the pe and the combination material of sbs and pe to analyze the influence to the function of material road

    瀝青瑪蹄脂碎石混合料( sma )以其溫度穩定性好、抗滑性能優良、低噪音、使用耐久等優點在公路建設中越來越受到重視,本文對sma組成特點,強度形成機理與路面使用性能從理論和試驗研究角度進行論述,並針對不同級配的瀝青瑪蹄脂碎石混合料,分析了粗、細集料的粒徑變化對其路用性能的影響,同時也考察了用sbs 、 pe 、 sbs和pe復合改性后的瀝青結合料對混合料的路用性能影響。
  6. 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。
  7. By means of inquisition, the paper analyzes the causes of cement concrete pavement damage in earlier period, divides its damage into stages and analyzes the damage mechanism in theory, then puts forward relevant countermeasure for all stages. on base of these, by studying large quantity of experiments indoors combined testing road, the technique of pressing mortar under cement concrete plank and changing pavement plank, the material used to quickly repair pavement and system for draining off water are analyzed and researched in detail from principle to craft. at same tune, all kinds of repairing material and technique adaptable to cement concrete pavement are put forward

    本文通過對水泥混凝土路面破損的調查,分析了造成水泥混凝土路面早期破損的原因;劃分了水泥混凝土破壞階段,對不同階段的破壞機理進行了理論分析,並相應的提出了各階段的維修養護對策;在此基礎上,通過大量的室內試驗並結合試驗路的研究,重點對水泥混凝土板底壓漿技術、水泥混凝土路面的換板技術、水泥混凝土路面的快速修補材料以及對水泥混凝土路面的排水系統從技術、原理到材料工藝進行了詳細研究和理論分析,提出了適應各種水泥混凝土路面破壞的修補材料和修補技術;最後本文還對修築水泥混凝土路面提出了具有指導性的建議。
  8. 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。
  9. In order to ensure to process regularly the daily maintenance management, this paper is based on the theory and method of database design and the theory of pavement management system, combining the application environment and operation flow of the expressway maintenance system, bringing forward the four stages of the expressway maintenance system design which are the requirement analysis of consumers, conception framework design, logic framework design and physical framework design, scheming out an optimum database mode applied to all kinds of expressway maintenance systems, and establishing a common database application system, so that the expressway maintenance system can evaluate the pavement performance, forecast the pavement performance and make decisions of the pavement maintenance

    為了保證高速公路日常養護管理正常有序的進行,本文根據數據庫的設計原理、方法及路面管理系統原理,結合高速公路養護管理系統的實際應用環境和操作業務流程,提出了高速公路養護管理系統數據庫設計的4個階段? ?用戶實際需求分析、概念結構設計、邏輯結構設計和物理結構設計,設計出適用於各種高速公路養護管理系統最優的數據庫模式,並建立了通用的數據庫應用系統,使得養護管理系統能夠進行路面性能評價、性能預測和養護維修決策
  10. Therefore dynamic measurement and quantitative analysis of vehicle loads have important significance in theory and engineering for research of vehicle dynamics performance and pavement damage mechanism

    因此,車輛輪載的動態測量和定量分析對汽車動力學性能和道路路面損壞機理研究具有重要的理論和工程意義。
  11. 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。
  12. Standard guide for calculating in situ equivalent elastic moduli of pavement materials using layered elastic theory

    使用多層彈性理論計算築路材料原位相等彈性模量的標準導則
  13. The sensitivity analysis of design parameter of subgrade and pavement are used to confirmed the degree of impact on working state with change of the design parameter, it is the rational and economy that the range of design parameter are proposed. structure combination design is used to proposed basic structure of qinhuangdao ' s asphalt pavement in view of local natural environment, build material, traffic classification and soil grades. this paper puts forwards suiting 39 kinds of typical structure of qinhuangdao ' s asphalt pavement according to the actual structure, experimental section long - term observation, extensive surveys, structure theory ' s analysis and calculation

    在公路等級、交通量等級、土基等級及路面材料參數研究的基礎上進行路基路面設計參數敏感性分析,用以確定設計參數的變化對路基路面工作狀態的影響程度,並據此給出了經濟合理的路基路面設計參數范圍;結合本地自然環境、築路材料、交通狀況及土質情況進行路面結構組合設計,提出了適宜於秦皇島地區公路瀝青路面的基本結構;最後根據實際路面結構、試驗路的長期觀測、大量調查與路面結構理論分析計算相結合,提出並推薦適合秦皇島地區的39種瀝青路面典型結構,這是本課題的主要宗旨,其研究成果將直接指導設計人員的工作,並避免隨意性和盲目性,對加快秦皇島地區公路交通事業的發展將具有十分重要的意義,對其他地區也有一定的指導意義。
  14. 2. a mechanic model which can reflect the real case of the pavement cracking was developed, and analysised the cracking model in the overlays. meanwhile, described the theory and methodology of the fracture mechanics

    建立了一種能夠反映實際罩面層開裂破壞的力學模型,分析了反射裂縫在罩面層內擴展的形式,並闡述了斷裂力學的基本原理及方法。
  15. ( 3 ) according to system science theories and the function principles, the thesis defines the pavement structure performance. and choose the five token road indexes which stand for pavement usage functions, namely road structure strength index ( rssi ), road quality index ( rqi ), pavement function condition pfc or sfc, pavement condition index ( pci ) and pavement environment index ( pei ), and discuss various indexes rating standard. in a word, the study and evaluation of pavement performance was established systematically, which provide a fundamental theory for the pavement management

    ( 3 )依據系統科學理論和功能原理,對路面結構使用性能進行了定義:確定了表徵路面結構使用性能的五項指標,即路面承載能力系數rssi 、路面行駛質量指數尺rqi 、路面行駛安全性能指數pfc或sfc 、路面破損狀況指數pci和路面環境性能指數pei ,並討論了各項指標的測定和分級標準,為路面結構使用性能的系統研究奠定了理論基礎。
  16. Secondly, the mechanical respond of a typical asphalt pavement structure under heavy load was analyzed according to multilayer system elastic theory and characteristics of heavy loads, and analysis method of ultimate bearing capacity of asphalt pavements was advanced

    其次,利用彈性層狀體系理論,根據重載的荷載特性,分析了典型瀝青路面結構在重載下的力學響應,研究了瀝青路面極限承載力的分析方法。
  17. Based on the investigation and analysis on the design structure, factual structure, damage, drainage, traffic volume, construction of cement concrete pavement in zhengzhou, this paper finds out the defect on design, construction and maintenance of cement concrete pavement, and discusses the main reasons which cause it to damage in theory and practice

    本文通過對鄭州市具有代表性的水泥混凝土路面結構設計狀況、實際路面結構狀況、破損狀況、排水狀況、交通量狀況、施工情況、養護情況的詳細調查和較系統的分析,找出了水泥混凝土路面設計、施工、養護等方面存在的不足,並從理論和實踐上論證了這些不足是造成水泥混凝土路面損壞的主要原因。
  18. With laboratory test and theory analysis, structure design method of asphalt pavement with lean concrete base is systematically studied in the paper

    本文通過室內試驗和理論分析,對貧混凝土基層瀝青路面結構設計方法進行了系統研究。
  19. Applying this forward model, the system identification theory is firstly introduced to gpr signal analyzing field, and the sidthk program is developed for backcalculating dielectric property and thickness of pavement structures

    應用該正演模型,首次將系統識別理論引入探地雷達信號分析領域,提出了路面結構層材料介電特性及其厚度反演分析方法,並開發了反演分析軟體sidthk 。
  20. The forward model for gpr electromagnetic wave propagation in pavement system is established based on the basic theory of electromagnetic through analyzing the propagation characteristics of electromagnetic wave propagation in pavement, then the reflected signals of gpr wave propagation in different pavement structures are simulated

    基於電磁波基本理論,通過分析雷達電磁波在路面結構層介質中的傳播特性,建立了雷達電磁波在路面結構體系中傳播的正演模型,並依據該模型模擬合成了不同路面結構體系中雷達波的反射信號。
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