pavement grade 中文意思是什麼

pavement grade 解釋
路面坡度
  • 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]。
  • grade : n 1 等級,級別;階段;程度,標準,水平。2 〈美國〉(中小學的)年級;某一年級的學生。3 〈pl 〉 〈...
  1. The high grade pavement has expericed three corse from flexible and rigid one to semi - rigidty quickly, even some low grade pavement takes the semi - rigity material as its base

    高速公路路面經歷柔性路面和剛性路面,現在已向半剛性瀝青路面快速發展。目前甚至有些低級路面也採用半剛性材料做基層。
  2. Usage : for making pitch felt, construction waterproof course, high - grade pitch paint etc, and it is also the material for making pitch tar or retarded tar and modified pitch, it is the bond for making mould coal ( coal ball ) and carbon material, timber anticorrosion paint and road pavement

    用途:用於制油氈、建築物防水層、高級瀝青漆等,也是制取瀝青焦或延遲焦及改質瀝青的原料,做型煤(煤球)及炭素材料的粘合劑,木材防腐油及鋪路材料。
  3. 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。
  4. It is 260m long and 20m wide ( including 14m of traffic lanes and 3m of pavement of each side ) with a designed load of grade 20 of automobile and grade 100 of trailer

    橋梁全長260米,寬20米,其中行車道14米,兩邊人行道各3米,設計荷載為汽車- 20級,掛車- 100級。
  5. In conclusion, it tables a proposal that it divided the sichuan into three sections : the basin section, the mountainous area in the southwest sichuan, the altiplanos section in the western sichuan then it recommends the pavement structure applied to different nature climate condition and different grade highway

    本文針對四川省高等級公路路面結構的使用情況,並對以後的發展作了展望,提出了把四川省劃分為盆地區、川西南山區、川西高原區三個分區,推薦了適用於不同自然氣候條件和不同等級公路的路面結構。
  6. As one kind of the high - grade pavement, portland cement concrete ( pcc ) pavement has been widely used in china since 1980 ' s. however, the trouble of early structural distress in pccp is often come up

    水泥混凝土路面作為高級路面的主要形式之一,八十年代以後在我國得到了推廣使用,但使用中出現了早期結構性損壞的問題。
  7. But during the construction of high - grade highway, our highway departments have concentrated on the capacity of pitch mixtures and ignored the capacity of the rock materials. the small scale, clutter kinds, high cost and different quality of rock material production lead to the large gap between the standard of our pitch pavement and foreign modern standard

    但在高等級公路的建設過程中,我們的公路部門大都將注意力集中於瀝青膠合料的性能上,往往忽視了礦料的性能,加上石材生產規模性差、品種雜、成本高、質量參差不齊等問題,使得我國瀝青路面的建設水平與國外先進水平相比差距較大。
  8. This paper presents design principle and method of asphalt concrete pavement typical construction and cement concrete pavement typical construction, formulates typical construction drawing of two type pavement and workouts pavement typical construction computer aided design, by summarizing and absorbing research production of home and abroad, considering different natural conditions, grade of road and traffic volume in ningxia, and collecting a mass of engineering datum, calculating and checking

    本文通過總結與吸收近年來國內外路面典型結構的研究成果,考慮寧夏地區不同的自然條件、道路等級和行車荷載條件,在大量計算、驗算的基礎上,提出適用於寧夏公路的瀝青混凝土路面典型結構和水泥混凝土路面典型結構的設計原則和方法,具體擬定了兩種類型路面的典型結構圖,並編制了公路路面典型結構計算機輔助設計程序。
  9. According to the construction of chuan - zhang southern road in ganzi state and the architectural technology of the bituminous pavement in the altiplano of aba state, this essay will discuss the sub - grade distress and architectural technology in the cold altiplan areas, including : characteristics of road engineering in cold altiplano areas attention of preventing measures of general sub - grade distress and road design according to the analysis of general distress of sub - grade and pavement attentions of structural design of bituminous pavement according to the analysis of pavement structure in cold altiplano areas discussing the field construction technology of sub - grade and pavement

    本文結合甘孜州川藏南線油路工程建設情況及阿壩州草原地區瀝青路面修築技術的研究情況,對高寒地區路基病害及瀝青路面修築技術進行了探討,並主要突出了如下幾個方面:高寒地區公路工程的特點通過常見路基路面病害成因分析,提出了常見路基病害的防治措施及公路設計中的注意事項通過高寒地區路面結構設計的分析,提出了瀝青路面結構設計中的注意事項探討了路基、路面的現場施工技術
  10. This paper give a brief description of the ldy40 high - grade asphalt pavement maintenance truck, further explicitly introduce the application of siemens s7 - 200 plc on the control system of the truck

    摘要簡單介紹了ldy40高等級瀝青道路養護工程車,詳細闡述了西門子s7 - 200系列plc應用於工程車控制系統的設計過程。
  11. The cement concrete pavement, as one of the high - grade pavement structures, has been widely used because of such advantages as high strength, good stability, great durability, high temperature stability, abrasive hardness and low cost of maintenance

    水泥混凝土路面作為一種高級路面結構形式,以其強度高、穩定性和耐久性好、耐高溫、耐磨耗以及養護費用少等優點而得到了廣泛的應用。
  12. The existing highway design criterion only takes setting pavement longitudinal grade, side ditch and drainage ditch into account in order to eliminate surface water

    現有的公路設計中,考慮較多的僅僅是通過設置道路的縱坡、邊溝及排水溝等設施來排除地表水。
  13. Asphalt and concrete pavement evenness control of high grade highways

    高等級公路瀝青砼路面平整度的控制
  14. The latest domestic and foreign achievements on anti - skidding surface of asphalt pavement were collected in this paper, and the major problems on grade design in our country were also thoroughly analyzed. according to systematic analysis on anti - skidding mechanism of asphalt pavement surface, the paper introduced the concept of reference point and forbidden zone of superpave technology to control grade curve " s trends and discussed the influence on pavement surface " s ability of anti - skidding and durability

    論文匯集了國內外瀝青路面抗滑表層的最新研究成果,深刻剖析了我國現有抗滑表層級配設計的主要問題,在此基礎上,通過對瀝青路面抗滑機理的系統分析,引入superpave技術的控制點和禁區概念來控制抗滑表層混合料級配曲線的走向,研究了該技術對路面抗滑能力和耐久性的意義。
  15. Here aiming at temperature and traffic load factors, have a systemic study about strcture ' s stress distribution. plan is to make use of ansys to calculate pavement structure ' s distortion with full grade gravelly interlayer carefully through changing each layer ' s thickness and module. next, analysize stress among bottom of surface asphalt layer and top of semi - rigitidy base. lastly. make a conclusion : how to distrube stress and strain about the structure after adding gravelly interlayer

    方法是採用ansys對加設級配碎石基層半剛路面結構進行多種參數模擬計算,通過改變結構材料厚度、模量等觀察基層和面層應力變化,研究碎石基層怎樣調整結構應力而防止了溫度和行車荷載產生的過大拉應力,避免基層產生內部裂縫。
  16. On the basis of the loess distribution, engineering geology and specific properties of road use in gansu province, this paper divides traffic volume grade according to the conditions of transportation of all high - grade highways which are being built and have already finished. besides, it analyses the relativity of three different test methods, establishes the related relations, and divides their strength grade after measuring rebound module of subgrade of the representative high - grade highways in gansu loess area. furthermore, it recommends the common semi - rigid and asphalt concrete design parameters by comparing the experiment in doors to outdoors, and draws up the optimized design program aga - lq based on advanced genetic algorithm and solves the non - liner optimization design model of asphalt pavement construction by computer

    本文基於甘肅黃土分佈、工程地質及路用特性研究,對該黃土地區在建和已建的全部高等級公路交通狀況進行了詳細調查和分析,劃分了交通量等級;對甘肅黃土地區代表性的高等級公路,利用三種不同方法實測了土基回彈模量,分析了各測試方法的相關性,建立了相關關系,對土基回彈模量進行了強度等級劃分;通過室內外試驗比較,推薦了常用的半剛性材料和瀝青混凝土設計參數值;利用計算機編制了基於改進遺傳演算法的優化設計程序aga ? lq ,並成功求解了瀝青路面結構非線性優化設計模型;最後經計算提出了甘肅黃土地區高等級公路瀝青路面典型結構,並編制了查詢圖庫軟體cx ? lq ,供設計單位直接選用,科學簡便地解決了甘肅黃土地區的路面設計問題。
  17. The distance of highway has added so much and the highway grade has been promoted greatly. accordingly, promotion must been ensured to the requirement for the constructive material. as a kind of asphalt pavement without joint, it is used widely because of so many advantages of its own

    我國自改革開放以來,公路建設得到長足的發展,公路數量與等級都有很大提高,對建築材料的要求也相對提高,瀝青路面作為一種無接縫式路面,由於其自身諸多優點,應用比較廣泛。
  18. Abstract : the quality control of asphalt concrete pavement of high grade highway involves layers of cushion, base and surface

    文摘:高等級公路瀝青混凝土路面施工質量控制包括墊層、基層和面層施工質量控制。
  19. 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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