data highway 中文意思是什麼

data highway 解釋
信息(高速)公路〈由電腦網路組成〉。

  • data : n 1 資料,材料〈此詞系 datum 的復數。但 datum 罕用,一般即以 data 作為集合詞,在口語中往往用單數...
  • highway : n. 1. 公路,大路 (opp. byway)。2. 交通干線;正路,直路。3. (達到目的的)途徑。
  1. And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the

    研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀測,設計了根據駕駛員感受度來衡量超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車頭時距和可回車車頭時距的臨界間隙值,為定性和定量分析雙車道公路通行能力提供有力的數據支持;同時,還提出了觀測超車率的實驗方法以及測量加速度干擾的實驗方案,統一了計算加速度干擾的時間統計間隔,為雙車道公路的服務水平量化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。
  2. Firstly, background of highway development and data collecting and statistics analysis of highway accidents at home and abroad were carried out. researches of vehicle - barrier crash accidents on highway were compared between in and outside china, and two new conclusions were drawn

    文章先對國內外高速公路發展情況和高速公路交通事故進行了數據採集和統計分析,並對國內外汽車-高速公路護欄碰撞事故的研究情況進行了對比分析,得出了兩個新的結論。
  3. Lastly, paper probe into problem on characteristics function develop route data base and model storehouse building, of dispersed type highway construction decision - making support system

    最後,論文就分散式公路建設決策支持系統的特點、功能、開發路線及其數據倉庫、模型庫的建設等問題進行了探討。
  4. Maintenance of wdpf data highway

    集散系統數據高速公路的維護
  5. Prowayc process data highway, type c proway c, for distributed process control systems

    配電流程式控制制系統用c型
  6. Based on the superiority of distributed database in highway project management, its distributed database is developed in the paper, including solution of data division and redundancy, design of intercurrent mechanism, system structure design and query disposal

    摘要在分析分散式數據庫對公路建設項目管理的優越特性基礎上,提出了公路建設項目管理的分佈數據庫,其中包括數據分割和冗餘問題的解決、並發控制機制設計、系統結構設計和查詢處理。
  7. A recommend value of appropriate roadbed height is put forward according to the sand dune type and the highway grade, make investigation to the sand harm and other problems of built highways in desert areas gathering the related materials of present day highways, and then make comprehensive and systematic statistics to related data and racious factors which affect the roadbed height ; analy the suitable roadbed height for the windblown sand drift passes through smoothly according to the open country windblown sand field test ; test and verify the outcome according to indoor wind tunnel test ; finally a appropriate recommend roadbed height value will be put forward for different grade highways in different areas, which is according to the analysis of roadbed stability the roadbed height economic analysis and different use requirement to different grade highways

    收集現有沙漠公路的有關資料,對全國已建沙漠公路進行沙害及其他病害調查,對相關數據和影響沙漠公路路基高度的各種因素進行綜合系統地統計分析;通過野外風沙流場測定,分析適宜風沙流順利通過的路基高度;通過室內風洞試驗進行驗證;結合路基穩定性分析、路基高度的經濟性分析,考慮不同等級公路的使用要求,最終提出不同地區不同等級沙漠公路路基填土高度的合理高度建議值。
  8. Gataloguing and coding rules for the highway data base

    公路數據庫編目編碼規則
  9. At last, according to the comparison and analysis of the model fea results, model experiment data and the { specifications for design of highway reinforced earth engineering } ( jtj015 - 91 ) that is put into practice at present, we suggest that the polymer - geogrid reinforced earth walls in this area, which earthquake intensity is greater than 7 degreefincluding 7 degree ), must be analysed and designed with the earthquake fatalness, must be carried on with the checking computations of the reinforced material ' s intension and stabilization safety factor of the resistance against pull out

    最後,根據有限元計算結果和試驗數據對比現行的《公路加筋土工程設計規范》 ( jtj015 - 91 ) ,建議地震烈度在7度以上(包括7度)的地區應對加筋土擋墻結構採取地震危險性分析設計,應對加筋土擋墻進行筋材抗震強度和筋材抗拔穩定安全系數的驗算。
  10. The curves of the consolidation settlement in soft clay base of flood land are gained, which compare the effect of sand drain. the settlement - time curves in different period are also gained, which increase the height of embankment to 8m, based on the test data of hang - yong highway. furthermore, the consolidation settlement characters of these entity engineering are analyzed, and, the variation rules of the rate of grade and degree of the curves in different period in the whole section, the maximal settlement and the liner regression relations between the rate of grade and degree are calculated

    本文利用大變形固結有限元分析程序( lscfea )中的小變形平面固結分析單元( sse2 ) ,結合實體工程項目進行了地基固結沉降的有限元計算,分別得出河灘相軟土地基在考慮砂井和未考慮砂井作用下的固結沉降曲線及杭甬高速公路試驗段在高堆載情況下的固結沉降曲線;並對以上曲線特徵進行了分析,得出各時間段曲線斜率、角度在整個斷面的變化規律,以及沉降最大值與斜率、角度變化之間的線性回歸關系。
  11. The concept of linear referencing system is applied in shanghai gis - highway infrastructure management system ( shgis - hims ) to organize data and set up the datum and the network

    上海市公路設施管理地理信息系統採用了線性參照系統的概念對數據進行了組織,建立了基線網及相應的應用層。
  12. Abstract : based on investigations on highway construction projects in chongqin city and guizhou province, the environment impact characteristics of highway constructions were analyzed. some shortages in eia and environmental management were analyzed and several new environment management opinions were put forward : 1. carring out dynamic management with whole procedure of highway construction ; 2. paying attention to separating effect to wild animals, landscape resources conservation, environment supervision during construction period, ecological benefit, and providing more environmental data ; 3. handling the envionmental problems with new techniques in the expressway construction ; 4. broadening the knowledge in environment of highway workers and environmental managers and raising the level of education

    文摘:根據對重慶市和貴州省已建和在建高速公路建設項目環保工作的實例調查,剖析了公路建設項目環境影響的全過程性特點和現行環保管理工作的不足,提出高速公路環境保護管理的新思路和新建議: 1 )實行全過程動態管理; 2 )深化環境影響評價工作,在環評中注意阻隔作用,景觀保護,施工期環境監控,環境恢復措施講求綜合生態效益以及提供盡可能多的環境信息; 3 )注意公路建設的技術進步,並應用新的技術解決環境影響問題; 4 )提高公路建設者和環保管理者的環境知識,環保思想及文化意識水平。
  13. Based on investigations on highway construction projects in chongqin city and guizhou province, the environment impact characteristics of highway constructions were analyzed. some shortages in eia and environmental management were analyzed and several new environment management opinions were put forward : 1. carring out dynamic management with whole procedure of highway construction ; 2. paying attention to separating effect to wild animals, landscape resources conservation, environment supervision during construction period, ecological benefit, and providing more environmental data ; 3. handling the envionmental problems with new techniques in the expressway construction ; 4. broadening the knowledge in environment of highway workers and environmental managers and raising the level of education

    根據對重慶市和貴州省已建和在建高速公路建設項目環保工作的實例調查,剖析了公路建設項目環境影響的全過程性特點和現行環保管理工作的不足,提出高速公路環境保護管理的新思路和新建議: 1 )實行全過程動態管理; 2 )深化環境影響評價工作,在環評中注意阻隔作用,景觀保護,施工期環境監控,環境恢復措施講求綜合生態效益以及提供盡可能多的環境信息; 3 )注意公路建設的技術進步,並應用新的技術解決環境影響問題; 4 )提高公路建設者和環保管理者的環境知識,環保思想及文化意識水平。
  14. Abstract : according to investigation data of designing for bridge opening in china, in this paper the equations for estimating length of bridge opening have been established. the equations can be the reference for revising “ norm of investigation and design of highway engineering on hydrology ”

    文摘:根據兩次全國公路大中橋孔徑設計資料的調查,對橋孔長度進行了全面分析,為《公路工程水文勘測設計規范》制定橋長公式提供參考
  15. Based on the statistical data of road traffic accidents, population, number of vehicles, total lengths of highway, passenger and freight transport amount of 1990 - 2000 in china, it is known that the freight transport amount, freight turnovers and passenger transport amount are the main con - elated factors influencing the traffic safety, and number of casualty is the main characteristic and indicator of toad traffic accidents

    根據1990 - 2000年全國道路交通事故以及全國人口、機動車、公路里程和客貨運輸量等主要相關因素統計資料可知,貨運量、貨運周轉量和客運量是影響交通安全的主要相關因素,死、傷人數是交通事故的主要特徵和指標。
  16. Based on field investigation of pavement conditions in the 2nd phase of guangbei section of national highway 108 ( beijing to kunming ), an e - r ( entity - relational ) model database was developed to help organize the numerous data measured in the real road

    通過國道108線廣元段廣北二期工程路面狀況的實地考察,建立了一個e ? r關系數據庫存儲路面狀況信息。
  17. The data about the accidents of the mountain areas and the highways in shaan ' xi province, especially for changan province, ningshan province, shiquan province, xitong freeway, xibao freeway, xihuang highway, had been investigated, settled and analyzed. the features of the accidents had been summed up. then the relevance between the accidents and factors had been analyzed by using the method - gray interaction analyses and the game had been presented basing on the real situation

    本文通過對陜西省的山區、高等級公路的交通安全和管理現狀進行調查,並重點針對以下區域:山區? ?長安縣、寧陜縣、石泉縣;高等級公路? ?西潼高速公路;西寶高速公路;西黃一級公路的各項流量、事故數據進行整理,對事故的特徵進行分析,總結其規律,用灰色關聯分析法對事故因素與事故發生之間的關聯性進行分析,在此基礎上根據現實情況提出了相應對策。
  18. Dynamic segmentation technology is used to resolve the mutual operation problem between fixed spatial element and abundant attribute data, thus favorable foundation is formed to develop hngis with full functions. ( 2 ) this paper systematically analyzes the characteristics of traffic transit in highway network, explains the relative problems about inquire for the optimal route in highway network. it analyzes the factors affecting users making choice, determines the choice object of transit route : integrated evaluation system of link impedance is formed

    系統分析了公路網空間實體集以及它們之間的關系,提出了公路網gis數據的具體組織方法,其中涉及到信息圖層空間劃分、公路網gis數據編碼、數據庫的設計等內容:提出採用動態分段( dynamicsegmentation )技術來解決固定空間要素與海量屬性數據的關聯和互操作問題,為研究開發完全功能的公路網gis打下了良好的基礎。
  19. In this paper, the traffic surveys and analysis of typical heavy - load road were performed firstly ; also the characteristics of traffic, load and distribution of axle load were studied. the deficiencies in the calculation method of surface equivalent modulus of foundation in present specification of cement concrete pavements design for highway were analyzed. based on the elastic multi - layer theory and principles of displacement equivalence, and a great amount of computing data, a calculation method was established

    本文首先從典型重載交通道路的交通調查與分析入手,研究了重荷載交通道路的交通量、軸載分佈及荷載特徵,針對現行設計規范中關于基層頂面當量回彈模量值計算公式存在的不足,利用彈性層狀體系理論,按照彎沉等效原則,通過大量的計算分析,回歸出了精度較高、適用范圍更廣的基層頂面當量回彈模量計算公式。
  20. The reference values of strength parameters of the grounds and rock - fillers of the high rock - filled embankment on liuzhai - shuien highway in guangxi are obtained in this paper by synthetically analyzing the construction technology at home and abroad and indoor rock tests. by comparing the analysis method of settlement laws and thoroughly analyzing the datum of the embankment settlements of liuzhai - shuiren highway from the whole cons truction period, a new method generated from expectation technology to analyze the embankment settlement laws, " compete " growth curve, is presented in this paper and the result tallies with the observation data. for there are shortcomings in indoor rock tests, in this paper by combining finite element method with duncan - chang nonlinear constitutive model and composite method, a method for back analysis of the strength parameters of rock fillers is presented with a corresponding program, which has been successfully applied

    通過對國內外已有高填石路堤修築資料的綜合分析及室內巖石試驗,獲得了寨任二級公路高填石路堤地基及填料強度參數的參考值;通過對路堤沉降發展規律現有分析方法的比較及對廣西寨任二級公路高填石路堤修築工程中的沉降全過程觀測資料深入分析,運用預測技術,提出了路基及路堤沉降發展規律分析的「龔帕斯」成長曲線分析方法;針對室內巖石試驗的局限,運用有限元技術,結合鄧肯一張非線性本構模型和復形調優法,提出了高填石路堤填石料強度參數的反演方法,開發了相應的反演分析程序,並成功地反演了廣西寨任二級公路高路堤填石料的強度參數值。
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