pavement crack 中文意思是什麼
pavement crack
解釋
鋪面裂縫-
This thesis for the first time bases its analysis on the maintenance characteristics and repair mechanisms for crack filling and pothole repair in asphalt roads. it analyzes the properties of the aggregate and the bituminous binder in patching materials, and further analyzes the compatibilities of the aggregate and the bituminous binder, patching materials and old pavement materials. furthermore, it determines the grading types, the mineral aggregate gradations, the application rate of asphalt, the principle of selecting component materials and the air void
本文首次依據瀝青路面裂縫填封和坑槽修補的維修特性和修補機理，全面分析了修補材料中集料與瀝青結合料應具備的性能要求，並對集料與瀝青結合料、修補材料與原有路面材料的相容性進行了深入的分析，同時分析確定了修補材料的級配類型、礦料級配、瀝青用量范圍、組成材料的選用原則及空隙率等。 -
Secondly, making use of the road condition and date of different districts of hebei province, the main diseases of road are analyzed, and combined with the local climate, the factors that cause these diseases are analyzed too. this article discusses the factors, including the quality of asphalt and aggregate, gradation and bituminous quantity, effect on the performance of asphalt mixture. finally, through some new key technical index, including the high - temperature rut resistance, low - temperature crack resistance, and water stability of asphalt pavement, the material types, material grade and pavement structure have been put forward to be fit for asphalt pavements of every area of hebei province
其次，通過對全省各地市的路況、氣候等資料進行實地調查，利用收集上來的資料分析河北省的主要道路病害，並結合當地的氣候情況，分析病害的主要類型及特徵，找出病害的主導因素，並利用一些新的關鍵性指標（如試驗方法、評定指標等）來分析瀝青路面的高溫抗車轍性、低溫抗裂性和水穩定性等瀝青結合料和瀝青混合料的相關路用性能。 -
Through the research and analysis on the three aspects concerning the base interface of the pavement panel, crack accumulation, expansion in the pavement panel and interaction between spring plates on the road surface as well as its damage on the road fatigue, it is first brought forth that the process of fissures and breakage in the cement concrete pavement can be divided into three stages, i. e. stage of initial crack formation and damage in the bottom of the pavement slab, stage of accumulation, intensifying & expansion in ruptures from load during the time of use and stage of fissures & breakage in the pavement
通過對路面板底界面開裂、路面板中裂縫積聚、擴展和路面表面車板相互作用及其對路面疲勞破壞的影響等三個層面的研究和分析，首次提出水泥混凝土路面的開裂和破壞過程可以分為三個階段，即路面板底初始損傷西南交通大學博士研究生學位論文第11頁和早期裂縫的形成階段、使用期間荷載作用對路面造成的開裂損傷累計、加劇和裂縫擴展階段以及路面斷裂破壞階段。 -
On the basis of investigation and analysis, the author, directed against such diseases in cement concrete pavement as rupture, hollow, crack and mud - pumping, presents the measures of replacing the whole slab and filling slurry
在調查分析的基礎上，針對舊水泥混凝土路面板的斷裂、脫空、裂縫和唧泥等病害，提出了整板更換或壓漿灌入等方法。 -
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。 -
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。 -
The repairing methods of the cement concrete pavement are classified as four types : full depth replacing, crack casting surface covering and grout pouring. the repairing method and process and materials are studied. the effect of the repairing is also studied
本文針對不同的病害提出了全層置換、灌縫、薄層罩面和壓漿四種修補方法，研究了這幾種修補方法的工藝過程、修補材料和實際修補效果。 -
Considered anti - crack for asphalt surface and split for lean concrete base, design standard of asphalt pavement with lean concrete base is developed
考慮控制面層反射裂縫和基層疲勞開裂，提出貧混凝土基層瀝青路面的設計標準。 -
To the northwest area climate, to use the glasgrid which has the next characters : the high tensile strength, the low elongation, the high modulus of elasticity and so on, to absorb the crack of asphalt pavement on a semi - rigid type
計算、實驗室試驗及最終的現場試驗表明，對試驗路? ?寧夏古王高速公路而言，採取加鋪玻璃纖維格柵來降低溫縮型反射裂縫的措施是非常有效的，其鋪設位置宜在基層頂。 -
Simultaneously, the distinct effect of every factor is studied in the paper. in this text, based on the lime - fly ash stabilized aggregates mixture design, the pavement behavior and performance of designed mixture is studied and contrasted with the mixture which is recommended by the design specification of highway asphalt pavement, including mechanical performance, stableness, anti - brushing performance, the anti - crack performance and fatigue performance
在配合比設計的基礎上，研究了骨架密實型二灰碎石的力學性能、穩定性能（水穩性和冰凍穩定性） 、抗收縮性能、抗沖刷性能和疲勞性能，並與《公路瀝青路面設計規范》推薦級配二灰碎石混合料的路用性能進行了對比。 -
At last, reflective crack ' s propagation speed of different pavement structural combination was analyzed too
最後運用paris公式對不同結構組合的路面進行了反射裂縫擴展速率的計算。 -
Pavement ' s temperature distribution field when suffering sudden temperature dropping was numerical simulated. crack top ' s tension stress and stress intensity factor caused by thermal stress were computed, structural parameters " sensitivity analysis were made as well
對路面突然降溫時的溫度場進行了數值模擬，計算了溫度應力作用下反射裂縫尖端的拉應力、應力強度因子，並對其進行了參數分析。 -
Cracking of asphalt concrete pavement with semi - rigid base course is influenced by many complex factors. this thesis applies neural net ' s theory and three - dimension dynamic technique of simulation to research. the author develops emulator system of crack ' s forming, and that draws up corresponding emulator program
半剛性基層瀝青混凝土路面的開裂受許多復雜因素的影響，本論文將人工神經網路理論與三維動態模擬方法引入研究中，開發出裂縫形成的模擬模擬系統，編制出相應的模擬模擬程序。 -
Now, the scholars of internal and overseas pay close attention to the mechanics function of sfrc, such as in the references [ 3, 13, 14, 16, 23, 27, 28, 29 ], and so on. however, in the practice pavement engineering project, the sfrc is given not only the effect of vehicle and shock load, but also the effect of the temperature changes and sun radiation. therefore, the temperature and load stress are the main factor of the damage of the rigid pavement structure. because of the existent of the temperature stress, the sfrc pavement structure may be destroyed by the expand of crack. therefore, the research and analysis of the temperature load and stress of sfrc pavement structure are important to control the crack of sfrc pavement structure
目前，國內外學者對鋼纖維混凝土的研究著重於鋼纖維混凝土的力學性能，如文獻[ 3 ， 13 ， 14 ， 16 ， 23 ， 27 ， 28 ， 29 ]等。而鋼纖維混凝土在實際路面工程的應用中，不僅要受到路面車輛移動載荷和沖擊載荷的作用，還要承受路表的溫度變化及日輻射的作用，所以溫度應力與車輛荷載應力同樣都是剛性路面產生破壞的主要因素。由於溫度應力的存在，會引起鋼纖維混凝土路面板結構產生裂紋。 -
Image enhancement for pavement crack image based on fuzzy theory
基於模糊邏輯的彩色圖像分割 -
Analysis and prevention of concrete pavement crack reason
水泥混凝土路面斷裂原因分析及預防措施 -
Prevention and control technology of asphalt pavement crack in desert region
沙漠地區瀝青路面裂縫的防治技術 -
Numerical simulation of asphalt pavement crack propagation and analysis of influence factors
瀝青路面裂紋擴展數值模擬及影響因素分析 -
Analyzing and predicting construction crack of the semi - rigid base course asphalt pavement
半剛性基層瀝青路面施工期開裂分析及預測 -
In this paper, according to the reaction of deformation and crack of pavement caused by the non - uniform settlement and the whole stability between the new & old embankment after widening the used road on soft ground, based on the study of settlement and stability of soft ground, the author systematically analyzed the mechanism of geosynthetics in the widening pavement structure, and presented a whole settlement computing method of reinforced embankment in widening structure with the theory of soil mechanics
本論文將利用土力學的相關理論，針對軟土地基上舊路加寬后，在新舊路基間所出現的不均勻沉降和新舊路基整體結合強度不夠而引起的路面變形、開裂等現象，從軟土地基沉降和路基穩定性入手，系統分析了土工合成材料在加寬路基結構中的作用機理，並初步提出了加寬道路加筋路堤沉降計算的一整套方法。
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