交叉口

Then,based on the gap acceptance theory and probability method,the capacity calculating method of minor stream is deduced on the condition of two vehicle streams,and theory model ...

首先分析了交叉口车流的运行特点；然后基于可插车间隙理论和概率论方法，给出两股车流情况下次路车流通行能力的计算方法，并对主路车流车头时距服从M3分布次路车流的理论模型进行了推导；最后对整个交叉口的"冲突交通流-临界间隙法"进行了分析。

The model can provide a reference for improving signal planing, design and channelization of intersections, and analysis of transportation benefit.

该模型可为信号交叉口的信号配时的优化、交叉口设计与渠化、运输成本分析等提供参考。

This paper introduces common background knowledge of intersection, mainly describes traffic control design principle ,such as signal timing and lane channelization.

本文介绍了交叉口的一般背景知识，重点阐述了平面信号交叉口的交通控制的设置原理，包括信号配时原理和路口渠化原理，概括了信号配时和路口渠化原理的本质相同点。

This paper summarizes the channelization design of vehicle, non-motorized and pedestrian, and sets forth the improving composite of channelization and signal, further put forward the flowchart of channelization on signal intersection.

论文在信号交叉口混合交通特点的基础上，分别对机动车、非机动车、行人的渠化设计进行了总结，对渠化与信号的组合优化进行了阐述，并提出了信号交叉口渠化设计流程。

Intersections are the major component of Chinese urban transport nodes. To organize and channelize intersections reasonably is the base to ensure the good functioning of road network. It's very important to discuss principles and frames of intersection organization and channelize.

平面交叉口是我国城市交通节点的主要组成部分，合理地对其进行交通组织渠化是保证路网交通良好运行的基础，因此探讨平面交叉口交通组织渠化中的一些基本原则和框架是非常重要的。

Cars can achieve the effect of the natural queue and form an orderly traffic flow at the unsignalized intersection.

为改善无信号交叉口交通运行现状，基于自然排队思想，采用路中时间提醒装置使驾驶员获取无信号交叉口通行信息，对车速进行主动调整，达到自然排队的效果，在交叉口形成有序的交通流。

Based on the data of the investigation of the traffic volume and delay of the typical crossroads, this paper discusses the ways and means of modeling an Intersection Delay Model for crossroads, which is also applicable for VNS, and demarcates the model with necessary theoretical analysis.

论文通过城市路网中典型交叉口的流量、延误数据的分析，建立了城市路网中交叉口延误模型，在实测数据的基础上，标定了适用于车辆导航系统的交叉口延误模型。

In order to conduct optimized signal control at roundabout and improve the service level, two methods of signal design for cross roundabouts are compared, one is the multi-approach going combined with circulating road control, the other is each phase for entrance. After the.

为了对环形交叉口进行合理信号配时设计，提高信号控制环形交叉口服务水平，对&多进口道放行协同环道控制&和&单口放行控制&两种较为常用的环形交叉口信号控制设计方法进行了比较分析。

The sketch and specific design approaches of mid-block street crossing are generalized and three management and control modes are discussed. Based on extensive investigation and survey, the paper analysis the arriving laws in different land-use condition and the traffic characteristics of different crossing entities under different control modes. The initial characteristic, the speed and dispersion of the mobile flow are also intensive studied, as well as the effect of mid-block street crossing. Establish the linear planning models on the coordination between the signals of mid-block crossing and intersection. Finally the evaluation of the model output is carried out from time saving results, safety, economic results and social results. Set the example of Taiping north road in Nanjing, surveying the traffic situation, applying the method of signal coordination between the mid-block crossings and intersection to realize the south-to-north signal coordination design. The evaluation results show the coordination plan are more superior to the current signal plan.

本文首先阐述了行人过街物理设施的概略设计和详细设计方法，讨论了路段人行横道的三种交通管制方式的设计方法和实用条件；其次，在充分的实际调查基础上，详细分析了不同用地性质条件下的过街需求的到达特性和不同交通管制下不同过街实体的交通特性，分析了进入路段的机动车初始流特性，并对机动车在路段中的车速特征、离散性以及路段信号控制人行横道对机动车流的影响进行了研究；然后，根据以上分析的过街交通和机动车交通的交通特性，建立了路段行人过街信号与交叉口信号协调控制的线性规划模型；最后，对模型输出的协调控制方案进行了效益评价分析，从时间效益、安全性、经济效益和社会效益四个方面，定量和定性相结合地对其实施效果予以评价；以南京市太平北路路段为例，根据现状交通状况，应用行人过街信号与交叉口信号协调控制的方法，对该路段由南向北方向进行单向协调控制设计，并进行方案效益分析评价，提出了优于现状控制方案的人行过街信号与交叉口信号协调控制方案。

In order to study the influence of delays in right-turn traffic,this paper analyzed the characteristic of right-turn traffic on signal control intersection,on this basis,useing the mentality that the green and the red signal times' right-turn traffic study separately,proposed three models to calculate right-turn traffic delays on signal control intersection,has laid certain foundation for the appraisal of signal control intersection's service level.

为了研究右转车流延误的影响，本文分析了信控交叉口右转车流运行特征，在此基础上，采用将绿灯信号时间和红灯信号时间的右转分别进行研究的思路，提出了计算信控交叉口右转车流延误的三种模型，为评价信控交叉口的服务水平奠定了一定的基础。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。