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road structure中文是什么意思

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用"road structure"造句"road structure"怎么读"road structure" in a sentence

中文翻译手机手机版

  • 道路结构
  • 路基路面结构

例句与用法

  • Road structure testing
    道路结构检测
  • Material and fund can be saved and road longevity can be prolonged if this road structure is adopted
    如采用本路面结构可节省原材料,节约资金,提前工期和延长路面寿命。
  • However , in the actual life , for the uncertainty of weather , road structure or traffic , as a result , the transportation problem in the uncertain environments became very important
    然而在现实中,由于市场的供需变化,天气状况,道路交通等随机因素的影响,使得对不确定环境下的运输问题研究尤为重要。
  • Road transportation plays an important role in the economy all around the world . with the need of heavy load , dense flow rate and high speed , the higher quality of the road structure is demanded
    在世界各国的经济发展中,公路运输起着极为重要的作用,投资也愈来愈大,并朝着重型、密集、高速化方向发展。
  • The constructionspeed of highwayincreases rapidly , at the same time , the path qualityexaminationdutyaggravatesdaybyday , andtheload ofroads evaluationalsoincreases quicklyin the maintenance . traditional method has many disadvantages , such asinefficiency , tiring , slow speed of evaluation etc . especially , the number ofmeasuring point is too little to give accurate and comprehensive result of theinterior recessive diseases of highway . beside this , the traditional method leadsdestructiontotheroadsurface , whichwillexacerbatethedeteriorationofhighway . in avoid not to affecting the normal travel and not to destroying the pavementstructure , it is urgently to apply nondestructive evaluation ( nde ) techniques tocontrol quality of highway construction and to estimate the running conditionaccurately . the nde techniques of highway have to satisfy the followingqualification : mapping the shape , size and depth of flaw precisely ; having nodamages to the road structure ; being capable of carrying out examination in widerange ; beingeasytoequipandoperate ; beinginsulatetotheenvironmentinfluence . theintelligenceintegrationevaluationvehicleforroadbedandpavement ( iievrp ) is just the comprehensive nde technique that can satisfy the demands above , which can implement detection of highway rapidly and nondestructively
    作为吉林省科技厅高新技术项目( 20020331 ) “路基路面智能集成检测车”的一个子项,本文在理论的基础上,结合实验对探地雷达检测路面结构层厚度及路基、路面病害进行了研究,主要工作如下: 1 .阐述探地雷达发展的历史和研究现状,介绍探地雷达在路面结构层厚度检测与路基、路面病害识别上的应用,分析探地雷达设备性能,探讨其测量参数对探测性能的影响; 2 .引入matlab计算软件,利用其中的小波分析工具箱对探地雷达信号进行分析处理; 3 .构建适于道路检测的车载实验平台,为进一步完善路基路面检测车系统打下了基础; 4 .通过对模型的检测,对探地雷达探测性能做出定性或半定量的评价; 5 .通过对实际路面的检测,验证探地雷达在道路检测中的有效性。
  • ( 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 )依据系统科学理论和功能原理,对路面结构使用性能进行了定义:确定了表征路面结构使用性能的五项指标,即路面承载能力系数rssi 、路面行驶质量指数尺rqi 、路面行驶安全性能指数pfc或sfc 、路面破损状况指数pci和路面环境性能指数pei ,并讨论了各项指标的测定和分级标准,为路面结构使用性能的系统研究奠定了理论基础。
  • With an analysis of the characteristics of beijing , the condition of its population distribution , and an exposure of the contradictions between road structure and modern traffic means , the author argues that urban roads ( railway lines ) shall be constructed ahead of districts ( blocks ) , and light rail transport shall be given more attention to than metro development , and finally suggests that the structure of transport shall be optimized , including the construction of passenger terminals and fast suburban railways , so as to meet the needs of a modern city
    摘要分析了北京市的城市特点及人口分布现状;指出了目前北京市道路结构的问题及其与现代化交通之间的矛盾;提出了要先建“线(路) ”后建“区” ,在发展地铁的同时重视发展轻轨运输,按现代化城市要求优化道路结构,建设客运枢纽,发展市郊快速铁路等建议。
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