- 更多网络例句与路面相关的网络例句 [注:此内容来源于网络,仅供参考]
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In this paper, references long-lasting pavements definiens of our country and foreign countries, bring that composite pavement is a good way to realize long-lasting pavement.
本文参考国内外对长寿命路面的定义,提出目前实现长寿命路面的可行途径是采用复合式路面。借鉴国内外对复合式路面的研究现状,针对复合式路面的一种典型结构——PCC+AC进行深入研究。
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The paper is based on the construction of the express - highway between yiyang and changde in hunan province , aiming at enhancing the serviceability of cement concrete pavement , probing into the structural assemblage of the cement concrete pavement , the roadway drainage system , contraction joint with the dowel bar and precaution of bumping at the end of the abutment . it presents some achievements of the research , including more reasonable structural assemblage and roadway drainage system , the method of setting dowelled bar in contraction joint , putting forward the concept of stage - transition from rigid to flexile behind abutment
本文以湖南省益阳至常德高速公路项目为依托,以提高水泥混凝土路面使用性能为目标,就水泥混凝土路面结构组合、路面排水系统、缩缝设置传力杆、桥头跳车问题的防治等方面开展研究和工程实践,取得了丰富的研究成果,如研究采用了更合理的路面结构组合,设置了较完善的路面排水系统,在国内高速公路上率先全面采用缩缝加传力杆技术,对所有桥涵构造物台背全部采用刚柔过渡技术处理桥头跳车问题等。
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To analyze the response of pavement structure under moving loading, a quarter vehicle model with single freedom degree and unevenness model are established. The dynamic loads are calculated through combining different pavement conditions and speed. When the incentive frequency which is passed to vehicles by the road is close to its own vibration frequency, vehicles will produce the greatest dynamic load.
为了分析路面结构在行车动荷载作用下的力学响应,建立了单自由度1/4车辆模型和以正弦曲线模拟路面不平整度的模型,通过将不同路面状况和行车速度的组合,分析车辆在各情形下所产生的动荷载,发现路面传给车辆的激励振动频率接近车辆自身振动频率时,车辆对路面产生的动荷载值最大。
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Total highway mileage in the city there are roads 5766 kilometers, of which 1569 kilometers high road, sub-high-level road 965 kilometers, secondary road 416 kilometers, and the lower 2816 kilometers road, no road 817 kilometers, rain or shine mileage up to 5103 kilometers.
在全市公路通车里程中有路面 5766公里,其中高级路面1569公里,次高级路面965公里,中级路面416公里,低级路面2816公里,无路面817公里,晴雨通车里程达 5103公里。
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The paper through the mechanism which produces to the asphalt road surface water harm carries on the induction to summarize, as well as the different type bituminous mixture water stability has carried on a series of contrasts experiment to several kind of different aggregates and the asphalt adherency, has analyzed the aggregate and the asphalt adherency and the bituminous mixture water stability; Meanwhile moves the water action mechanism take the pavement structure in as the key point, in the basis room experiments to the design half rigid base bituminous mixture test sample carries on washes out the experiment, the observation test sample and washes out when the number of times increase along with the time variation the basic unit wash load situation, has analyzed the water to the bituminous pavement various structures level damage rule; To immerses under the condition using the ANASYS finite element software the bituminous pavement structure level the stress to carry on the analysis computation, and analyzed the bituminous pavement according to the computed result to produce the unboiled water harm the rule, further to understand the structure level produced the unboiled water harm the rule.
本论文通过对沥青路面水损害产生的机理进行归纳总结,对几种不同集料和沥青的粘附性以及采用不同抗剥落措施的沥青混合料的水稳性进行了一系列对比试验,分析了集料与沥青的粘附性及沥青混合料的水稳定性,并对水稳性试验进行了评价;同时以路面结构中的动水作用机理为重点,依据室内试验对设计的半刚性基层沥青混合料组合试件进行冲刷试验,观察试件随时间变化和冲刷次数增加时基层的冲刷量情况,分析了水对沥青路面结构层的损坏规律;利用ANSYS有限元软件对浸水前后沥青路面层底应力进行分析计算,并根据计算结果分析了沥青路面产生水损害的规律,进一步了解结构层产生水损害的规律。
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According to many years asphalt pavement construction experience of the author and combining with Technical Specification for Construction of Asphalt Pavement,this passage makes brief introduction to the two asphalt pavement construction ways,e.g.using covering cloth and using hot-mixed asphaltic concrete so as to provide reference for people who work on asphalt pavement project.
文章根据作者多年来从事沥青路面施工的经验,结合《沥青路面施工技术规范》,对撒布法沥青路面面层和热拌沥青混合料沥青路面面层施工分别作了简要介绍,以便他人从事沥青路面施工时作参考。
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The processing technique and technology of prestressed reinforcement and rubber component are based on the combination notion by making full use of intrinsic structure and performing feature of rubber to manufacture the rubber into batten, and using the experience of prestressed reinforcement concrete technology to change the rubber battens into prestressed reinforcement and rubber component.
目前道路路面工程和使用中存在的问题为了说明&预应力钢筋橡胶构件&作为路面材料,具有优于现在普遍使用的沥青和水泥混凝土路面材料的特点,有必要了解目前国内外主干道公路路面材料所使用的沥青和水泥混凝土两种路面材料的特性和存在的问题。
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China's "Highway Engineering Technical Standards" will be divided into high-level road according to technical quality, sub-senior, middle and low-level four kinds, all kinds of road surface types are as follows: Senior Pavement - asphalt concrete pavement, cement concrete pavement, plant mix asphalt crushed stone pavement, stone pavement of rocks or neat; second high-level road surface - asphalt penetration-style pieces, gravel road, asphalt road debris, gravel road, asphalt road surface, Treatment, semi-neat stone pavement; middle road - broken, gravel (size distribution, or clay-bound) road surface, irregular stone pavement, other granular surface; low road - aggregates stabilized soil surface, and other local materials, reinforcement or improvement of soil surface.
中国《公路工程技术标准》将路面按技术品质分为高级、次高级、中级和低级四种,各种路面的面层类型如下:高级路面——沥青混凝土路面,水泥混凝土路面,厂拌沥青碎石路面,整齐石块或条石路面;次高级路面——沥青贯入式碎、砾石路面,路拌沥青碎、砾石路面,沥青表面处治路面,半整齐石块路面;中级路面——碎、砾石路面,不整齐石块路面,其他粒料路面;低级路面——粒料加固土路面,其他当地材料加固或改善土路面。
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Thin elastic foundation of cement concrete pavement design theory, in-depth analysis is to arrive at the grass-roots non-uniform bearing broken concrete pavement panels, gnawing edge, the wrong units, as well as the main reason for structural damage produced by taking certain measures to improve the concrete between the road surface and the grass-roots support conditions, and improve durability of the cement concrete pavement and stability.
面层与基层之间存在脱空现象和不均匀支承的状况,致使水泥混凝土路面的承载力下降。通过水泥混凝土路面弹性地基薄板的设计理论,深入分析得出基层的不均匀支承是水泥混凝土路面断板、啃边、错台、以及产生结构性破坏的主要原因,通过采取一定措施改善砼路面面层与基层之间支撑条件,提高了水泥混凝土路面的耐久性和稳定性。
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Based on the pavement structure three-dimensional model through finite-element calculation software, the representative full-depth asphalt pavement and asphalt pavement with semi-rigid base are analyzed in the aspect of mechanical response under the action of vehicle load.
通过选用具有代表性的全厚式沥青路面和半刚性基层沥青路面,利用ANSYS有限元计算软件,建立路面结构三维模型对路面在车辆荷载作用下的力学响应进行分析,可知全厚式沥青路面在抗疲劳损坏和永久变形方面都较半刚性基层沥青路面略胜一筹,且寿命更长,因而具有广阔的应用前景。
- 更多网络解释与路面相关的网络解释 [注:此内容来源于网络,仅供参考]
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Pavement,flagstone:板石路面
混凝土塊路面 Pavement,concrete block | 板石路面 Pavement,flagstone | 不滑路面 Pavement,non-skid
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flexible pavement:柔性路面;沥青路面
flexible load 柔性荷载 | flexible pavement 柔性路面;沥青路面 | flexible pipe 软管
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rigid pavement:刚性路面;混凝土路面
rigid metallic pipework 硬金属制的喉管 | rigid pavement 刚性路面;混凝土路面 | rigid protection measure 刚性保护措施
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concrete paver:混凝土路面摊铺机, 混凝土铺路机
concrete pavement | 混凝土路面 | concrete paver | 混凝土路面摊铺机, 混凝土铺路机 | concrete paving | 铺筑混凝土路面
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surface permeameter:路面透水度测定仪
surface frost heave 路面冻胀 | surface permeameter 路面透水度测定仪 | surface roughness 路面粗糙度
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Pavement Serviceability:路面等级
路面标记? Pavement markers? | 路面等级? Pavement Serviceability? | 路面标线? Pavement striping?
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tarmac:表示柏油路面
Slippery:表示湿滑路面 | Tarmac:表示柏油路面 | Gravel:表示砂石路面
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rock asphalt pavement:天然[石油]沥青路面
rigid pavement 刚性铺面,刚性路面 | rock asphalt pavement 天然[石油]沥青路面 | sheet pavement 连续路面,整片路面(沥青、混凝土等的)
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pavement light:路面采光,路面采光窗,地下室顶光
pavement life study ==> 路面使用寿命研究 | pavement light ==> 路面采光,路面采光窗,地下室顶光 | pavement markings ==> 交通标志,路面标线
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sheet pavement:连续路面,整片路面(沥青、混凝土等的)
rock asphalt pavement 天然[石油]沥青路面 | sheet pavement 连续路面,整片路面(沥青、混凝土等的) | side pavement 人行道路面