traffic coefficient 中文意思是什麼

traffic coefficient 解釋
話務量系統
  • traffic : n 1 交通，（人、車、船、飛機的）來往；交通量；運輸；運輸量；運輸業；旅客，貨物。2 交易，貿易 （in...
  • coefficient : adj. 共同作用的。n. 1. 共同作用；協同因素。2. 【數，物】系數，率；程度。
  1. At last, based on the theory of cubature, the multivariate linear regression equations are built up, and the traffic conversion coefficient of the controlled intersection junction are deduced

    最後，以容量法為理論基礎，建立多元線性回歸方程式，推導出信號交叉口車輛折算系數。
  2. With the development of automobile industry and road transportation ， the traffic accidents happen every day in the world and become a serious society problem the vehicle collision accidents are over 2 / 3 times as much as all traffic accidents they cause a large amount of social infuence and serious economic loss therefore ， it is urgent to study vehicle collision accidents comprehensively and systematically ， and the research also is the academic foundation to analyze and deal with traffic accident it is difficult to authenticate car velocity after traffic accident to dig over locate witness is right way mechanics is avaid tool in this field it is important to establish math model and this is precondition to calculate vehicle velocity firstly on the basis of summarizing the research results ， this paper deeply discusses the calculating model to analyze the instantaneous motion state in the vehicle collision, the interrelation among the every moving mechanics parameters in the every phase of the collision secondly ， according to the collinear collision and two - dimension collision and the restitution coefficient ， the paper estabishesthe post collision movement models it proves that these models are correct and valid thirdly ， this paper try to research reconstruction of road traffic accident and put forward the method on it

    對交通事故的科學分析應是建立在正確的數學模型與計算機模擬技術基礎上的定量分析，其基本條件就是要有能正確描述事故過程中汽車狀態的數學模型，只有建立正確的數學模型，才能較準確地推定事故車輛的碰撞速度。所以建立正確地車輛碰撞模型和運動模型正是汽車事故再現的關鍵問題。本文首先在總結前人研究的基礎上，深入地研究汽車碰撞理論，分析了車對車碰撞作用瞬間狀態的計算模型及碰撞恢復系數與碰撞前、后速度的關系；其次，根據交通事故中最普遍的一維和二維碰撞的不同情況，採用恢復系數和滑動摩擦系數等概念，分別建立了碰撞后車輛動力學模型；第三，對汽車碰撞事故再現進行了初步研究，確定了車對車碰撞事故模擬計算和反推計算方法，並給出相應的模擬程序流程圖。
  3. Second, we introduce a two - lane traffic model which is based on the ( 0, 2 ) and ( 0, 1, 2 ) models. we mainly study the coupling effect of lanes. in two - lane traffic, vehicles can change lanes and overpass. the interactin between lanes is considered as coupling effect. the computer simulation indicate that ( dthe current of the system with cupling is greater than that without coupling ; 0for a certain initial density, the average flow and speed are indepent on the coupling coefficient which is greater than zero ; when the initial densities ( speeds ) of lanes are different, the characters of traffic system will be different

    在單車道模型的基礎上，建立v _ （ max ） = 2雙車道模型，研究車道的耦合效應。雙車道模型中車輛可以進行轉道、超車，兩道之間有耦合作用。模擬結果說明，有耦合時系統的流量比沒有耦合時大；在固定的初密度條件下，只要耦合系數b 0 ，兩道間的耦合強弱對流量和速度無影響；兩道初密度分佈不均勻和速度分佈不均勻都能使交通系統特性發生變化。
  4. By analyzing and comparing the network feature index - non - beeline coefficient. shortcut index. joint degree index, demonstrates the cobweb theory that in the conditions which has the same area. scale and density, round - radiation network has the best traffic efficiency

    基於對路網特性指標? ?非直線性系數、快捷性指數、連接度指數分析比較的基礎上，提出並論證了在同等的路網覆蓋面積、規模和密度的條件下，環形放射式路網具有最優的交通效率的蛛網理論。
  5. In this research, landscape pattern, patch, corridor and landscape connectivity are used in regional tourism spatial competition, regional tourism traffic and regional tourism market. the tourism traffic could be the corridor of different tourism patch, calculate luxi tourists amount by the traffic connecting coefficient and tourism needs coefficient. the research result is proved accord with the investigation

    本研究將景觀生態學中的景觀格局、斑塊、廊道、景觀連接度等理論與區域旅遊學旅遊地空間競爭、區域旅遊交通以及區域旅遊市場相結合，以旅遊交通作為不同旅遊地斑塊之間相互聯系的廊道，通過折算衡量廊道連接度的交通連接系數、分析遊客需求系數，最終得到瀘溪遊客量。
  6. In order to model the portland cement concrete ( pcc ) pavement performance, about 200 pavement sections with typical environment and maintenance level were selected from four districts of guangdong province, and then an investigation was made on their pavement structure pattern, distress, traffic volume and wheel path lane coefficient

    摘要為了建立水泥混凝土路面典型的使用性能預測模型，在廣東省確定了在環境條件、養護水平等方面均有代表性的四個地區，從中選取有代表性的200條路段，對其結構組成、路面損壞、交通軸載及其車道分佈進行詳細調查。
  7. The results show the complicated evolution process of traffic flow. the flow of vehicles can be controlled by the coupling coefficient. different values of have different effects on the critical point from free to jam phase

    計算機數值模擬結果表明，在車流狀態的演化過程中，通過確定車道耦合系數來控制車流量，不同的耦合系數車流量不同，對車輛運動出現堵塞項的相變點有影響。
  8. The research and contribution in detail are introduced as follow : ( 1 ) the driver characteristics > motor vehicle characteristics, road characteristics, macroscopic and microscopic flow parameters are analyzed. a new traffic flow continuum hypothesis is proposed. the compression index and elasticity coefficient are defined

    具體工作如下： （ 1 ）綜合分析了交通流中駕駛員的交通特性、車輛的交通特性、道路的交通特性、交通流的宏觀參數和微觀參數，提出了新的交通流連續性假設，定義了衡量交通流壓縮性的壓縮系數和彈性系數，分析了各種速度-密度模型所對應的壓縮系數。
  9. Road traffic signs. retroreflective coatings. method of measuring coefficient of retroreflection using a portable retroreflectometer

    公路交通信號裝置.反光塗層.用便攜式反光反射計測量反光反射系數的方法
  10. Road traffic signs. retroreflective coatings. test method for measuring coefficient of retroreflection using a portable retroreflectormeter

    公路交通信號裝置.反光塗層.用便攜式反轉反射計測定反光系數的試驗方法
  11. At the same time, the economic is developing, the traffic equipment in city, especially the recoverable amount of the automobile is increased rapidly, but because the elastic coefficient that the area of the road of area that builds up city increases is very small, the city road was built and has not slowed down the traffic pressure in the city very well, this kind of pressure has brought very big restriction to development of the city

    同時隨著經濟的發展，城市機動化設備，尤其是汽車的保有量迅速增長，但由於城市建成區道路面積增加的彈性系數甚小，城市道路建設並沒有很好地減緩城市交通壓力，這種壓力給城市的發展帶來了很大的制約。大運量、準點、佔地面積小、污染少的軌道交通為解決城市交通、土地利用以及城市的協調永續發展提供了有效的解決途徑。
  12. This paper analyzed p - persistent csma / cd protocol and proposed a new adaptive algorithm for the adjustment of the coefficient p by real - time channel traffic sensing based on the feedback control theory, i. e., changing the value of p dynamically through the analysis of networks " flow to control the behavior of the stations sending data frames in the same collision domain, to keep the media channel in an optimal state and to enhance the channel transmission efficiency

    該演算法基於對網路流量的分析，在osi物理層通過通道信息量的在線實時檢測，根據反饋控制的原理，在數據鏈路層動態地調整控制輸入參數p ，從而控制站點發送分組數據幀的行為，使通道處于最佳的傳輸狀態，提高通道的效率。
  13. ( 4 ) according to the coefficient in momentum differential equation, some traffic flow models are classified, analyzed and predicted by means of characteristic curve method

    （ 4 ）根據運動微分方程的系數將交通流模型進行分類，採用特徵線法對各種模型進行了分析和預測。
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