瀝青結構 的英文怎麼說
中文拼音 [lìqīngjiēgòu]
瀝青結構
英文
bituminous texture- 瀝 : Ⅰ動 (液體滴落) drop; drip; trickle Ⅱ名詞(液體的點滴) drop; drip; trickle
- 青 : Ⅰ形容詞1 (藍色或綠色) blue or green 2 (黑色) black : 青布 black cloth; 青牛 black ox3 (年輕...
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 瀝青 : pitch; asphalt; bitumen; mineral resin; dacholeum; goudron; chian; pez; peucine; pitchblende
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
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Pavement structure that is put forward in this paper turn away these disadvantages that the asphaltum road and ordinary concrete road easily come forth often
本文所提出的路面結構避免了瀝青路面和普通混凝土路面易出現的缺點和不足。The characters and reasons of easily destroyed asphaltum road was mainly discussed in this paper. then some prevention and cure measures was proposed to improve the quality of road construction
摘要瀝青路面易損病害易發生在水泥混凝土加鋪瀝青混凝土、地勢坑凹多雨水、斜坡、轉彎及十字路口、公交站等路段。合理設計路面結構、加強瀝青路面防水設計、嚴格控制施工質量是瀝青路面易損病害的主要防治措施。The analysis of micro - climate site of the road greenbelt in the building process of expressway, a lot of calcareousness, powder of coal ash, asphaltum and stone were put into used. on one hand, it completely destroys the original soil structure, making the soil really barren, on the other hand, the rise of roadbed also affects the ground water to go up, making the soil very drought
路體綠地立地條件分析高速公路在修建過程中,採用了很多的石灰、粉煤灰、瀝青、石塊等材料,一方面使原有的土壤結構被徹底破壞,土質十分貧瘠,另一方面路基抬高影響地下水位上升,土壤十分乾旱。During the previous analysis of asphalt pavement structure with cracks, the stress intensity factors were usually calculated approximatively using plane strain model for some limitation. however, the assumptive load of this model is not coincident to the practical load
在以往分析含裂縫的瀝青路面結構時,由於條件的限制,通常是假設瀝青路面結構近似為一平面應變模型,但是這種模型所假設的荷載與實際作用的荷載有較大的區別。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。The paper is based on innumerable practical heavy - load road data, deliberate heavy - load standard in detail through theoretical arithmetic, and bring heavy - load standard about cement concrete pavement and asphalt concrete pavement separately ; in the meantime, through a large quantity of cement concrete pavement stress calculation, the paper puts forward relation expression between load on concrete board and stress level under board ; meanwhile, the paper puts forward traffic classification about cement concrete pavement and asphalt concrete pavement ; through bearing board testing on each structure sheaf the paper finds the material modulus gets modified ; through comparing position equivalent rebound modulus to theoretical equivalent rebound modulus, the paper points out limitation of nomograph in course of cement concrete pavement design, whereby, puts forward modifier formulas about theoretical equivalent modulus
本文以大量的重載道路資料為主,從實際出發,結合理論計算,對重載標準進行了詳細的討論,分別給出了水泥混凝土路面與瀝青混凝土路面的重載標準了;同時,通過大量的水泥混凝土板底應力計算,推導出了混凝土面板荷載與板底應力水平的關系式;給出了水泥混凝土路面與瀝青混凝土路面的交通分級;通過對試驗路各結構層進行承載板測試,發現現有材料模量較以前有了明顯的提高;對比現場實測的當量回彈模量與理論當量回彈模量,指出現有水泥路面設計中的諾謨圖不能完全符合現有道路材料,從而提出了對理論模量的修正公式。Including model th - 2 zinc silicate primer, th - 11 type epoxy zincrich paint, th - 12 type epoxy siderite intermediate coat, th - 17 type polyurethane coating of all kinds of varieties, th - 22 type modified epoxy pitch glass squama coating, etc. it has reliable quality and long antiseptic life, it is the ideal protection coating for large - scale steel construction
包括th - 2型硅酸鋅塗料、 th - 11型環氧富鋅塗料、 th - 12型環氧雲鐵中間漆、 th - 17型各色聚氨脂塗料、 th - 22型改性環氧瀝青玻璃鱗片塗料等。質量穩定可靠,防腐壽命長,是大型鋼結構理想的防護塗料。Lastly, with the fatigue equation, the paper establishes the fatigue stress coefficient which is used in the load stress calculation for lean concrete as undersurface of cement concrete pavement, and the structure coefficient of flexural tensile strength which is used in the flexural stress check for lean concrete as base of asphalt pavement
利用得出的疲勞方程,建立貧混凝土作為水泥混凝土路面下面層荷載應力計算的疲勞應力系數,以及作為瀝青路面基層時,進行層底彎拉應力驗算的彎拉強度結構系數。Bc asphaltenes similar to petroleum asphaltenes and consist of aromatic nuclei, aliphatic chains, and naphthenic ring structures combined in three - dimensional network. but black carbon asphaltenes contains more aromatic carbon, oxygen - function groups, and less aliphatic chains
但碳黑瀝青質與原油瀝青質也是不同的,碳黑瀝青質的分子結構中含有更多的芳香結構組分和含氧基團,較少的脂肪側鏈組分。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。2. researching the cooperation and coordination function of multi - agent, at the same time, particularly analyzing the coordinating principle of multi - agent which was applied in the construction of asphalt concrete road surface, according to the controlling kernel of flowing material and constructing quality ; according as the principle, the course of controlling is actually the course of information streaming, so i respectively introduce the information collecting of different agents in road constructing. at the same time, i introduce the instruction forming of intelligent controlling agent and three kinds of fashions for human being - machine commensalisms, that is cooperation of machine and human agent, architecture of main - machine and assistant - human agent and architecture of main - human and assistant - machine agent, which was applied in different intelligent agent
對多智能體的協作與協調機制進行了闡述,並對多智能控制主體的以物流和質量控制為核心的瀝青混凝土路面機群施工過程的協調作業原理進行了詳細的分析;基於控制過程是信息流過程的觀點,分別研究了各智能控制主體在路面施工中的信息集成;並在總結了智能控制主體的結構形式及三種人- -機共棲智能控制方式的基礎上,根據本課題的實際,針對不同的智能體,分別確立了不同的控制方式。 3Study of design parameters of asphalt pavement structure of county road in xiangxi
瀝青路面結構彎沉的直槽試驗驗證Highway construction in our country is full of vitality and semi - rigid roadbase asphalt pavement has become a major type of pavement structure of county road in recent years
近年來,我國公路建設正在蓬勃發展,半剛性基層瀝青路面結構形式已成為農村公路的主要結構類型。At present plenty of experimental study has been made on the materials and structural performance of asphalt concrete cores in the world, and the design methods and construction technique as well as equipments have been more mature. however, there is still lack of the research of its basic performance. in this thesis, in combination with the actual project, the experimental study has been employed with the field core specimen and the specimen made in laboratory, mainly include the static triaxial test, confinement pressure stabilization test and stress relaxation test
目前,國內外對瀝青混凝土心墻的材料和結構性能已進行了一些試驗研究,其設計方法、施工工藝和設備較為成熟,但其基本性能研究方面顯得較為薄弱,本文結合實際工程對瀝青混凝土心墻的芯樣和試驗室成型的試件進行了試驗研究,主要包括靜三軸試驗、圍壓穩定試驗以及應力鬆弛試驗研究,得到以下基本結論: 1Asphalt pavement is one of the main pavment structures in high - type highways at present
瀝青路面是目前我國高等級公路路面結構主要形式之一。According to the dynamic evolvement rules of the stress, strain and fracture distribution or fatigue cracking mechanism, fatigue equation and axle load conversion of the steel bridge deck asphalt mixture surfacing are proposed
依據鋼橋面瀝青混合料鋪裝體系復合結構的應力場、應變場和損傷場在疲勞過程中的動態演變規律以及疲勞裂縫的形成機理,推導出鋼橋面瀝青鋪裝層疲勞性能方程和車輛軸載換算公式。On the basis of the study of traffic features of heavy - load vehicles, the vehicle weight data and the axle - load spectrum of different vehicles were collected for some typical heavy - duty roads in china, and according to the features of heavy - loading pavement, deficiency of the former load - figure are analyzed and new figures which are suitable for heavy - load pavements are put forward. meanwhile, based on the research of the cement concrete fatigue equation and the damage mechanism of asphalt pavement under heavy - load vehicles, axle load conversion equations fitting for heavy - load cement concrete pavement and asphalt pavement are established respectively by further analysis. in addition, design indices, traffic and material parameters and structural combination for heavy - load pavements are discussed in this paper as well
本課題針對重載道路路面設計中所存在的問題,從重載交通特性出發,收集分析了國內幾條重載道路的交通及軸載組成情況,根據重載交通的特點,分析原有荷載圖式的不足,提出了適合於重載瀝青、重載水泥混凝土路面的荷載圖式;同時,在重載水泥混凝土路面疲勞方程及重載瀝青路面破壞機理研究的基礎上,通過對重載路面軸載換算公式的進一步研究,分別提出了適合於重載水泥及重載瀝青路面的軸載換算公式;此外,本文還對重載水泥、重載瀝青路面的設計指標、交通參數、材料參數及結構組合等方面進行探討,系統地提出了重載路面的設計方法,並使之有效地運用到工程實踐中。Through structural analysis of traditional semi - rigid base course asphalt pavement which appears water damage, the paper reach the conclusion that water has an effect on material design parameter and pumping leading to the change of contact condition are the main factors
通過對傳統的半剛性基層瀝青路面出現水損破壞進行結構分析,得知水對材料設計參數的影響和由於唧漿現象導致路面結構層層間接觸條件的變化是瀝青路面出現水損破壞的主要原因。Virtually, it is a process that the ac material gradually deteriorates and forms cracks under the traffic loads
其實質是瀝青結構層在交通荷載循環作用下內部逐漸出現損傷劣化形成宏觀裂縫的過程。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。分享友人